diff --git a/.rector.php b/.rector.php
index cfb35e6e6f5..9b0dfb67431 100644
--- a/.rector.php
+++ b/.rector.php
@@ -22,6 +22,7 @@
 use Rector\PHPUnit\CodeQuality\Rector\Class_\PreferPHPUnitThisCallRector;
 use Rector\Privatization\Rector as Privatization;
 use Rector\Renaming\Rector as Renaming;
+use Rector\Renaming\ValueObject\MethodCallRename as RenamingMethodCallRename;
 use Rector\Strict\Rector as Strict;
 use Rector\Transform\Rector as Transform;
 use Rector\TypeDeclaration\Rector as TypeDeclaration;
@@ -40,6 +41,10 @@
             __DIR__,
         ])
         ->withSkipPath(__DIR__ . '/vendor')
+        # Rename method calls
+        #->withConfiguredRule(Renaming\MethodCall\RenameMethodRector::class, [
+        #    new RenamingMethodCallRename('Mage_Core_Model_Layout', 'getBlock', 'getBlockByName'),
+        #])
         ->withRules([
             Php85\ArrayDimFetch\ArrayFirstLastRector::class,
         ])
diff --git a/app/code/core/Mage/Adminhtml/Block/Catalog/Category/Tab/Attributes.php b/app/code/core/Mage/Adminhtml/Block/Catalog/Category/Tab/Attributes.php
index d7abdc6a1d2..93eb9105a98 100644
--- a/app/code/core/Mage/Adminhtml/Block/Catalog/Category/Tab/Attributes.php
+++ b/app/code/core/Mage/Adminhtml/Block/Catalog/Category/Tab/Attributes.php
@@ -40,7 +40,8 @@ protected function _prepareLayout()
     {
         parent::_prepareLayout();
         if (Mage::getSingleton('cms/wysiwyg_config')->isEnabled()) {
-            $this->getLayout()->getBlock('head')->setCanLoadTinyMce(true);
+            $head = $this->getLayout()->getBlockAdminhtmlHead();
+            $head?->setCanLoadTinyMce(true);
         }
 
         return $this;
diff --git a/app/code/core/Mage/Adminhtml/Block/Catalog/Product/Edit/Tab/Attributes.php b/app/code/core/Mage/Adminhtml/Block/Catalog/Product/Edit/Tab/Attributes.php
index 477acc43716..2b7d0ca94e7 100644
--- a/app/code/core/Mage/Adminhtml/Block/Catalog/Product/Edit/Tab/Attributes.php
+++ b/app/code/core/Mage/Adminhtml/Block/Catalog/Product/Edit/Tab/Attributes.php
@@ -23,7 +23,8 @@ protected function _prepareLayout()
         if ($this->isModuleEnabled('Mage_Cms', 'catalog')
             && Mage::getSingleton('cms/wysiwyg_config')->isEnabled()
         ) {
-            $this->getLayout()->getBlock('head')->setCanLoadTinyMce(true);
+            $head = $this->getLayout()->getBlockAdminhtmlHead();
+            $head?->setCanLoadTinyMce(true);
         }
 
         return $this;
diff --git a/app/code/core/Mage/Adminhtml/Block/Cms/Block/Edit/Form.php b/app/code/core/Mage/Adminhtml/Block/Cms/Block/Edit/Form.php
index 76b7f57e16f..fed6ef20e02 100644
--- a/app/code/core/Mage/Adminhtml/Block/Cms/Block/Edit/Form.php
+++ b/app/code/core/Mage/Adminhtml/Block/Cms/Block/Edit/Form.php
@@ -31,7 +31,8 @@ protected function _prepareLayout()
     {
         parent::_prepareLayout();
         if (Mage::getSingleton('cms/wysiwyg_config')->isEnabled()) {
-            $this->getLayout()->getBlock('head')->setCanLoadTinyMce(true);
+            $head = $this->getLayout()->getBlockAdminhtmlHead();
+            $head?->setCanLoadTinyMce(true);
         }
 
         return $this;
diff --git a/app/code/core/Mage/Adminhtml/Block/Cms/Page/Edit/Tab/Content.php b/app/code/core/Mage/Adminhtml/Block/Cms/Page/Edit/Tab/Content.php
index 32d667b4baf..036b241412d 100644
--- a/app/code/core/Mage/Adminhtml/Block/Cms/Page/Edit/Tab/Content.php
+++ b/app/code/core/Mage/Adminhtml/Block/Cms/Page/Edit/Tab/Content.php
@@ -21,7 +21,8 @@ protected function _prepareLayout()
     {
         parent::_prepareLayout();
         if (Mage::getSingleton('cms/wysiwyg_config')->isEnabled()) {
-            $this->getLayout()->getBlock('head')->setCanLoadTinyMce(true);
+            $head = $this->getLayout()->getBlockAdminhtmlHead();
+            $head?->setCanLoadTinyMce(true);
         }
 
         return $this;
diff --git a/app/code/core/Mage/Adminhtml/Block/Newsletter/Queue/Edit.php b/app/code/core/Mage/Adminhtml/Block/Newsletter/Queue/Edit.php
index 83815de9b3a..18c5e4ed66b 100644
--- a/app/code/core/Mage/Adminhtml/Block/Newsletter/Queue/Edit.php
+++ b/app/code/core/Mage/Adminhtml/Block/Newsletter/Queue/Edit.php
@@ -73,7 +73,8 @@ protected function _prepareLayout()
     {
         // Load Wysiwyg on demand and Prepare layout
         if (Mage::getSingleton('cms/wysiwyg_config')->isEnabled()) {
-            $this->getLayout()->getBlock('head')->setCanLoadTinyMce(true);
+            $head = $this->getLayout()->getBlockAdminhtmlHead();
+            $head?->setCanLoadTinyMce(true);
         }
 
         $this->setChild(
diff --git a/app/code/core/Mage/Adminhtml/Block/Newsletter/Template/Edit.php b/app/code/core/Mage/Adminhtml/Block/Newsletter/Template/Edit.php
index d8eace9d156..e4220477092 100644
--- a/app/code/core/Mage/Adminhtml/Block/Newsletter/Template/Edit.php
+++ b/app/code/core/Mage/Adminhtml/Block/Newsletter/Template/Edit.php
@@ -37,8 +37,9 @@ public function getModel()
     protected function _prepareLayout()
     {
         // Load Wysiwyg on demand and Prepare layout
-        if (Mage::getSingleton('cms/wysiwyg_config')->isEnabled() && ($block = $this->getLayout()->getBlock('head'))) {
-            $block->setCanLoadTinyMce(true);
+        if (Mage::getSingleton('cms/wysiwyg_config')->isEnabled()) {
+            $head = $this->getLayout()->getBlockAdminhtmlHead();
+            $head?->setCanLoadTinyMce(true);
         }
 
         $this->setChild(
diff --git a/app/code/core/Mage/Adminhtml/Block/Page/Head.php b/app/code/core/Mage/Adminhtml/Block/Page/Head.php
index 76e4db54b45..46e46f25a92 100644
--- a/app/code/core/Mage/Adminhtml/Block/Page/Head.php
+++ b/app/code/core/Mage/Adminhtml/Block/Page/Head.php
@@ -11,6 +11,10 @@
  * Adminhtml header block
  *
  * @package    Mage_Adminhtml
+ *
+ * @method $this setCanLoadExtJs(bool $value)
+ * @method $this setCanLoadRulesJs(bool $value)
+ * @method $this setContainerCssClass(string $value)
  */
 class Mage_Adminhtml_Block_Page_Head extends Mage_Page_Block_Html_Head
 {
diff --git a/app/code/core/Mage/Adminhtml/Block/Page/Menu.php b/app/code/core/Mage/Adminhtml/Block/Page/Menu.php
index 2af24bcb432..a2469799b3d 100644
--- a/app/code/core/Mage/Adminhtml/Block/Page/Menu.php
+++ b/app/code/core/Mage/Adminhtml/Block/Page/Menu.php
@@ -12,6 +12,8 @@
  *
  * @package    Mage_Adminhtml
  *
+ * @method $this setActive(string $menuPath)
+ * @method string getActive()
  * @method $this setAdditionalCacheKeyInfo(array $cacheKeyInfo)
  * @method array getAdditionalCacheKeyInfo()
  */
diff --git a/app/code/core/Mage/Adminhtml/Block/System/Convert/Gui/Edit/Tab/Wizard.php b/app/code/core/Mage/Adminhtml/Block/System/Convert/Gui/Edit/Tab/Wizard.php
index be575002910..d10006c6204 100644
--- a/app/code/core/Mage/Adminhtml/Block/System/Convert/Gui/Edit/Tab/Wizard.php
+++ b/app/code/core/Mage/Adminhtml/Block/System/Convert/Gui/Edit/Tab/Wizard.php
@@ -43,9 +43,8 @@ public function __construct()
      */
     protected function _prepareLayout()
     {
-        if ($head = $this->getLayout()->getBlock('head')) {
-            $head->setCanLoadCalendarJs(true);
-        }
+        $head = $this->getLayout()->getBlockAdminhtmlHead();
+        $head?->setCanLoadCalendarJs(true);
 
         return $this;
     }
diff --git a/app/code/core/Mage/Adminhtml/Block/System/Email/Template/Edit/Form.php b/app/code/core/Mage/Adminhtml/Block/System/Email/Template/Edit/Form.php
index 692c3071e10..1c96895ea49 100644
--- a/app/code/core/Mage/Adminhtml/Block/System/Email/Template/Edit/Form.php
+++ b/app/code/core/Mage/Adminhtml/Block/System/Email/Template/Edit/Form.php
@@ -22,14 +22,12 @@ class Mage_Adminhtml_Block_System_Email_Template_Edit_Form extends Mage_Adminhtm
      */
     protected function _prepareLayout()
     {
-        /** @var Mage_Page_Block_Html_Head $head */
-        $head = $this->getLayout()->getBlock('head');
-        if ($head) {
-            $head->addItem('js', 'prototype/window.js')
-                ->addItem('js_css', 'prototype/windows/themes/default.css')
-                ->addCss('lib/prototype/windows/themes/magento.css')
-                ->addItem('js', 'mage/adminhtml/variables.js');
-        }
+        $head = $this->getLayout()->getBlockAdminhtmlHead();
+        $head
+            ?->addItem('js', 'prototype/window.js')
+            ->addItem('js_css', 'prototype/windows/themes/default.css')
+            ->addCss('lib/prototype/windows/themes/magento.css')
+            ->addItem('js', 'mage/adminhtml/variables.js');
 
