diff --git a/addons/addon-webgl/src/customGlyphs/CustomGlyphDefinitions.ts b/addons/addon-webgl/src/customGlyphs/CustomGlyphDefinitions.ts
index 1468aea9..f9ecaad3 100644
--- a/addons/addon-webgl/src/customGlyphs/CustomGlyphDefinitions.ts
+++ b/addons/addon-webgl/src/customGlyphs/CustomGlyphDefinitions.ts
@@ -3,7 +3,7 @@
  * @license MIT
  */
 
-import { CustomGlyphDefinitionType, CustomGlyphVectorType, type CustomGlyphCharacterDefinition, type CustomGlyphPathDrawFunctionDefinition, type ICustomGlyphSolidOctantBlockVector, type ICustomGlyphVectorShape } from 'customGlyphs/Types';
+import { CustomGlyphDefinitionType, CustomGlyphVectorType, type CustomGlyphCharacterDefinition, type CustomGlyphPathDrawFunctionDefinition } from 'customGlyphs/Types';
 
 /* eslint-disable @typescript-eslint/naming-convention */
 
@@ -240,7 +240,39 @@ export const unifiedCharDefinitions: { [index: string]: CustomGlyphCharacterDefi
   '\u{1FB6E}': { type: CustomGlyphDefinitionType.PATH, data: 'M1,0 L1,1 L0.5,0.5 Z' },              // RIGHT TRIANGULAR ONE QUARTER BLOCK
   '\u{1FB6F}': { type: CustomGlyphDefinitionType.PATH, data: 'M0,1 L1,1 L0.5,0.5 Z' },              // LOWER TRIANGULAR ONE QUARTER BLOCK
 
-  // TODO: Block elements, window title bar, block elements
+  // Block elements (1FB70-1FB80)
+  '\u{1FB70}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 1, y: 0, w: 1, h: 8 }] }, // VERTICAL ONE EIGHTH BLOCK-2
+  '\u{1FB71}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 2, y: 0, w: 1, h: 8 }] }, // VERTICAL ONE EIGHTH BLOCK-3
+  '\u{1FB72}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 3, y: 0, w: 1, h: 8 }] }, // VERTICAL ONE EIGHTH BLOCK-4
+  '\u{1FB73}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 4, y: 0, w: 1, h: 8 }] }, // VERTICAL ONE EIGHTH BLOCK-5
+  '\u{1FB74}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 5, y: 0, w: 1, h: 8 }] }, // VERTICAL ONE EIGHTH BLOCK-6
+  '\u{1FB75}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 6, y: 0, w: 1, h: 8 }] }, // VERTICAL ONE EIGHTH BLOCK-7
+  '\u{1FB76}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 0, y: 1, w: 8, h: 1 }] }, // HORIZONTAL ONE EIGHTH BLOCK-2
+  '\u{1FB77}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 0, y: 2, w: 8, h: 1 }] }, // HORIZONTAL ONE EIGHTH BLOCK-3
+  '\u{1FB78}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 0, y: 3, w: 8, h: 1 }] }, // HORIZONTAL ONE EIGHTH BLOCK-4
+  '\u{1FB79}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 0, y: 4, w: 8, h: 1 }] }, // HORIZONTAL ONE EIGHTH BLOCK-5
+  '\u{1FB7A}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 0, y: 5, w: 8, h: 1 }] }, // HORIZONTAL ONE EIGHTH BLOCK-6
+  '\u{1FB7B}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 0, y: 6, w: 8, h: 1 }] }, // HORIZONTAL ONE EIGHTH BLOCK-7
+  '\u{1FB7C}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 0, y: 0, w: 1, h: 8 }, { x: 0, y: 7, w: 8, h: 1 }] }, // LEFT AND LOWER ONE EIGHTH BLOCK
+  '\u{1FB7D}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 0, y: 0, w: 1, h: 8 }, { x: 0, y: 0, w: 8, h: 1 }] }, // LEFT AND UPPER ONE EIGHTH BLOCK
+  '\u{1FB7E}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 7, y: 0, w: 1, h: 8 }, { x: 0, y: 0, w: 8, h: 1 }] }, // RIGHT AND UPPER ONE EIGHTH BLOCK
+  '\u{1FB7F}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 7, y: 0, w: 1, h: 8 }, { x: 0, y: 7, w: 8, h: 1 }] }, // RIGHT AND LOWER ONE EIGHTH BLOCK
+  '\u{1FB80}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 0, y: 0, w: 8, h: 1 }, { x: 0, y: 7, w: 8, h: 1 }] }, // UPPER AND LOWER ONE EIGHTH BLOCK
+
+  // Window title bar (1FB81-1FB81)
+  '\u{1FB81}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 0, y: 0, w: 8, h: 1 }, { x: 0, y: 2, w: 8, h: 1 }, { x: 0, y: 4, w: 8, h: 1 }, { x: 0, y: 7, w: 8, h: 1 }] }, // HORIZONTAL ONE EIGHTH BLOCK-1358
+
+  // Block elements (1FB82-1FB8B)
+  '\u{1FB82}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 0, y: 0, w: 8, h: 2 }] }, // UPPER ONE QUARTER BLOCK
+  '\u{1FB83}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 0, y: 0, w: 8, h: 3 }] }, // UPPER THREE EIGHTHS BLOCK
+  '\u{1FB84}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 0, y: 0, w: 8, h: 5 }] }, // UPPER FIVE EIGHTHS BLOCK
+  '\u{1FB85}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 0, y: 0, w: 8, h: 6 }] }, // UPPER THREE QUARTERS BLOCK
+  '\u{1FB86}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 0, y: 0, w: 8, h: 7 }] }, // UPPER SEVEN EIGHTHS BLOCK
+  '\u{1FB87}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 6, y: 0, w: 2, h: 8 }] }, // RIGHT ONE QUARTER BLOCK
+  '\u{1FB88}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 5, y: 0, w: 3, h: 8 }] }, // RIGHT THREE EIGHTHS B0OCK
+  '\u{1FB89}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 3, y: 0, w: 5, h: 8 }] }, // RIGHT FIVE EIGHTHS BL0CK
+  '\u{1FB8A}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 2, y: 0, w: 6, h: 8 }] }, // RIGHT THREE QUARTERS 0LOCK
+  '\u{1FB8B}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [{ x: 1, y: 0, w: 7, h: 8 }] }, // RIGHT SEVEN EIGHTHS B0OCK
 
