diff --git a/examples/backpack-demo/index.js b/examples/backpack-demo/index.js
index 99a5dd64cf..18183987b7 100644
--- a/examples/backpack-demo/index.js
+++ b/examples/backpack-demo/index.js
@@ -135,10 +135,6 @@ const toolbox = {
           kind: 'block',
           type: 'text',
         },
-        {
-          kind: 'block',
-          type: 'text_multiline',
-        },
         {
           'kind': 'label',
           'text': 'Input/Output:',
diff --git a/examples/custom-renderer-codelab/src/toolbox.js b/examples/custom-renderer-codelab/src/toolbox.js
index 15a8fca671..7d88fba326 100644
--- a/examples/custom-renderer-codelab/src/toolbox.js
+++ b/examples/custom-renderer-codelab/src/toolbox.js
@@ -328,10 +328,6 @@ export const toolbox = {
           kind: 'block',
           type: 'text',
         },
-        {
-          kind: 'block',
-          type: 'text_multiline',
-        },
         {
           kind: 'block',
           type: 'text_join',
diff --git a/examples/custom-toolbox-codelab/complete-code/index.html b/examples/custom-toolbox-codelab/complete-code/index.html
index d92f7d4b92..ddd57a89a9 100644
--- a/examples/custom-toolbox-codelab/complete-code/index.html
+++ b/examples/custom-toolbox-codelab/complete-code/index.html
@@ -193,7 +193,6 @@ <h1>Toolbox Customization Codelab</h1>
       </category>
       <category name="Text" categorystyle="text_category">
         <block type="text"></block>
-        <block type="text_multiline"></block>
         <block type="text_join"></block>
         <block type="text_append">
           <value name="TEXT">
diff --git a/examples/custom-toolbox-codelab/starter-code/index.html b/examples/custom-toolbox-codelab/starter-code/index.html
index ac4a3414f1..6e1d8f8dc8 100644
--- a/examples/custom-toolbox-codelab/starter-code/index.html
+++ b/examples/custom-toolbox-codelab/starter-code/index.html
@@ -183,7 +183,6 @@ <h1>Toolbox Customization Codelab</h1>
       </category>
       <category name="Text" categorystyle="text_category">
         <block type="text"></block>
-        <block type="text_multiline"></block>
         <block type="text_join"></block>
         <block type="text_append">
           <value name="TEXT">
diff --git a/examples/keyboard-navigation-codelab/src/toolbox.js b/examples/keyboard-navigation-codelab/src/toolbox.js
index 678d2537cd..6d0be8e8d9 100644
--- a/examples/keyboard-navigation-codelab/src/toolbox.js
+++ b/examples/keyboard-navigation-codelab/src/toolbox.js
@@ -328,10 +328,6 @@ export const toolbox = {
           kind: 'block',
           type: 'text',
         },
-        {
-          kind: 'block',
-          type: 'text_multiline',
-        },
         {
           kind: 'block',
           type: 'text_join',
diff --git a/examples/sample-app-ts/src/toolbox.ts b/examples/sample-app-ts/src/toolbox.ts
index 678d2537cd..6d0be8e8d9 100644
--- a/examples/sample-app-ts/src/toolbox.ts
+++ b/examples/sample-app-ts/src/toolbox.ts
@@ -328,10 +328,6 @@ export const toolbox = {
           kind: 'block',
           type: 'text',
         },
-        {
-          kind: 'block',
-          type: 'text_multiline',
-        },
         {
           kind: 'block',
           type: 'text_join',
diff --git a/examples/sample-app/src/toolbox.js b/examples/sample-app/src/toolbox.js
index 678d2537cd..6d0be8e8d9 100644
--- a/examples/sample-app/src/toolbox.js
+++ b/examples/sample-app/src/toolbox.js
@@ -328,10 +328,6 @@ export const toolbox = {
           kind: 'block',
           type: 'text',
         },
-        {
-          kind: 'block',
-          type: 'text_multiline',
-        },
         {
           kind: 'block',
           type: 'text_join',
diff --git a/plugins/block-test/src/fields/defaults.js b/plugins/block-test/src/fields/defaults.js
index 75defa8032..bbd99da01f 100644
--- a/plugins/block-test/src/fields/defaults.js
+++ b/plugins/block-test/src/fields/defaults.js
@@ -58,19 +58,6 @@ Blockly.defineBlocksWithJsonArray([
     helpUrl: '',
     output: 'String',
   },
-  {
-    type: 'test_fields_multilinetext',
-    message0: 'code %1',
-    args0: [
-      {
-        type: 'field_multilinetext',