         return parent::_prepareLayout();
     }
diff --git a/app/code/core/Mage/Adminhtml/Block/Widget.php b/app/code/core/Mage/Adminhtml/Block/Widget.php
index cc6c2b8f88c..b70d5bc48b2 100644
--- a/app/code/core/Mage/Adminhtml/Block/Widget.php
+++ b/app/code/core/Mage/Adminhtml/Block/Widget.php
@@ -54,9 +54,8 @@ public function getCurrentUrl($params = [])
 
     protected function _addBreadcrumb($label, $title = null, $link = null)
     {
-        /** @var Mage_Adminhtml_Block_Widget_Breadcrumbs $block */
-        $block = $this->getLayout()->getBlock('breadcrumbs');
-        $block->addLink($label, $title, $link);
+        $block = $this->getLayout()->getBlockAdminhtmlBreadcrumbs();
+        $block?->addLink($label, $title, $link);
     }
 
     /**
diff --git a/app/code/core/Mage/Adminhtml/Block/Widget/Grid/Column/Filter/Date.php b/app/code/core/Mage/Adminhtml/Block/Widget/Grid/Column/Filter/Date.php
index d1e2b29afd8..c22be4f32d8 100644
--- a/app/code/core/Mage/Adminhtml/Block/Widget/Grid/Column/Filter/Date.php
+++ b/app/code/core/Mage/Adminhtml/Block/Widget/Grid/Column/Filter/Date.php
@@ -22,9 +22,8 @@ class Mage_Adminhtml_Block_Widget_Grid_Column_Filter_Date extends Mage_Adminhtml
      */
     protected function _prepareLayout()
     {
-        if ($head = $this->getLayout()->getBlock('head')) {
-            $head->setCanLoadCalendarJs(true);
-        }
+        $head = $this->getLayout()->getBlockAdminhtmlHead();
+        $head?->setCanLoadCalendarJs(true);
 
         return parent::_prepareLayout();
     }
diff --git a/app/code/core/Mage/Adminhtml/Controller/Action.php b/app/code/core/Mage/Adminhtml/Controller/Action.php
index 3f5db40c84a..7efff05b94c 100644
--- a/app/code/core/Mage/Adminhtml/Controller/Action.php
+++ b/app/code/core/Mage/Adminhtml/Controller/Action.php
@@ -98,9 +98,11 @@ protected function _getHelper()
      *
      * @return $this
      */
-    protected function _setActiveMenu($menuPath)
+    protected function _setActiveMenu(string $menuPath)
     {
-        $this->getLayout()->getBlock('menu')->setActive($menuPath);
+        $block = $this->getLayout()->getBlockAdminhtmlMenu();
+        $block?->setActive($menuPath);
+
         return $this;
     }
 
@@ -109,9 +111,9 @@ protected function _setActiveMenu($menuPath)
      */
     protected function _addBreadcrumb($label, $title, $link = null)
     {
-        /** @var Mage_Adminhtml_Block_Widget_Breadcrumbs $block */
-        $block = $this->getLayout()->getBlock('breadcrumbs');
-        $block->addLink($label, $title, $link);
+        $block = $this->getLayout()->getBlockAdminhtmlBreadcrumbs();
+        $block?->addLink($label, $title, $link);
+
         return $this;
     }
 
diff --git a/app/code/core/Mage/Adminhtml/controllers/Api/RoleController.php b/app/code/core/Mage/Adminhtml/controllers/Api/RoleController.php
index 26edc9b1a83..55e6b916841 100644
--- a/app/code/core/Mage/Adminhtml/controllers/Api/RoleController.php
+++ b/app/code/core/Mage/Adminhtml/controllers/Api/RoleController.php
@@ -83,7 +83,8 @@ public function editRoleAction()
 
         $this->_addBreadcrumb($breadCrumb, $breadCrumbTitle);
 
-        $this->getLayout()->getBlock('head')->setCanLoadExtJs(true);
+        $head = $this->getLayout()->getBlockAdminhtmlHead();
+        $head?->setCanLoadExtJs(true);
 
         $this->_addLeft(
             $this->getLayout()->createBlock('adminhtml/api_editroles'),
diff --git a/app/code/core/Mage/Adminhtml/controllers/Catalog/CategoryController.php b/app/code/core/Mage/Adminhtml/controllers/Catalog/CategoryController.php
index ba5bd95a916..bb6130f2213 100644
--- a/app/code/core/Mage/Adminhtml/controllers/Catalog/CategoryController.php
+++ b/app/code/core/Mage/Adminhtml/controllers/Catalog/CategoryController.php
@@ -183,8 +183,12 @@ public function editAction()
 
         $this->loadLayout();
         $this->_setActiveMenu('catalog/categories');
-        $this->getLayout()->getBlock('head')->setCanLoadExtJs(true)
-            ->setContainerCssClass('catalog-categories');
+
+        $head = $this->getLayout()->getBlockAdminhtmlHead();
+        if ($head) {
+            $head->setCanLoadExtJs(true);
+            $head->setContainerCssClass('catalog-categories');
+        }
 
         $this->_addBreadcrumb(
             Mage::helper('catalog')->__('Manage Catalog Categories'),
diff --git a/app/code/core/Mage/Adminhtml/controllers/Catalog/Product/ReviewController.php b/app/code/core/Mage/Adminhtml/controllers/Catalog/Product/ReviewController.php
index 58e9b31a87e..6e875fd3d03 100644
--- a/app/code/core/Mage/Adminhtml/controllers/Catalog/Product/ReviewController.php
+++ b/app/code/core/Mage/Adminhtml/controllers/Catalog/Product/ReviewController.php
@@ -105,7 +105,8 @@ public function newAction()
         $this->loadLayout();
         $this->_setActiveMenu('catalog/reviews_ratings/reviews/all');
 
-        $this->getLayout()->getBlock('head')->setCanLoadExtJs(true);
+        $head = $this->getLayout()->getBlockAdminhtmlHead();
+        $head?->setCanLoadExtJs(true);
 
         $this->_addContent($this->getLayout()->createBlock('adminhtml/review_add'));
         $this->_addContent($this->getLayout()->createBlock('adminhtml/review_product_grid'));
diff --git a/app/code/core/Mage/Adminhtml/controllers/Catalog/Product/SetController.php b/app/code/core/Mage/Adminhtml/controllers/Catalog/Product/SetController.php
index 7ef51b73336..2224cacfabb 100644
--- a/app/code/core/Mage/Adminhtml/controllers/Catalog/Product/SetController.php
+++ b/app/code/core/Mage/Adminhtml/controllers/Catalog/Product/SetController.php
@@ -64,7 +64,9 @@ public function editAction()
 
         $this->loadLayout();
         $this->_setActiveMenu('catalog/attributes/sets');
-        $this->getLayout()->getBlock('head')->setCanLoadExtJs(true);
+
+        $head = $this->getLayout()->getBlockAdminhtmlHead();
+        $head?->setCanLoadExtJs(true);
 
         $this->_addBreadcrumb(Mage::helper('catalog')->__('Catalog'), Mage::helper('catalog')->__('Catalog'));
         $this->_addBreadcrumb(
diff --git a/app/code/core/Mage/Adminhtml/controllers/Catalog/ProductController.php b/app/code/core/Mage/Adminhtml/controllers/Catalog/ProductController.php
index 6163e8ba447..fa021f7e353 100644
--- a/app/code/core/Mage/Adminhtml/controllers/Catalog/ProductController.php
+++ b/app/code/core/Mage/Adminhtml/controllers/Catalog/ProductController.php
@@ -215,7 +215,8 @@ public function newAction()
             $this->_setActiveMenu('catalog/products');
         }
 
-        $this->getLayout()->getBlock('head')->setCanLoadExtJs(true);
+        $head = $this->getLayout()->getBlockAdminhtmlHead();
+        $head?->setCanLoadExtJs(true);
 
         $block = $this->getLayout()->getBlock('catalog.wysiwyg.js');
         if ($block) {
@@ -268,7 +269,8 @@ public function editAction()
                 );
         }
 
-        $this->getLayout()->getBlock('head')->setCanLoadExtJs(true);
+        $head = $this->getLayout()->getBlockAdminhtmlHead();
+        $head?->setCanLoadExtJs(true);
 
         $block = $this->getLayout()->getBlock('catalog.wysiwyg.js');
         if ($block) {
diff --git a/app/code/core/Mage/Adminhtml/controllers/Catalog/SearchController.php b/app/code/core/Mage/Adminhtml/controllers/Catalog/SearchController.php
index 5c07dac983a..b03292972d3 100644
--- a/app/code/core/Mage/Adminhtml/controllers/Catalog/SearchController.php
+++ b/app/code/core/Mage/Adminhtml/controllers/Catalog/SearchController.php
@@ -70,7 +70,8 @@ public function editAction()
 
         $this->_title($id ? $model->getQueryText() : $this->__('New Search'));
 
-        $this->getLayout()->getBlock('head')->setCanLoadRulesJs(true);
+        $head = $this->getLayout()->getBlockAdminhtmlHead();
+        $head?->setCanLoadRulesJs(true);
 