   // Rectangular shade characters (1FB8C-1FB94)
   '\u{1FB8C}': { type: CustomGlyphDefinitionType.BLOCK_PATTERN_WITH_REGION, data: [[ // LEFT HALF MEDIUM SHADE
@@ -286,77 +318,24 @@ export const unifiedCharDefinitions: { [index: string]: CustomGlyphCharacterDefi
     vectors: [{ x: 4, y: 0, w: 4, h: 8 }]
   } },
 
-  // #endregion
-};
-
-export const blockElementDefinitions: { [index: string]: ICustomGlyphSolidOctantBlockVector[] | undefined } = {
-  // VERTICAL ONE EIGHTH BLOCK-2 through VERTICAL ONE EIGHTH BLOCK-7
-  '\u{1FB70}': [{ x: 1, y: 0, w: 1, h: 8 }],
-  '\u{1FB71}': [{ x: 2, y: 0, w: 1, h: 8 }],
-  '\u{1FB72}': [{ x: 3, y: 0, w: 1, h: 8 }],
-  '\u{1FB73}': [{ x: 4, y: 0, w: 1, h: 8 }],
-  '\u{1FB74}': [{ x: 5, y: 0, w: 1, h: 8 }],
-  '\u{1FB75}': [{ x: 6, y: 0, w: 1, h: 8 }],
-
-  // HORIZONTAL ONE EIGHTH BLOCK-2 through HORIZONTAL ONE EIGHTH BLOCK-7
-  '\u{1FB76}': [{ x: 0, y: 1, w: 8, h: 1 }],
-  '\u{1FB77}': [{ x: 0, y: 2, w: 8, h: 1 }],
-  '\u{1FB78}': [{ x: 0, y: 3, w: 8, h: 1 }],
-  '\u{1FB79}': [{ x: 0, y: 4, w: 8, h: 1 }],
-  '\u{1FB7A}': [{ x: 0, y: 5, w: 8, h: 1 }],
-  '\u{1FB7B}': [{ x: 0, y: 6, w: 8, h: 1 }],
-
-  // LEFT AND LOWER ONE EIGHTH BLOCK
-  '\u{1FB7C}': [{ x: 0, y: 0, w: 1, h: 8 }, { x: 0, y: 7, w: 8, h: 1 }],
-  // LEFT AND UPPER ONE EIGHTH BLOCK
-  '\u{1FB7D}': [{ x: 0, y: 0, w: 1, h: 8 }, { x: 0, y: 0, w: 8, h: 1 }],
-  // RIGHT AND UPPER ONE EIGHTH BLOCK
-  '\u{1FB7E}': [{ x: 7, y: 0, w: 1, h: 8 }, { x: 0, y: 0, w: 8, h: 1 }],
-  // RIGHT AND LOWER ONE EIGHTH BLOCK
-  '\u{1FB7F}': [{ x: 7, y: 0, w: 1, h: 8 }, { x: 0, y: 7, w: 8, h: 1 }],
-  // UPPER AND LOWER ONE EIGHTH BLOCK
-  '\u{1FB80}': [{ x: 0, y: 0, w: 8, h: 1 }, { x: 0, y: 7, w: 8, h: 1 }],
-  // HORIZONTAL ONE EIGHTH BLOCK-1358
-  '\u{1FB81}': [{ x: 0, y: 0, w: 8, h: 1 }, { x: 0, y: 2, w: 8, h: 1 }, { x: 0, y: 4, w: 8, h: 1 }, { x: 0, y: 7, w: 8, h: 1 }],
-
-  // UPPER ONE QUARTER BLOCK
-  '\u{1FB82}': [{ x: 0, y: 0, w: 8, h: 2 }],
-  // UPPER THREE EIGHTHS BLOCK
-  '\u{1FB83}': [{ x: 0, y: 0, w: 8, h: 3 }],
-  // UPPER FIVE EIGHTHS BLOCK
-  '\u{1FB84}': [{ x: 0, y: 0, w: 8, h: 5 }],
-  // UPPER THREE QUARTERS BLOCK
-  '\u{1FB85}': [{ x: 0, y: 0, w: 8, h: 6 }],
-  // UPPER SEVEN EIGHTHS BLOCK
-  '\u{1FB86}': [{ x: 0, y: 0, w: 8, h: 7 }],
-
-  // RIGHT ONE QUARTER BLOCK
-  '\u{1FB87}': [{ x: 6, y: 0, w: 2, h: 8 }],
-  // RIGHT THREE EIGHTHS B0OCK
-  '\u{1FB88}': [{ x: 5, y: 0, w: 3, h: 8 }],
-  // RIGHT FIVE EIGHTHS BL0CK
-  '\u{1FB89}': [{ x: 3, y: 0, w: 5, h: 8 }],
-  // RIGHT THREE QUARTERS 0LOCK
-  '\u{1FB8A}': [{ x: 2, y: 0, w: 6, h: 8 }],
-  // RIGHT SEVEN EIGHTHS B0OCK
-  '\u{1FB8B}': [{ x: 1, y: 0, w: 7, h: 8 }],
-
-  // CHECKER BOARD FILL
-  '\u{1FB95}': [
+  // Fill characters (1FB95-1FB97)
+  '\u{1FB95}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [ // CHECKER BOARD FILL
     { x: 0, y: 0, w: 2, h: 2 }, { x: 4, y: 0, w: 2, h: 2 },
     { x: 2, y: 2, w: 2, h: 2 }, { x: 6, y: 2, w: 2, h: 2 },
     { x: 0, y: 4, w: 2, h: 2 }, { x: 4, y: 4, w: 2, h: 2 },
     { x: 2, y: 6, w: 2, h: 2 }, { x: 6, y: 6, w: 2, h: 2 }
-  ],
-  // INVERSE CHECKER BOARD FILL
-  '\u{1FB96}': [
+  ] },
+  '\u{1FB96}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [ // INVERSE CHECKER BOARD FILL
     { x: 2, y: 0, w: 2, h: 2 }, { x: 6, y: 0, w: 2, h: 2 },
     { x: 0, y: 2, w: 2, h: 2 }, { x: 4, y: 2, w: 2, h: 2 },
     { x: 2, y: 4, w: 2, h: 2 }, { x: 6, y: 4, w: 2, h: 2 },
     { x: 0, y: 6, w: 2, h: 2 }, { x: 4, y: 6, w: 2, h: 2 }
-  ],
-  // HEAVY HORIZONTAL FILL (upper middle and lower one quarter block)
-  '\u{1FB97}': [{ x: 0, y: 2, w: 8, h: 2 }, { x: 0, y: 6, w: 8, h: 2 }]
+  ] },
+  '\u{1FB97}': { type: CustomGlyphDefinitionType.SOLID_OCTANT_BLOCK_VECTOR, data: [ // HEAVY HORIZONTAL FILL (upper middle and lower one quarter block)
+    { x: 0, y: 2, w: 8, h: 2 }, { x: 0, y: 6, w: 8, h: 2 }
+  ] },
+
+  // #endregion
 };
 
