diff --git a/X2WOTCCommunityHighlander/Src/XComGame/Classes/X2Effect_Pillar.uc b/X2WOTCCommunityHighlander/Src/XComGame/Classes/X2Effect_Pillar.uc
index 287f40b4f..f7b0d6124 100644
--- a/X2WOTCCommunityHighlander/Src/XComGame/Classes/X2Effect_Pillar.uc
+++ b/X2WOTCCommunityHighlander/Src/XComGame/Classes/X2Effect_Pillar.uc
@@ -8,9 +8,96 @@ function int GetStartingNumTurns(const out EffectAppliedData ApplyEffectParamete
 	return SourceUnit.GetTemplarFocusLevel();
 }
 
+// Start Issue #1288
+/// HL-Docs: ref:Bugfixes; issue:1288
+/// Utilised updated OnEffectAdded and OnEffectRemoved functions to update unit data on all units in range of the spawend destructible
+simulated protected function OnEffectAdded(const out EffectAppliedData ApplyEffectParameters, XComGameState_BaseObject kNewTargetState, XComGameState NewGameState, XComGameState_Effect NewEffectState)
+{
+	local Vector	Position;
+	local TTile		TileLocation;	
+
+	super.OnEffectAdded(ApplyEffectParameters, kNewTargetState, NewGameState, NewEffectState);
+
+	Position = ApplyEffectParameters.AbilityInputContext.TargetLocations[0];
+	TileLocation = `XWORLD.GetTileCoordinatesFromPosition(Position);
+
+	// After the destructible is spawned, perform an update to all of the units within range of the destructible
+	UpdateWorldDataForTile(TileLocation, NewGameState);
+}
+
+simulated function OnEffectRemoved(const out EffectAppliedData ApplyEffectParameters, XComGameState NewGameState, bool bCleansed, XComGameState_Effect RemovedEffectState)
+{
+	local Vector	Position;
+	local TTile		TileLocation;	
+
+	super.OnEffectRemoved(ApplyEffectParameters, NewGameState, bCleansed, RemovedEffectState);
+
+	Position = ApplyEffectParameters.AbilityInputContext.TargetLocations[0];
+	TileLocation = `XWORLD.GetTileCoordinatesFromPosition(Position);
+
+	// After the destructible is removed, perform an update to all of the units within range of the destructible
+	UpdateWorldDataForTile(TileLocation, NewGameState);
+}
+
+// helper to get the 3x3 cross of tiles around the specified tile
+protected static function GetUpdateTiles(TTile Tile, out array<TTile> Tiles)
+{
+	// center tile
+	Tiles.AddItem(Tile);
+
+	// adjacent x tiles
+	Tile.X -= 1;
+	Tiles.AddItem(Tile);
+	Tile.X += 2;
+	Tiles.AddItem(Tile);
+	Tile.X -= 1;
+
+	// adjacent y tiles
+	Tile.Y -= 1;
+	Tiles.AddItem(Tile);
+	Tile.Y += 2;
+	Tiles.AddItem(Tile);
+}
+
+protected static function UpdateWorldDataForTile(const out TTile OriginalTile, XComGameState NewGameState)
+{
+	local XComGameStateHistory History;
+	local XComWorldData WorldData;
+	local TTile RebuildTile;
+	local array<TTile> ChangeTiles;
+	local array<StateObjectReference> UnitRefs;
+	local StateObjectReference UnitRef;
+	local XComGameState_BaseObject UnitOnTile;
+
+	History = `XCOMHISTORY;
+	WorldData = `XWORLD;
+
+	GetUpdateTiles(OriginalTile, ChangeTiles);
+
+	// update the world data for each tile touched
+	foreach ChangeTiles(RebuildTile)
+	{
+		WorldData.DebugRebuildTileData( RebuildTile );
+	}
+
+	// add any units on the tiles to the new game state since they need to do a visibility update
+	foreach ChangeTiles(RebuildTile)
+	{
+		UnitRefs = WorldData.GetUnitsOnTile( RebuildTile );
+		foreach UnitRefs( UnitRef )
+		{
+			UnitOnTile = History.GetGameStateForObjectID(UnitRef.ObjectID);
+			UnitOnTile = NewGameState.ModifyStateObject(UnitOnTile.Class, UnitOnTile.ObjectID);
+			UnitOnTile.bRequiresVisibilityUpdate = true;
+		}
+	}
+}
+
+// End Issue #1288
+
 DefaultProperties
 {
 	EffectName = "Pillar"
 	DuplicateResponse = eDupe_Allow
 	bDestroyOnRemoval = true
-}
\ No newline at end of file
+}
diff --git a/X2WOTCCommunityHighlander/X2WOTCCommunityHighlander.x2proj b/X2WOTCCommunityHighlander/X2WOTCCommunityHighlander.x2proj
index 25d28fa8a..96e78a558 100644
--- a/X2WOTCCommunityHighlander/X2WOTCCommunityHighlander.x2proj
+++ b/X2WOTCCommunityHighlander/X2WOTCCommunityHighlander.x2proj
@@ -583,6 +583,9 @@
     <Content Include="Src\XComGame\Classes\X2Effect_LaserSight.uc">
       <SubType>Content</SubType>
     </Content>
+    <Content Include="Src\XComGame\Classes\X2Effect_Pillar.uc">
+      <SubType>Content</SubType>
+    </Content>
     <Content Include="Src\XComGame\Classes\X2EncyclopediaTemplate.uc">
       <SubType>Content</SubType>
     </Content>