         $this->getLayout()->getBlock('catalog_search_edit')
             ->setData('action', $this->getUrl('*/catalog_search/save'));
diff --git a/app/code/core/Mage/Adminhtml/controllers/Permissions/RoleController.php b/app/code/core/Mage/Adminhtml/controllers/Permissions/RoleController.php
index 3fb7b0721b1..d83d03c583e 100644
--- a/app/code/core/Mage/Adminhtml/controllers/Permissions/RoleController.php
+++ b/app/code/core/Mage/Adminhtml/controllers/Permissions/RoleController.php
@@ -109,7 +109,8 @@ public function editRoleAction()
 
         $this->_addBreadcrumb($breadCrumb, $breadCrumbTitle);
 
-        $this->getLayout()->getBlock('head')->setCanLoadExtJs(true);
+        $head = $this->getLayout()->getBlockAdminhtmlHead();
+        $head?->setCanLoadExtJs(true);
 
         $this->_addContent(
             $this->getLayout()->createBlock('adminhtml/permissions_buttons')
diff --git a/app/code/core/Mage/Adminhtml/controllers/System/ConfigController.php b/app/code/core/Mage/Adminhtml/controllers/System/ConfigController.php
index 6a5fcb6b619..4a4c6638378 100644
--- a/app/code/core/Mage/Adminhtml/controllers/System/ConfigController.php
+++ b/app/code/core/Mage/Adminhtml/controllers/System/ConfigController.php
@@ -84,9 +84,8 @@ public function editAction()
 
         $this->_setActiveMenu('system/config');
 
-        /** @var Mage_Adminhtml_Block_Page_Menu $block */
-        $block = $this->getLayout()->getBlock('menu');
-        $block->setAdditionalCacheKeyInfo([$current]);
+        $block = $this->getLayout()->getBlockAdminhtmlMenu();
+        $block?->setAdditionalCacheKeyInfo([$current]);
 
         $this->_addBreadcrumb(
             Mage::helper('adminhtml')->__('System'),
diff --git a/app/code/core/Mage/Adminhtml/controllers/System/DesignController.php b/app/code/core/Mage/Adminhtml/controllers/System/DesignController.php
index 9d1a0557450..4179dcac1be 100644
--- a/app/code/core/Mage/Adminhtml/controllers/System/DesignController.php
+++ b/app/code/core/Mage/Adminhtml/controllers/System/DesignController.php
@@ -55,10 +55,12 @@ public function editAction()
 
         $this->loadLayout();
         $this->_setActiveMenu('system/design');
-        $this->getLayout()->getBlock('head')->setCanLoadExtJs(true);
 
-        $id  = (int) $this->getRequest()->getParam('id');
-        $design    = Mage::getModel('core/design');
+        $head = $this->getLayout()->getBlockAdminhtmlHead();
+        $head?->setCanLoadExtJs(true);
+
+        $id = (int) $this->getRequest()->getParam('id');
+        $design = Mage::getModel('core/design');
 
         if ($id) {
             $design->load($id);
diff --git a/app/code/core/Mage/Adminhtml/controllers/UrlrewriteController.php b/app/code/core/Mage/Adminhtml/controllers/UrlrewriteController.php
index 86a3605e5c7..15d39a18a80 100644
--- a/app/code/core/Mage/Adminhtml/controllers/UrlrewriteController.php
+++ b/app/code/core/Mage/Adminhtml/controllers/UrlrewriteController.php
@@ -74,7 +74,10 @@ public function editAction()
         $this->loadLayout();
         $this->_setActiveMenu('catalog/urlrewrite');
         $this->_addContent($this->getLayout()->createBlock('adminhtml/urlrewrite_edit'));
-        $this->getLayout()->getBlock('head')->setCanLoadExtJs(true);
+
+        $head = $this->getLayout()->getBlockAdminhtmlHead();
+        $head?->setCanLoadExtJs(true);
+
         $this->renderLayout();
     }
 
diff --git a/app/code/core/Mage/Catalog/Block/Breadcrumbs.php b/app/code/core/Mage/Catalog/Block/Breadcrumbs.php
index 7c640db210c..8921d4658ca 100644
--- a/app/code/core/Mage/Catalog/Block/Breadcrumbs.php
+++ b/app/code/core/Mage/Catalog/Block/Breadcrumbs.php
@@ -33,10 +33,9 @@ public function getTitleSeparator($store = null)
      */
     protected function _prepareLayout()
     {
-        /** @var Mage_Page_Block_Html_Breadcrumbs $breadcrumbsBlock */
-        $breadcrumbsBlock = $this->getLayout()->getBlock('breadcrumbs');
-        if ($breadcrumbsBlock) {
-            $breadcrumbsBlock->addCrumb('home', [
+        $breadcrumbs = $this->getLayout()->getBlockBreadcrumbs();
+        if ($breadcrumbs) {
+            $breadcrumbs->addCrumb('home', [
                 'label' => Mage::helper('catalog')->__('Home'),
                 'title' => Mage::helper('catalog')->__('Go to Home Page'),
                 'link' => Mage::getBaseUrl(),
@@ -46,13 +45,12 @@ protected function _prepareLayout()
             $path  = Mage::helper('catalog')->getBreadcrumbPath();
 
             foreach ($path as $name => $breadcrumb) {
-                $breadcrumbsBlock->addCrumb($name, $breadcrumb);
+                $breadcrumbs->addCrumb($name, $breadcrumb);
                 $title[] = $breadcrumb['label'];
             }
 
-            if ($headBlock = $this->getLayout()->getBlock('head')) {
-                $headBlock->setTitle(implode($this->getTitleSeparator(), array_reverse($title)));
-            }
+            $head = $this->getLayout()->getBlockHead();
+            $head?->setTitle(implode($this->getTitleSeparator(), array_reverse($title)));
         }
 
         return parent::_prepareLayout();
diff --git a/app/code/core/Mage/Catalog/Block/Category/View.php b/app/code/core/Mage/Catalog/Block/Category/View.php
index d944dabe63a..830e0a14095 100644
--- a/app/code/core/Mage/Catalog/Block/Category/View.php
+++ b/app/code/core/Mage/Catalog/Block/Category/View.php
@@ -24,26 +24,25 @@ protected function _prepareLayout()
 
         $this->getLayout()->createBlock('catalog/breadcrumbs');
 
-        /** @var Mage_Page_Block_Html_Head $headBlock */
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
+        $head = $this->getLayout()->getBlockHead();
+        if ($head) {
             $category = $this->getCurrentCategory();
             if ($title = $category->getMetaTitle()) {
-                $headBlock->setTitle($title);
+                $head->setTitle($title);
             }
 
             if ($description = $category->getMetaDescription()) {
-                $headBlock->setDescription($description);
+                $head->setDescription($description);
             }
 
             if ($keywords = $category->getMetaKeywords()) {
-                $headBlock->setKeywords($keywords);
+                $head->setKeywords($keywords);
             }
 
             /** @var Mage_Catalog_Helper_Category $helper */
             $helper = $this->helper('catalog/category');
             if ($helper->canUseCanonicalTag()) {
-                $headBlock->addLinkRel('canonical', $category->getUrl());
+                $head->addLinkRel('canonical', $category->getUrl());
             }
 
             /*
@@ -51,7 +50,7 @@ protected function _prepareLayout()
             */
             if ($this->isRssCatalogEnable() && $this->isTopCategory()) {
                 $title = $this->helper('rss')->__('%s RSS Feed', $this->getCurrentCategory()->getName());
-                $headBlock->addItem('rss', $this->getRssLink(), 'title="' . $title . '"');
+                $head->addItem('rss', $this->getRssLink(), 'title="' . $title . '"');
             }
         }
 
diff --git a/app/code/core/Mage/Catalog/Block/Product/Compare/List.php b/app/code/core/Mage/Catalog/Block/Product/Compare/List.php
index a2343cee7c5..71cb0412846 100644
--- a/app/code/core/Mage/Catalog/Block/Product/Compare/List.php
+++ b/app/code/core/Mage/Catalog/Block/Product/Compare/List.php
@@ -67,10 +67,8 @@ public function getAddToWishlistUrl($product)
      */
     protected function _prepareLayout()
     {
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
-            $headBlock->setTitle(Mage::helper('catalog')->__('Products Comparison List') . ' - ' . $headBlock->getDefaultTitle());
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle(Mage::helper('catalog')->__('Products Comparison List') . ' - ' . $head->getDefaultTitle());
 
         return parent::_prepareLayout();
     }
diff --git a/app/code/core/Mage/Catalog/Block/Product/Gallery.php b/app/code/core/Mage/Catalog/Block/Product/Gallery.php
index 4da226f9c40..33b0d63849b 100644
--- a/app/code/core/Mage/Catalog/Block/Product/Gallery.php
+++ b/app/code/core/Mage/Catalog/Block/Product/Gallery.php
@@ -19,9 +19,8 @@ class Mage_Catalog_Block_Product_Gallery extends Mage_Core_Block_Template
      */
     protected function _prepareLayout()
     {
-        if ($headBlock = $this->getLayout()->getBlock('head')) {
-            $headBlock->setTitle($this->getProduct()->getMetaTitle());
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->getProduct()->getMetaTitle());
 
         return parent::_prepareLayout();
     }
diff --git a/app/code/core/Mage/Catalog/Block/Product/View.php b/app/code/core/Mage/Catalog/Block/Product/View.php
index 3c06951b228..f406c3b6d6e 100644
--- a/app/code/core/Mage/Catalog/Block/Product/View.php
+++ b/app/code/core/Mage/Catalog/Block/Product/View.php
@@ -37,35 +37,34 @@ protected function _prepareLayout()
     {
         $this->getLayout()->createBlock('catalog/breadcrumbs');
 
-        /** @var Mage_Page_Block_Html_Head $headBlock */
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
+        $head = $this->getLayout()->getBlockHead();
+        if ($head) {
             $product = $this->getProduct();
             $title = $product->getMetaTitle();
             if ($title) {
-                $headBlock->setTitle($title);
+                $head->setTitle($title);
             }
 