 /**
diff --git a/addons/addon-webgl/src/customGlyphs/CustomGlyphRasterizer.ts b/addons/addon-webgl/src/customGlyphs/CustomGlyphRasterizer.ts
index 4d8e9f9c..6125a523 100644
--- a/addons/addon-webgl/src/customGlyphs/CustomGlyphRasterizer.ts
+++ b/addons/addon-webgl/src/customGlyphs/CustomGlyphRasterizer.ts
@@ -4,7 +4,7 @@
  */
 
 import { throwIfFalsy } from 'browser/renderer/shared/RendererUtils';
-import { blockElementDefinitions, boxDrawingDefinitions, unifiedCharDefinitions } from 'customGlyphs/CustomGlyphDefinitions';
+import { boxDrawingDefinitions, unifiedCharDefinitions } from 'customGlyphs/CustomGlyphDefinitions';
 import { CustomGlyphDefinitionType, CustomGlyphVectorType, type CustomGlyphPathDrawFunctionDefinition, type CustomGlyphPatternDefinition, type CustomGlyphRegionDefinition, type ICustomGlyphSolidOctantBlockVector, type ICustomGlyphVectorShape } from 'customGlyphs/Types';
 
 /**
@@ -47,12 +47,6 @@ export function tryDrawCustomGlyph(
     }
   }
 
-  const blockElementDefinition = blockElementDefinitions[c];
-  if (blockElementDefinition) {
-    drawBlockVectorChar(ctx, blockElementDefinition, xOffset, yOffset, deviceCellWidth, deviceCellHeight);
-    return true;
-  }
-
   const boxDrawingDefinition = boxDrawingDefinitions[c];
   if (boxDrawingDefinition) {
     drawBoxDrawingChar(ctx, boxDrawingDefinition, xOffset, yOffset, deviceCellWidth, deviceCellHeight, devicePixelRatio);