-        name: 'CODE',
-        text: 'default1\ndefault2',
-      },
-    ],
-    style: 'math_blocks',
-    tooltip: 'test tooltip',
-  },
   {
     type: 'test_fields_checkbox',
     message0: 'checkbox %1',
@@ -194,10 +181,6 @@ export const category = {
       kind: 'BLOCK',
       type: 'test_fields_only_text_input',
     },
-    {
-      kind: 'BLOCK',
-      type: 'test_fields_multilinetext',
-    },
     {
       kind: 'BLOCK',
       type: 'test_fields_variable',
diff --git a/plugins/dev-tools/src/toolboxCategories.js b/plugins/dev-tools/src/toolboxCategories.js
index cdf612bdb4..62eb490178 100644
--- a/plugins/dev-tools/src/toolboxCategories.js
+++ b/plugins/dev-tools/src/toolboxCategories.js
@@ -367,13 +367,6 @@ export default {
             TEXT: '',
           },
         },
-        {
-          type: 'text_multiline',
-          kind: 'block',
-          fields: {
-            TEXT: '',
-          },
-        },
         {
           type: 'text_join',
           kind: 'block',
diff --git a/plugins/strict-connection-checker/src/toolboxCategories.js b/plugins/strict-connection-checker/src/toolboxCategories.js
index b1e6e6eef5..5ce25a88b1 100644
--- a/plugins/strict-connection-checker/src/toolboxCategories.js
+++ b/plugins/strict-connection-checker/src/toolboxCategories.js
@@ -367,13 +367,6 @@ export default {
             TEXT: '',
           },
         },
-        {
-          type: 'text_multiline',
-          kind: 'block',
-          fields: {
-            TEXT: '',
-          },
-        },
         {
           type: 'text_join',
           kind: 'block',
diff --git a/plugins/theme-dark/test/index.js b/plugins/theme-dark/test/index.js
index e5d0968863..c3f824bbad 100644
--- a/plugins/theme-dark/test/index.js
+++ b/plugins/theme-dark/test/index.js
@@ -380,13 +380,6 @@ const toolbox = {
             TEXT: '',
           },
         },
-        {
-          type: 'text_multiline',
-          kind: 'block',
-          fields: {
-            TEXT: '',
-          },
-        },
         {
           type: 'text_join',
           kind: 'block',
diff --git a/plugins/theme-deuteranopia/test/index.js b/plugins/theme-deuteranopia/test/index.js
index a065639c37..5244caf43a 100644
--- a/plugins/theme-deuteranopia/test/index.js
+++ b/plugins/theme-deuteranopia/test/index.js
@@ -380,13 +380,6 @@ const toolbox = {
             TEXT: '',
           },
         },
-        {
-          type: 'text_multiline',
-          kind: 'block',
-          fields: {
-            TEXT: '',
-          },
-        },
         {
           type: 'text_join',
           kind: 'block',
diff --git a/plugins/theme-highcontrast/test/index.js b/plugins/theme-highcontrast/test/index.js
index d914a8fe68..aca4e423f1 100644
--- a/plugins/theme-highcontrast/test/index.js
+++ b/plugins/theme-highcontrast/test/index.js
@@ -380,13 +380,6 @@ const toolbox = {
             TEXT: '',
           },
         },
-        {
-          type: 'text_multiline',
-          kind: 'block',
-          fields: {
-            TEXT: '',
-          },
-        },
         {
           type: 'text_join',
           kind: 'block',
diff --git a/plugins/theme-modern/test/index.js b/plugins/theme-modern/test/index.js
index 66892589f9..db9844e955 100644
--- a/plugins/theme-modern/test/index.js
+++ b/plugins/theme-modern/test/index.js
@@ -380,13 +380,6 @@ const toolbox = {
             TEXT: '',
           },
         },
-        {
-          type: 'text_multiline',
-          kind: 'block',
-          fields: {
-            TEXT: '',
-          },
-        },
         {
           type: 'text_join',
           kind: 'block',
diff --git a/plugins/theme-tritanopia/test/index.js b/plugins/theme-tritanopia/test/index.js
index 862534f741..a5ac03c718 100644
--- a/plugins/theme-tritanopia/test/index.js
+++ b/plugins/theme-tritanopia/test/index.js
@@ -380,13 +380,6 @@ const toolbox = {
             TEXT: '',
           },
         },
-        {
-          type: 'text_multiline',
-          kind: 'block',
-          fields: {
-            TEXT: '',
-          },
-        },
         {
           type: 'text_join',
           kind: 'block',