             $keyword = $product->getMetaKeyword();
             $currentCategory = Mage::registry('current_category');
             if ($keyword) {
-                $headBlock->setKeywords($keyword);
+                $head->setKeywords($keyword);
             } elseif ($currentCategory) {
-                $headBlock->setKeywords($product->getName());
+                $head->setKeywords($product->getName());
             }
 
             $description = $product->getMetaDescription();
             if ($description) {
-                $headBlock->setDescription(($description));
+                $head->setDescription(($description));
             } else {
-                $headBlock->setDescription(Mage::helper('core/string')->substr($product->getDescription(), 0, 255));
+                $head->setDescription(Mage::helper('core/string')->substr($product->getDescription(), 0, 255));
             }
 
             /** @var Mage_Catalog_Helper_Product $helper */
             $helper = $this->helper('catalog/product');
             if ($helper->canUseCanonicalTag()) {
                 $params = ['_ignore_category' => true];
-                $headBlock->addLinkRel('canonical', $product->getUrlModel()->getUrl($product, $params));
+                $head->addLinkRel('canonical', $product->getUrlModel()->getUrl($product, $params));
             }
         }
 
diff --git a/app/code/core/Mage/Catalog/Block/Product/View/Options/Type/Date.php b/app/code/core/Mage/Catalog/Block/Product/View/Options/Type/Date.php
index efaa8c7a191..05cfbb18ece 100644
--- a/app/code/core/Mage/Catalog/Block/Product/View/Options/Type/Date.php
+++ b/app/code/core/Mage/Catalog/Block/Product/View/Options/Type/Date.php
@@ -28,9 +28,8 @@ class Mage_Catalog_Block_Product_View_Options_Type_Date extends Mage_Catalog_Blo
      */
     protected function _prepareLayout()
     {
-        if ($head = $this->getLayout()->getBlock('head')) {
-            $head->setCanLoadCalendarJs(true);
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setCanLoadCalendarJs(true);
 
         return parent::_prepareLayout();
     }
diff --git a/app/code/core/Mage/Catalog/controllers/CategoryController.php b/app/code/core/Mage/Catalog/controllers/CategoryController.php
index 4447d9397e7..9023885048a 100644
--- a/app/code/core/Mage/Catalog/controllers/CategoryController.php
+++ b/app/code/core/Mage/Catalog/controllers/CategoryController.php
@@ -148,12 +148,9 @@ public function viewAction()
                 $this->getLayout()->helper('page/layout')->applyTemplate($settings->getPageLayout());
             }
 
-            /** @var Mage_Page_Block_Html $root */
-            $root = $this->getLayout()->getBlock('root');
-            if ($root) {
-                $root->addBodyClass('categorypath-' . $category->getUrlPath())
-                    ->addBodyClass('category-' . $category->getUrlKey());
-            }
+            $root = $this->getLayout()->getBlockRoot();
+            $root?->addBodyClass('categorypath-' . $category->getUrlPath())
+                ->addBodyClass('category-' . $category->getUrlKey());
 
             $this->_initLayoutMessages('catalog/session');
             $this->_initLayoutMessages('checkout/session');
diff --git a/app/code/core/Mage/CatalogSearch/Block/Advanced/Form.php b/app/code/core/Mage/CatalogSearch/Block/Advanced/Form.php
index c5bf28b9aea..747270efe6c 100644
--- a/app/code/core/Mage/CatalogSearch/Block/Advanced/Form.php
+++ b/app/code/core/Mage/CatalogSearch/Block/Advanced/Form.php
@@ -19,18 +19,16 @@ class Mage_CatalogSearch_Block_Advanced_Form extends Mage_Core_Block_Template
      */
     public function _prepareLayout()
     {
-        // add Home breadcrumb
-        /** @var Mage_Page_Block_Html_Breadcrumbs $breadcrumbs */
-        $breadcrumbs = $this->getLayout()->getBlock('breadcrumbs');
-        if ($breadcrumbs) {
-            $breadcrumbs->addCrumb('home', [
+        $breadcrumbs = $this->getLayout()->getBlockBreadcrumbs();
+        $breadcrumbs
+            ?->addCrumb('home', [
                 'label' => Mage::helper('catalogsearch')->__('Home'),
                 'title' => Mage::helper('catalogsearch')->__('Go to Home Page'),
-                'link' => Mage::getBaseUrl(),
-            ])->addCrumb('search', [
+                'link'  => Mage::getBaseUrl(),
+            ])
+            ->addCrumb('search', [
                 'label' => Mage::helper('catalogsearch')->__('Catalog Advanced Search'),
             ]);
-        }
 
         return parent::_prepareLayout();
     }
diff --git a/app/code/core/Mage/CatalogSearch/Block/Advanced/Result.php b/app/code/core/Mage/CatalogSearch/Block/Advanced/Result.php
index 16ceade47de..84f3a26eb1f 100644
--- a/app/code/core/Mage/CatalogSearch/Block/Advanced/Result.php
+++ b/app/code/core/Mage/CatalogSearch/Block/Advanced/Result.php
@@ -21,20 +21,20 @@ class Mage_CatalogSearch_Block_Advanced_Result extends Mage_Core_Block_Template
      */
     protected function _prepareLayout()
     {
-        /** @var Mage_Page_Block_Html_Breadcrumbs $breadcrumbs */
-        $breadcrumbs = $this->getLayout()->getBlock('breadcrumbs');
-        if ($breadcrumbs) {
-            $breadcrumbs->addCrumb('home', [
+        $breadcrumbs = $this->getLayout()->getBlockBreadcrumbs();
+        $breadcrumbs
+            ?->addCrumb('home', [
                 'label' => Mage::helper('catalogsearch')->__('Home'),
                 'title' => Mage::helper('catalogsearch')->__('Go to Home Page'),
-                'link' => Mage::getBaseUrl(),
-            ])->addCrumb('search', [
+                'link'  => Mage::getBaseUrl(),
+            ])
+            ->addCrumb('search', [
                 'label' => Mage::helper('catalogsearch')->__('Catalog Advanced Search'),
-                'link' => $this->getUrl('*/*/'),
-            ])->addCrumb('search_result', [
+                'link'  => $this->getUrl('*/*/'),
+            ])
+            ->addCrumb('search_result', [
                 'label' => Mage::helper('catalogsearch')->__('Results'),
             ]);
-        }
 
         return parent::_prepareLayout();
     }
diff --git a/app/code/core/Mage/CatalogSearch/Block/Result.php b/app/code/core/Mage/CatalogSearch/Block/Result.php
index 08481135ec0..8c666328af7 100644
--- a/app/code/core/Mage/CatalogSearch/Block/Result.php
+++ b/app/code/core/Mage/CatalogSearch/Block/Result.php
@@ -46,25 +46,27 @@ protected function _prepareLayout()
         /** @var Mage_CatalogSearch_Helper_Data $helper */
         $helper = $this->helper('catalogsearch');
 
-        // add Home breadcrumb
-        /** @var Mage_Page_Block_Html_Breadcrumbs $breadcrumbs */
-        $breadcrumbs = $this->getLayout()->getBlock('breadcrumbs');
+        $breadcrumbs = $this->getLayout()->getBlockBreadcrumbs();
         if ($breadcrumbs) {
             $title = $this->__("Search results for: '%s'", $helper->getQueryText());
 
-            $breadcrumbs->addCrumb('home', [
-                'label' => $this->__('Home'),
-                'title' => $this->__('Go to Home Page'),
-                'link'  => Mage::getBaseUrl(),
-            ])->addCrumb('search', [
-                'label' => $title,
-                'title' => $title,
-            ]);
+            $breadcrumbs
+                ->addCrumb('home', [
+                    'label' => $this->__('Home'),
+                    'title' => $this->__('Go to Home Page'),
+                    'link'  => Mage::getBaseUrl(),
+                ])
+                ->addCrumb('search', [
+                    'label' => $title,
+                    'title' => $title,
+                ]);
         }
 
         // modify page title
         $title = $this->__("Search results for: '%s'", $helper->getEscapedQueryText());
-        $this->getLayout()->getBlock('head')->setTitle($title);
+
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($title);
 
         return parent::_prepareLayout();
     }
diff --git a/app/code/core/Mage/Checkout/Block/Multishipping/Address/Select.php b/app/code/core/Mage/Checkout/Block/Multishipping/Address/Select.php
index 001e60b5545..08926a12b59 100644
--- a/app/code/core/Mage/Checkout/Block/Multishipping/Address/Select.php
+++ b/app/code/core/Mage/Checkout/Block/Multishipping/Address/Select.php
@@ -19,9 +19,8 @@ class Mage_Checkout_Block_Multishipping_Address_Select extends Mage_Checkout_Blo
      */
     protected function _prepareLayout()
     {
-        if ($headBlock = $this->getLayout()->getBlock('head')) {
-            $headBlock->setTitle(Mage::helper('checkout')->__('Change Billing Address') . ' - ' . $headBlock->getDefaultTitle());
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle(Mage::helper('checkout')->__('Change Billing Address') . ' - ' . $head->getDefaultTitle());
 
         return parent::_prepareLayout();
     }
diff --git a/app/code/core/Mage/Checkout/Block/Multishipping/Addresses.php b/app/code/core/Mage/Checkout/Block/Multishipping/Addresses.php
index 2eefc5c997e..cb7a5b6959b 100644
--- a/app/code/core/Mage/Checkout/Block/Multishipping/Addresses.php
+++ b/app/code/core/Mage/Checkout/Block/Multishipping/Addresses.php
@@ -29,9 +29,8 @@ public function getCheckout()
      */
     protected function _prepareLayout()
     {
-        if ($headBlock = $this->getLayout()->getBlock('head')) {
-            $headBlock->setTitle(Mage::helper('checkout')->__('Ship to Multiple Addresses') . ' - ' . $headBlock->getDefaultTitle());
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle(Mage::helper('checkout')->__('Ship to Multiple Addresses') . ' - ' . $head->getDefaultTitle());
 
         return parent::_prepareLayout();
     }
diff --git a/app/code/core/Mage/Checkout/Block/Multishipping/Billing.php b/app/code/core/Mage/Checkout/Block/Multishipping/Billing.php
index 7f369ae3ebd..c3a79e98bbe 100644
--- a/app/code/core/Mage/Checkout/Block/Multishipping/Billing.php
+++ b/app/code/core/Mage/Checkout/Block/Multishipping/Billing.php
@@ -19,11 +19,10 @@ class Mage_Checkout_Block_Multishipping_Billing extends Mage_Payment_Block_Form_
      */
     protected function _prepareLayout()
     {
-        if ($headBlock = $this->getLayout()->getBlock('head')) {
-            $headBlock->setTitle(
-                Mage::helper('checkout')->__('Billing Information - %s', $headBlock->getDefaultTitle()),
-            );
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle(
+            Mage::helper('checkout')->__('Billing Information - %s', $head->getDefaultTitle()),
+        );
 
         return parent::_prepareLayout();
     }
diff --git a/app/code/core/Mage/Checkout/Block/Multishipping/Overview.php b/app/code/core/Mage/Checkout/Block/Multishipping/Overview.php
index 77b6abd07c8..3eab4d85456 100644
--- a/app/code/core/Mage/Checkout/Block/Multishipping/Overview.php
+++ b/app/code/core/Mage/Checkout/Block/Multishipping/Overview.php
@@ -42,11 +42,10 @@ public function getCheckout()
      */
     protected function _prepareLayout()
     {
-        if ($headBlock = $this->getLayout()->getBlock('head')) {
-            $headBlock->setTitle(
-                $this->__('Review Order - %s', $headBlock->getDefaultTitle()),
-            );
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle(
+            $this->__('Review Order - %s', $head->getDefaultTitle()),
+        );
 
         return parent::_prepareLayout();
     }
diff --git a/app/code/core/Mage/Checkout/Block/Multishipping/Shipping.php b/app/code/core/Mage/Checkout/Block/Multishipping/Shipping.php
index d107611ecf9..0f2c899739d 100644
--- a/app/code/core/Mage/Checkout/Block/Multishipping/Shipping.php
+++ b/app/code/core/Mage/Checkout/Block/Multishipping/Shipping.php
@@ -29,9 +29,8 @@ public function getCheckout()
      */
     protected function _prepareLayout()
     {
-        if ($headBlock = $this->getLayout()->getBlock('head')) {
-            $headBlock->setTitle(Mage::helper('checkout')->__('Shipping Methods') . ' - ' . $headBlock->getDefaultTitle());
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle(Mage::helper('checkout')->__('Shipping Methods') . ' - ' . $head->getDefaultTitle());
 
         return parent::_prepareLayout();
     }
diff --git a/app/code/core/Mage/Checkout/controllers/Multishipping/AddressController.php b/app/code/core/Mage/Checkout/controllers/Multishipping/AddressController.php
index 26913a46a20..d910432ba55 100644
--- a/app/code/core/Mage/Checkout/controllers/Multishipping/AddressController.php
+++ b/app/code/core/Mage/Checkout/controllers/Multishipping/AddressController.php
@@ -47,9 +47,8 @@ public function newShippingAction()
                 ->setSuccessUrl(Mage::getUrl('*/*/shippingSaved'))
                 ->setErrorUrl(Mage::getUrl('*/*/*'));
 
-            if ($headBlock = $this->getLayout()->getBlock('head')) {
-                $headBlock->setTitle($addressForm->getTitle() . ' - ' . $headBlock->getDefaultTitle());
-            }
+            $head = $this->getLayout()->getBlockHead();
+            $head?->setTitle($addressForm->getTitle() . ' - ' . $head->getDefaultTitle());
 
             if ($this->_getCheckout()->getCustomerDefaultShippingAddress()) {
                 $addressForm->setBackUrl(Mage::getUrl('*/multishipping/addresses'));
@@ -83,9 +82,8 @@ public function editShippingAction()
                 ->setSuccessUrl(Mage::getUrl('*/*/editShippingPost', ['id' => $this->getRequest()->getParam('id')]))
                 ->setErrorUrl(Mage::getUrl('*/*/*'));
 
-            if ($headBlock = $this->getLayout()->getBlock('head')) {
-                $headBlock->setTitle($addressForm->getTitle() . ' - ' . $headBlock->getDefaultTitle());
-            }
+            $head = $this->getLayout()->getBlockHead();
+            $head?->setTitle($addressForm->getTitle() . ' - ' . $head->getDefaultTitle());
 
             if ($this->_getCheckout()->getCustomerDefaultShippingAddress()) {
                 $addressForm->setBackUrl(Mage::getUrl('*/multishipping/shipping'));
@@ -124,9 +122,8 @@ public function newBillingAction()
                 ->setErrorUrl(Mage::getUrl('*/*/*'))
                 ->setBackUrl(Mage::getUrl('*/*/selectBilling'));
 
-            if ($headBlock = $this->getLayout()->getBlock('head')) {
-                $headBlock->setTitle($addressForm->getTitle() . ' - ' . $headBlock->getDefaultTitle());
-            }
+            $head = $this->getLayout()->getBlockHead();
+            $head?->setTitle($addressForm->getTitle() . ' - ' . $head->getDefaultTitle());
         }
 
         $this->renderLayout();
@@ -142,9 +139,8 @@ public function editAddressAction()
                 ->setErrorUrl(Mage::getUrl('*/*/*', ['id' => $this->getRequest()->getParam('id')]))
                 ->setBackUrl(Mage::getUrl('*/*/selectBilling'));
 
-            if ($headBlock = $this->getLayout()->getBlock('head')) {
-                $headBlock->setTitle($addressForm->getTitle() . ' - ' . $headBlock->getDefaultTitle());
-            }
+            $head = $this->getLayout()->getBlockHead();
+            $head?->setTitle($addressForm->getTitle() . ' - ' . $head->getDefaultTitle());
         }
 
         $this->renderLayout();
@@ -162,9 +158,9 @@ public function editBillingAction()
                 ->setSuccessUrl(Mage::getUrl('*/*/saveBilling', ['id' => $this->getRequest()->getParam('id')]))
                 ->setErrorUrl(Mage::getUrl('*/*/*', ['id' => $this->getRequest()->getParam('id')]))
                 ->setBackUrl(Mage::getUrl('*/multishipping/overview'));
-            if ($headBlock = $this->getLayout()->getBlock('head')) {
-                $headBlock->setTitle($addressForm->getTitle() . ' - ' . $headBlock->getDefaultTitle());
-            }
+
+            $head = $this->getLayout()->getBlockHead();
+            $head?->setTitle($addressForm->getTitle() . ' - ' . $head->getDefaultTitle());
         }
 
         $this->renderLayout();
diff --git a/app/code/core/Mage/Checkout/controllers/OnepageController.php b/app/code/core/Mage/Checkout/controllers/OnepageController.php
index c678ea188fc..5954cbee670 100644
--- a/app/code/core/Mage/Checkout/controllers/OnepageController.php
+++ b/app/code/core/Mage/Checkout/controllers/OnepageController.php
@@ -157,7 +157,12 @@ protected function _getAdditionalHtml()
      */
     protected function _getReviewHtml()
     {
-        return $this->getLayout()->getBlock('root')->toHtml();
+        $root = $this->getLayout()->getBlockRoot();
+        if ($root) {
+            return $root->toHtml();
+        }
+
+        return '';
     }
 
     /**
@@ -202,7 +207,10 @@ public function indexAction()
         $this->getOnepage()->initCheckout();
         $this->loadLayout();
         $this->_initLayoutMessages('customer/session');
-        $this->getLayout()->getBlock('head')->setTitle($this->__('Checkout'));
+
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('Checkout'));
+
         $this->renderLayout();
     }
 
diff --git a/app/code/core/Mage/Cms/Block/Page.php b/app/code/core/Mage/Cms/Block/Page.php
index e9562b3f671..01e75dd3048 100644
--- a/app/code/core/Mage/Cms/Block/Page.php
+++ b/app/code/core/Mage/Cms/Block/Page.php
@@ -48,11 +48,10 @@ protected function _prepareLayout()
     {
         $page = $this->getPage();
         $breadcrumbsArray = [];
-        $breadcrumbs = null;
 
         // show breadcrumbs
         if (Mage::getStoreConfig('web/default/show_cms_breadcrumbs')
-            && ($breadcrumbs = $this->getLayout()->getBlock('breadcrumbs'))
+            && ($breadcrumbs = $this->getLayout()->getBlockBreadcrumbs())
             && ($page->getIdentifier() !== Mage::getStoreConfig('web/default/cms_home_page'))
             && ($page->getIdentifier() !== Mage::getStoreConfig('web/default/cms_no_route'))
         ) {
@@ -83,14 +82,10 @@ protected function _prepareLayout()
             }
         }
 
-        /** @var Mage_Page_Block_Html $root */
-        $root = $this->getLayout()->getBlock('root');
-        if ($root) {
-            $root->addBodyClass('cms-' . $page->getIdentifier());
-        }
+        $root = $this->getLayout()->getBlockRoot();
+        $root?->addBodyClass('cms-' . $page->getIdentifier());
 
-        /** @var Mage_Page_Block_Html_Head $head */
-        $head = $this->getLayout()->getBlock('head');
+        $head = $this->getLayout()->getBlockHead();
         if ($head) {
             $head->setTitle($page->getTitle());
             $head->setKeywords($page->getMetaKeywords());
diff --git a/app/code/core/Mage/Core/Controller/Varien/Action.php b/app/code/core/Mage/Core/Controller/Varien/Action.php
index 86a6e63e59a..b115801a865 100644
--- a/app/code/core/Mage/Core/Controller/Varien/Action.php
+++ b/app/code/core/Mage/Core/Controller/Varien/Action.php
@@ -979,16 +979,16 @@ protected function _title($text = null, $resetIfExists = true)
     protected function _renderTitles()
     {
         if ($this->_isLayoutLoaded && $this->_titles) {
-            $titleBlock = $this->getLayout()->getBlock('head');
-            if ($titleBlock) {
+            $head = $this->getLayout()->getBlockHead();
+            if ($head) {
                 if (!$this->_removeDefaultTitle) {
-                    $title = trim($titleBlock->getTitle());
+                    $title = trim($head->getTitle());
                     if ($title) {
                         array_unshift($this->_titles, $title);
                     }
                 }
 
-                $titleBlock->setTitle(implode(' / ', array_reverse($this->_titles)));
+                $head->setTitle(implode(' / ', array_reverse($this->_titles)));
             }
         }
     }
diff --git a/app/code/core/Mage/Core/Model/Layout.php b/app/code/core/Mage/Core/Model/Layout.php
index 009d8275d4e..83ea9931fff 100644
--- a/app/code/core/Mage/Core/Model/Layout.php
+++ b/app/code/core/Mage/Core/Model/Layout.php
@@ -14,6 +14,9 @@
  */
 class Mage_Core_Model_Layout extends Varien_Simplexml_Config
 {
+    use Mage_Core_Model_Layout_Traits_Adminhtml;
+    use Mage_Core_Model_Layout_Traits_Frontend;
+
     /**
      * Layout Update module
      *
@@ -540,6 +543,8 @@ public function getAllBlocks()
      * Get block object by name
      *
      * @param string $name
+     * @deprecated Use getBlockByName() which returns null if block does not exist
+     * @see getBlockByName()
      * @return false|Mage_Core_Block_Abstract
      */
     public function getBlock($name)
@@ -547,6 +552,19 @@ public function getBlock($name)
         return $this->_blocks[$name] ?? false;
     }
 
+    /**
+     * Returns null instead of false if block does not exist
+     */
+    public function getBlockByName(string $name): ?Mage_Core_Block_Abstract
+    {
+        $block = $this->_blocks[$name] ?? null;
+        if (!$block instanceof Mage_Core_Block_Abstract) {
+            return null;
+        }
+
+        return $block;
+    }
+
     /**
      * Add a block to output
      *
diff --git a/app/code/core/Mage/Core/Model/Layout/Traits/Adminhtml.php b/app/code/core/Mage/Core/Model/Layout/Traits/Adminhtml.php
new file mode 100644
index 00000000000..0a602b60831
--- /dev/null
+++ b/app/code/core/Mage/Core/Model/Layout/Traits/Adminhtml.php
@@ -0,0 +1,48 @@
+<?php
+
+/**
+ * @copyright  For copyright and license information, read the COPYING.txt file.
+ * @link       /COPYING.txt
+ * @license    Open Software License (OSL 3.0)
+ * @package    Mage_Core
+ */
+
+/**
+ * Validator for custom layout update
+ *
+ * Validator checked XML validation and protected expressions
+ *
+ * @package    Mage_Core
+ */
+trait Mage_Core_Model_Layout_Traits_Adminhtml
+{
+    public function getBlockAdminhtmlBreadcrumbs(): ?Mage_Adminhtml_Block_Widget_Breadcrumbs
+    {
+        $block = $this->getBlockByName('breadcrumbs');
+        if (!$block instanceof Mage_Adminhtml_Block_Widget_Breadcrumbs) {
+            return null;
+        }
+
+        return $block;
+    }
+
+    public function getBlockAdminhtmlHead(): ?Mage_Adminhtml_Block_Page_Head
+    {
+        $block = $this->getBlockByName('head');
+        if (!$block instanceof Mage_Adminhtml_Block_Page_Head) {
+            return null;
+        }
+
+        return $block;
+    }
+
+    public function getBlockAdminhtmlMenu(): ?Mage_Adminhtml_Block_Page_Menu
+    {
+        $block = $this->getBlockByName('menu');
+        if (!$block instanceof Mage_Adminhtml_Block_Page_Menu) {
+            return null;
+        }
+
+        return $block;
+    }
+}
diff --git a/app/code/core/Mage/Core/Model/Layout/Traits/Frontend.php b/app/code/core/Mage/Core/Model/Layout/Traits/Frontend.php
new file mode 100644
index 00000000000..c4ff68a0bfe
--- /dev/null
+++ b/app/code/core/Mage/Core/Model/Layout/Traits/Frontend.php
@@ -0,0 +1,48 @@
+<?php
+
+/**
+ * @copyright  For copyright and license information, read the COPYING.txt file.
+ * @link       /COPYING.txt
+ * @license    Open Software License (OSL 3.0)
+ * @package    Mage_Core
+ */
+
+/**
+ * Validator for custom layout update
+ *
+ * Validator checked XML validation and protected expressions
+ *
+ * @package    Mage_Core
+ */
+trait Mage_Core_Model_Layout_Traits_Frontend
+{
+    public function getBlockBreadcrumbs(): ?Mage_Page_Block_Html_Breadcrumbs
+    {
+        $block = $this->getBlockByName('breadcrumbs');
+        if (!$block instanceof Mage_Page_Block_Html_Breadcrumbs) {
+            return null;
+        }
+
+        return $block;
+    }
+
+    public function getBlockHead(): ?Mage_Page_Block_Html_Head
+    {
+        $block = $this->getBlockByName('head');
+        if (!$block instanceof Mage_Page_Block_Html_Head) {
+            return null;
+        }
+
+        return $block;
+    }
+
+    public function getBlockRoot(): ?Mage_Page_Block_Html
+    {
+        $block = $this->getBlockByName('root');
+        if (!$block instanceof Mage_Page_Block_Html) {
+            return null;
+        }
+
+        return $block;
+    }
+}
diff --git a/app/code/core/Mage/Customer/Block/Address/Book.php b/app/code/core/Mage/Customer/Block/Address/Book.php
index d71adcdf9fd..bad887fb487 100644
--- a/app/code/core/Mage/Customer/Block/Address/Book.php
+++ b/app/code/core/Mage/Customer/Block/Address/Book.php
@@ -22,8 +22,8 @@ class Mage_Customer_Block_Address_Book extends Mage_Core_Block_Template
      */
     protected function _prepareLayout()
     {
-        $this->getLayout()->getBlock('head')
-            ->setTitle(Mage::helper('customer')->__('Address Book'));
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle(Mage::helper('customer')->__('Address Book'));
 
         return parent::_prepareLayout();
     }
diff --git a/app/code/core/Mage/Customer/Block/Address/Edit.php b/app/code/core/Mage/Customer/Block/Address/Edit.php
index b4e1a97ac87..e595163e8a7 100644
--- a/app/code/core/Mage/Customer/Block/Address/Edit.php
+++ b/app/code/core/Mage/Customer/Block/Address/Edit.php
@@ -49,9 +49,8 @@ protected function _prepareLayout()
                 ->setSuffix($this->getCustomer()->getSuffix());
         }
 
-        if ($headBlock = $this->getLayout()->getBlock('head')) {
-            $headBlock->setTitle($this->getTitle());
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->getTitle());
 
         if ($postedData = Mage::getSingleton('customer/session')->getAddressFormData(true)) {
             $this->_address->addData($postedData);
diff --git a/app/code/core/Mage/Customer/Block/Form/Register.php b/app/code/core/Mage/Customer/Block/Form/Register.php
index 9c86317aa57..edf2d93f7a7 100644
--- a/app/code/core/Mage/Customer/Block/Form/Register.php
+++ b/app/code/core/Mage/Customer/Block/Form/Register.php
@@ -31,7 +31,9 @@ class Mage_Customer_Block_Form_Register extends Mage_Directory_Block_Data
      */
     protected function _prepareLayout()
     {
-        $this->getLayout()->getBlock('head')->setTitle(Mage::helper('customer')->__('Create New Customer Account'));
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle(Mage::helper('customer')->__('Create New Customer Account'));
+
         return parent::_prepareLayout();
     }
 
diff --git a/app/code/core/Mage/Customer/controllers/AccountController.php b/app/code/core/Mage/Customer/controllers/AccountController.php
index 30ec58523a2..2dcbfefd6c7 100644
--- a/app/code/core/Mage/Customer/controllers/AccountController.php
+++ b/app/code/core/Mage/Customer/controllers/AccountController.php
@@ -102,7 +102,10 @@ public function indexAction()
         $this->getLayout()->getBlock('content')->append(
             $this->getLayout()->createBlock('customer/account_dashboard'),
         );
-        $this->getLayout()->getBlock('head')->setTitle($this->__('My Account'));
+
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('My Account'));
+
         $this->renderLayout();
     }
 
@@ -120,7 +123,10 @@ public function loginAction()
         $this->loadLayout();
         $this->_initLayoutMessages('customer/session');
         $this->_initLayoutMessages('catalog/session');
-        $this->getLayout()->getBlock('head')->setTitle($this->__('Customer Login'));
+
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('Customer Login'));
+
         $this->renderLayout();
     }
 
@@ -974,7 +980,9 @@ public function editAction()
             $customer->setChangePassword(1);
         }
 
-        $this->getLayout()->getBlock('head')->setTitle($this->__('Account Information'));
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('Account Information'));
+
         $this->getLayout()->getBlock('messages')->setEscapeMessageFlag(true);
         $this->renderLayout();
     }
diff --git a/app/code/core/Mage/Downloadable/controllers/CustomerController.php b/app/code/core/Mage/Downloadable/controllers/CustomerController.php
index 2cac2326938..135eb4fe22e 100644
--- a/app/code/core/Mage/Downloadable/controllers/CustomerController.php
+++ b/app/code/core/Mage/Downloadable/controllers/CustomerController.php
@@ -41,10 +41,8 @@ public function productsAction()
             $block->setRefererUrl($this->_getRefererUrl());
         }
 
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
-            $headBlock->setTitle(Mage::helper('downloadable')->__('My Downloadable Products'));
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle(Mage::helper('downloadable')->__('My Downloadable Products'));
 
         $this->renderLayout();
     }
diff --git a/app/code/core/Mage/Newsletter/controllers/ManageController.php b/app/code/core/Mage/Newsletter/controllers/ManageController.php
index c470c40d6e6..ea90b9b7734 100644
--- a/app/code/core/Mage/Newsletter/controllers/ManageController.php
+++ b/app/code/core/Mage/Newsletter/controllers/ManageController.php
@@ -39,7 +39,9 @@ public function indexAction()
             $block->setRefererUrl($this->_getRefererUrl());
         }
 
-        $this->getLayout()->getBlock('head')->setTitle($this->__('Newsletter Subscription'));
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('Newsletter Subscription'));
+
         $this->renderLayout();
     }
 
diff --git a/app/code/core/Mage/Page/Helper/Layout.php b/app/code/core/Mage/Page/Helper/Layout.php
index 08bec8fa600..af3eaf24079 100644
--- a/app/code/core/Mage/Page/Helper/Layout.php
+++ b/app/code/core/Mage/Page/Helper/Layout.php
@@ -56,13 +56,10 @@ public function applyTemplate($pageLayout = null)
             return $this;
         }
 
-        if ($this->getLayout()->getBlock('root')
-            && !$this->getLayout()->getBlock('root')->getIsHandle()
-        ) {
+        $root = $this->getLayout()->getBlockRoot();
+        if ($root && !$root->getIsHandle()) {
             // If not applied handle
-            $this->getLayout()
-                    ->getBlock('root')
-                    ->setTemplate($pageLayout->getTemplate());
+            $root->setTemplate($pageLayout->getTemplate());
         }
 
         return $this;
@@ -75,10 +72,9 @@ public function applyTemplate($pageLayout = null)
      */
     public function getCurrentPageLayout()
     {
-        if ($this->getLayout()->getBlock('root')
-            && $this->getLayout()->getBlock('root')->getLayoutCode()
-        ) {
-            return $this->_getConfig()->getPageLayout($this->getLayout()->getBlock('root')->getLayoutCode());
+        $root = $this->getLayout()->getBlockRoot();
+        if ($root && $root->getLayoutCode()) {
+            return $this->_getConfig()->getPageLayout($root->getLayoutCode());
         }
 
         // All loaded handles
diff --git a/app/code/core/Mage/Paypal/Controller/Express/Abstract.php b/app/code/core/Mage/Paypal/Controller/Express/Abstract.php
index 753e406bd63..4e471c54a90 100644
--- a/app/code/core/Mage/Paypal/Controller/Express/Abstract.php
+++ b/app/code/core/Mage/Paypal/Controller/Express/Abstract.php
@@ -264,9 +264,12 @@ public function saveShippingMethodAction()
             $this->_checkout->updateShippingMethod($this->getRequest()->getParam('shipping_method'));
             if ($isAjax) {
                 $this->loadLayout('paypal_express_review_details');
-                $this->getResponse()->setBody($this->getLayout()->getBlock('root')
-                    ->setQuote($this->_getQuote())
-                    ->toHtml());
+
+                $root = $this->getLayout()->getBlockRoot();
+                if ($root) {
+                    $this->getResponse()->setBody($root->setQuote($this->_getQuote())->toHtml());
+                }
+
                 return;
             }
         } catch (Mage_Core_Exception $e) {
diff --git a/app/code/core/Mage/Review/controllers/CustomerController.php b/app/code/core/Mage/Review/controllers/CustomerController.php
index dbdb6f184d9..9b79b7cfa91 100644
--- a/app/code/core/Mage/Review/controllers/CustomerController.php
+++ b/app/code/core/Mage/Review/controllers/CustomerController.php
@@ -64,7 +64,8 @@ public function indexAction()
             $block->setRefererUrl($this->_getRefererUrl());
         }
 
-        $this->getLayout()->getBlock('head')->setTitle($this->__('My Product Reviews'));
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('My Product Reviews'));
 
         $this->renderLayout();
     }
@@ -82,7 +83,9 @@ public function viewAction()
             $navigationBlock->setActive('review/customer');
         }
 
-        $this->getLayout()->getBlock('head')->setTitle($this->__('Review Details'));
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('Review Details'));
+
         $this->renderLayout();
     }
 }
diff --git a/app/code/core/Mage/Review/controllers/ProductController.php b/app/code/core/Mage/Review/controllers/ProductController.php
index 47387cb3d4b..af0ecdb09e2 100644
--- a/app/code/core/Mage/Review/controllers/ProductController.php
+++ b/app/code/core/Mage/Review/controllers/ProductController.php
@@ -221,17 +221,16 @@ public function listAction()
 
             $this->_initProductLayout($product);
 
-            // update breadcrumbs
-            /** @var Mage_Page_Block_Html_Breadcrumbs $breadcrumbsBlock */
-            $breadcrumbsBlock = $this->getLayout()->getBlock('breadcrumbs');
-            if ($breadcrumbsBlock) {
-                $breadcrumbsBlock->addCrumb('product', [
-                    'label'    => $product->getName(),
-                    'link'     => $product->getProductUrl(),
-                    'readonly' => true,
+            $breadcrumbs = $this->getLayout()->getBlockBreadcrumbs();
+            $breadcrumbs
+                ?->addCrumb('product', [
+                    'label'     => $product->getName(),
+                    'link'      => $product->getProductUrl(),
+                    'readonly'  => true,
+                ])
+                ->addCrumb('reviews', [
+                    'label'     => Mage::helper('review')->__('Product Reviews'),
                 ]);
-                $breadcrumbsBlock->addCrumb('reviews', ['label' => Mage::helper('review')->__('Product Reviews')]);
-            }
 
             $this->renderLayout();
         } elseif (!$this->getResponse()->isRedirect()) {
diff --git a/app/code/core/Mage/Rss/Block/List.php b/app/code/core/Mage/Rss/Block/List.php
index d77f92a999c..50e11881ea1 100644
--- a/app/code/core/Mage/Rss/Block/List.php
+++ b/app/code/core/Mage/Rss/Block/List.php
@@ -26,12 +26,13 @@ class Mage_Rss_Block_List extends Mage_Core_Block_Template
      */
     protected function _prepareLayout()
     {
-        /** @var Mage_Page_Block_Html_Head $head */
-        $head   = $this->getLayout()->getBlock('head');
-        $feeds  = $this->getRssMiscFeeds();
-        if ($head && !empty($feeds)) {
-            foreach ($feeds as $feed) {
-                $head->addItem('rss', $feed['url'], 'title="' . $feed['label'] . '"');
+        $head = $this->getLayout()->getBlockHead();
+        if ($head) {
+            $feeds  = $this->getRssMiscFeeds();
+            if (!empty($feeds)) {
+                foreach ($feeds as $feed) {
+                    $head->addItem('rss', $feed['url'], 'title="' . $feed['label'] . '"');
+                }
             }
         }
 
diff --git a/app/code/core/Mage/Sales/Block/Order/Creditmemo.php b/app/code/core/Mage/Sales/Block/Order/Creditmemo.php
index 4dfc7722afe..96aef85f9ec 100644
--- a/app/code/core/Mage/Sales/Block/Order/Creditmemo.php
+++ b/app/code/core/Mage/Sales/Block/Order/Creditmemo.php
@@ -25,11 +25,8 @@ protected function _construct()
      */
     protected function _prepareLayout()
     {
-        /** @var Mage_Page_Block_Html_Head $headBlock */
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
-            $headBlock->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
 
         /** @var Mage_Payment_Helper_Data $helper */
         $helper = $this->helper('payment');
diff --git a/app/code/core/Mage/Sales/Block/Order/Info.php b/app/code/core/Mage/Sales/Block/Order/Info.php
index 0e41f3c0819..3ec418c8988 100644
--- a/app/code/core/Mage/Sales/Block/Order/Info.php
+++ b/app/code/core/Mage/Sales/Block/Order/Info.php
@@ -27,11 +27,8 @@ protected function _construct()
      */
     protected function _prepareLayout()
     {
-        /** @var Mage_Page_Block_Html_Head $headBlock */
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
-            $headBlock->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
 
         /** @var Mage_Payment_Helper_Data $helper */
         $helper = $this->helper('payment');
diff --git a/app/code/core/Mage/Sales/Block/Order/Invoice.php b/app/code/core/Mage/Sales/Block/Order/Invoice.php
index 23cb0629619..0c1e4066e37 100644
--- a/app/code/core/Mage/Sales/Block/Order/Invoice.php
+++ b/app/code/core/Mage/Sales/Block/Order/Invoice.php
@@ -25,11 +25,8 @@ protected function _construct()
      */
     protected function _prepareLayout()
     {
-        /** @var Mage_Page_Block_Html_Head $headBlock */
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
-            $headBlock->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
 
         /** @var Mage_Payment_Helper_Data $helper */
         $helper = $this->helper('payment');
diff --git a/app/code/core/Mage/Sales/Block/Order/Print.php b/app/code/core/Mage/Sales/Block/Order/Print.php
index 9569cca8164..183ab8c8d8f 100644
--- a/app/code/core/Mage/Sales/Block/Order/Print.php
+++ b/app/code/core/Mage/Sales/Block/Order/Print.php
@@ -19,11 +19,8 @@ class Mage_Sales_Block_Order_Print extends Mage_Sales_Block_Items_Abstract
      */
     protected function _prepareLayout()
     {
-        /** @var Mage_Page_Block_Html_Head $headBlock */
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
-            $headBlock->setTitle($this->__('Print Order # %s', $this->getOrder()->getRealOrderId()));
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('Print Order # %s', $this->getOrder()->getRealOrderId()));
 
         /** @var Mage_Payment_Helper_Data $helper */
         $helper = $this->helper('payment');
diff --git a/app/code/core/Mage/Sales/Block/Order/Print/Creditmemo.php b/app/code/core/Mage/Sales/Block/Order/Print/Creditmemo.php
index 3dbf346bc48..4e2b9b3fcac 100644
--- a/app/code/core/Mage/Sales/Block/Order/Print/Creditmemo.php
+++ b/app/code/core/Mage/Sales/Block/Order/Print/Creditmemo.php
@@ -19,11 +19,8 @@ class Mage_Sales_Block_Order_Print_Creditmemo extends Mage_Sales_Block_Items_Abs
      */
     protected function _prepareLayout()
     {
-        /** @var Mage_Page_Block_Html_Head $headBlock */
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
-            $headBlock->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
 
         /** @var Mage_Payment_Helper_Data $helper */
         $helper = $this->helper('payment');
diff --git a/app/code/core/Mage/Sales/Block/Order/Print/Invoice.php b/app/code/core/Mage/Sales/Block/Order/Print/Invoice.php
index 5a732ed677a..e4743baf580 100644
--- a/app/code/core/Mage/Sales/Block/Order/Print/Invoice.php
+++ b/app/code/core/Mage/Sales/Block/Order/Print/Invoice.php
@@ -19,11 +19,8 @@ class Mage_Sales_Block_Order_Print_Invoice extends Mage_Sales_Block_Items_Abstra
      */
     protected function _prepareLayout()
     {
-        /** @var Mage_Page_Block_Html_Head $headBlock */
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
-            $headBlock->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
 
         /** @var Mage_Payment_Helper_Data $helper */
         $helper = $this->helper('payment');
diff --git a/app/code/core/Mage/Sales/Block/Order/Print/Shipment.php b/app/code/core/Mage/Sales/Block/Order/Print/Shipment.php
index b6375510b27..9bfbb37b81b 100644
--- a/app/code/core/Mage/Sales/Block/Order/Print/Shipment.php
+++ b/app/code/core/Mage/Sales/Block/Order/Print/Shipment.php
@@ -57,11 +57,8 @@ protected function _beforeToHtml()
      */
     protected function _prepareLayout()
     {
-        /** @var Mage_Page_Block_Html_Head $headBlock */
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
-            $headBlock->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
 
         /** @var Mage_Payment_Helper_Data $helper */
         $helper = $this->helper('payment');
diff --git a/app/code/core/Mage/Sales/Block/Order/Shipment.php b/app/code/core/Mage/Sales/Block/Order/Shipment.php
index a617f67231d..92c4a190f1a 100644
--- a/app/code/core/Mage/Sales/Block/Order/Shipment.php
+++ b/app/code/core/Mage/Sales/Block/Order/Shipment.php
@@ -25,11 +25,8 @@ protected function _construct()
      */
     protected function _prepareLayout()
     {
-        /** @var Mage_Page_Block_Html_Head $headBlock */
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
-            $headBlock->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
 
         /** @var Mage_Payment_Helper_Data $helper */
         $helper = $this->helper('payment');
diff --git a/app/code/core/Mage/Sales/Block/Order/View.php b/app/code/core/Mage/Sales/Block/Order/View.php
index 7d5d2a9ed5c..976a6b985a6 100644
--- a/app/code/core/Mage/Sales/Block/Order/View.php
+++ b/app/code/core/Mage/Sales/Block/Order/View.php
@@ -25,11 +25,8 @@ protected function _construct()
      */
     protected function _prepareLayout()
     {
-        /** @var Mage_Page_Block_Html_Head $headBlock */
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
-            $headBlock->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('Order # %s', $this->getOrder()->getRealOrderId()));
 
         /** @var Mage_Payment_Helper_Data $helper */
         $helper = $this->helper('payment');
diff --git a/app/code/core/Mage/Sales/Helper/Guest.php b/app/code/core/Mage/Sales/Helper/Guest.php
index db8ee1fb7c6..52f81454dba 100644
--- a/app/code/core/Mage/Sales/Helper/Guest.php
+++ b/app/code/core/Mage/Sales/Helper/Guest.php
@@ -124,23 +124,24 @@ public function loadValidOrder()
      */
     public function getBreadcrumbs($controller)
     {
-        /** @var Mage_Page_Block_Html_Breadcrumbs $breadcrumbs */
-        $breadcrumbs = $controller->getLayout()->getBlock('breadcrumbs');
-        $breadcrumbs->addCrumb(
-            'home',
-            [
-                'label' => $this->__('Home'),
-                'title' => $this->__('Go to Home Page'),
-                'link'  => Mage::getBaseUrl(),
-            ],
-        );
-        $breadcrumbs->addCrumb(
-            'cms_page',
-            [
-                'label' => $this->__('Order Information'),
-                'title' => $this->__('Order Information'),
-            ],
-        );
+        $breadcrumbs = $controller->getLayout()->getBlockBreadcrumbs();
+        if ($breadcrumbs) {
+            $breadcrumbs->addCrumb(
+                'home',
+                [
+                    'label' => $this->__('Home'),
+                    'title' => $this->__('Go to Home Page'),
+                    'link'  => Mage::getBaseUrl(),
+                ],
+            );
+            $breadcrumbs->addCrumb(
+                'cms_page',
+                [
+                    'label' => $this->__('Order Information'),
+                    'title' => $this->__('Order Information'),
+                ],
+            );
+        }
     }
 
     /**
diff --git a/app/code/core/Mage/Sales/controllers/OrderController.php b/app/code/core/Mage/Sales/controllers/OrderController.php
index 7ef19db57cc..9446aaf9725 100644
--- a/app/code/core/Mage/Sales/controllers/OrderController.php
+++ b/app/code/core/Mage/Sales/controllers/OrderController.php
@@ -40,7 +40,8 @@ public function historyAction()
         $this->loadLayout();
         $this->_initLayoutMessages('catalog/session');
 
-        $this->getLayout()->getBlock('head')->setTitle($this->__('My Orders'));
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('My Orders'));
 
         if ($block = $this->getLayout()->getBlock('customer.account.link.back')) {
             $block->setRefererUrl($this->_getRefererUrl());
diff --git a/app/code/core/Mage/Tag/Block/Product/Result.php b/app/code/core/Mage/Tag/Block/Product/Result.php
index 3de96b43445..154ba75fe17 100644
--- a/app/code/core/Mage/Tag/Block/Product/Result.php
+++ b/app/code/core/Mage/Tag/Block/Product/Result.php
@@ -35,8 +35,13 @@ public function getTag()
     protected function _prepareLayout()
     {
         $title = $this->getHeaderText();
-        $this->getLayout()->getBlock('head')->setTitle($title);
-        $this->getLayout()->getBlock('root')->setHeaderTitle($title);
+
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($title);
+
+        $root = $this->getLayout()->getBlockRoot();
+        $root?->setHeaderTitle($title);
+
         return parent::_prepareLayout();
     }
 
diff --git a/app/code/core/Mage/Tag/controllers/CustomerController.php b/app/code/core/Mage/Tag/controllers/CustomerController.php
index 6dccdb2af1e..e4b90377769 100644
--- a/app/code/core/Mage/Tag/controllers/CustomerController.php
+++ b/app/code/core/Mage/Tag/controllers/CustomerController.php
@@ -53,7 +53,8 @@ public function indexAction()
             $block->setRefererUrl($this->_getRefererUrl());
         }
 
-        $this->getLayout()->getBlock('head')->setTitle(Mage::helper('tag')->__('My Tags'));
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle(Mage::helper('tag')->__('My Tags'));
         $this->renderLayout();
     }
 
@@ -76,7 +77,9 @@ public function viewAction()
             }
 
             $this->_initLayoutMessages('checkout/session');
-            $this->getLayout()->getBlock('head')->setTitle(Mage::helper('tag')->__('My Tags'));
+
+            $head = $this->getLayout()->getBlockHead();
+            $head?->setTitle(Mage::helper('tag')->__('My Tags'));
             $this->renderLayout();
         } else {
             $this->_forward('noRoute');
diff --git a/app/code/core/Mage/Wishlist/Block/Customer/Sharing.php b/app/code/core/Mage/Wishlist/Block/Customer/Sharing.php
index 419829ec571..2a182d31d45 100644
--- a/app/code/core/Mage/Wishlist/Block/Customer/Sharing.php
+++ b/app/code/core/Mage/Wishlist/Block/Customer/Sharing.php
@@ -28,10 +28,8 @@ class Mage_Wishlist_Block_Customer_Sharing extends Mage_Core_Block_Template
      */
     protected function _prepareLayout()
     {
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
-            $headBlock->setTitle($this->__('Wishlist Sharing'));
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('Wishlist Sharing'));
 
         return $this;
     }
diff --git a/app/code/core/Mage/Wishlist/Block/Customer/Wishlist.php b/app/code/core/Mage/Wishlist/Block/Customer/Wishlist.php
index 751556c4de4..0ca03e8eb06 100644
--- a/app/code/core/Mage/Wishlist/Block/Customer/Wishlist.php
+++ b/app/code/core/Mage/Wishlist/Block/Customer/Wishlist.php
@@ -39,10 +39,9 @@ protected function _prepareCollection($collection)
     protected function _prepareLayout()
     {
         parent::_prepareLayout();
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
-            $headBlock->setTitle($this->__('My Wishlist'));
-        }
+
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->__('My Wishlist'));
 
         return $this;
     }
diff --git a/app/code/core/Mage/Wishlist/Block/Share/Wishlist.php b/app/code/core/Mage/Wishlist/Block/Share/Wishlist.php
index 5d1a7ab4f28..b59859956e2 100644
--- a/app/code/core/Mage/Wishlist/Block/Share/Wishlist.php
+++ b/app/code/core/Mage/Wishlist/Block/Share/Wishlist.php
@@ -30,10 +30,8 @@ protected function _prepareLayout()
     {
         parent::_prepareLayout();
 
-        $headBlock = $this->getLayout()->getBlock('head');
-        if ($headBlock) {
-            $headBlock->setTitle($this->getHeader());
-        }
+        $head = $this->getLayout()->getBlockHead();
+        $head?->setTitle($this->getHeader());
 
         return $this;
     }