diff --git a/assets/OEM437_16_ex.pdn b/assets/OEM437_16_ex.pdn
index 84766b5..52431aa 100644
Binary files a/assets/OEM437_16_ex.pdn and b/assets/OEM437_16_ex.pdn differ
diff --git a/assets/OEM437_16_ex.png b/assets/OEM437_16_ex.png
index 73c13aa..89642fe 100644
Binary files a/assets/OEM437_16_ex.png and b/assets/OEM437_16_ex.png differ
diff --git a/docs/video-preamble.md b/docs/video-preamble.md
new file mode 100644
index 0000000..038e342
--- /dev/null
+++ b/docs/video-preamble.md
@@ -0,0 +1,9 @@
+μ-hack is a traditional roguelike written in MiniScript.
+
+# References
+
+- [Git](https://github.com/treytomes/micro-hack)
+- [itch.io](https://treytomes.itch.io/micro-hack)
+    - The web viewer is a little buggy at the moment, but the OS-specific downloads have been working great.
+- [MiniScript](https://miniscript.org/)
+- [Mini Micro](https://miniscript.org/MiniMicro/)
diff --git a/src/MapDisplay.ms b/src/MapDisplay.ms
index b998261..97a4454 100644
--- a/src/MapDisplay.ms
+++ b/src/MapDisplay.ms
@@ -38,18 +38,18 @@ MapDisplay.flip = function()
 		self.activeDisplay = 1
 
 		self.display = self.display1
-		self.displayBack = self.display1Back
+		// self.displayBack = self.display1Back
 
 		self.display0.install self.displayNumberFront
-		self.display0Back.install self.displayNumberBack
+		// self.display0Back.install self.displayNumberBack
 	else
 		self.activeDisplay = 0
 
 		self.display = self.display0
-		self.displayBack = self.display0Back
+		// self.displayBack = self.display0Back
 
 		self.display1.install self.displayNumberFront
-		self.display1Back.install self.displayNumberBack
+		// self.display1Back.install self.displayNumberBack
 	end if
 	return self
 end function
@@ -58,22 +58,22 @@ MapDisplay.scrollTo = function(x, y)
 	self.display0.scrollX = x
 	self.display0.scrollY = y
 
-	self.display0Back.scrollX = x
-	self.display0Back.scrollY = y
+	// self.display0Back.scrollX = x
+	// self.display0Back.scrollY = y
 
 	self.display1.scrollX = x
 	self.display1.scrollY = y
 
-	self.display1Back.scrollX = x
-	self.display1Back.scrollY = y
+	// self.display1Back.scrollX = x
+	// self.display1Back.scrollY = y
 end function
 
 MapDisplay.setCellBackColor = function(x, y, backColor)
-	if backColor isa Color then
-		backColor = backColor.str()
-	end if
-	self.displayBack.setCell x, y, constants.TILE_INDEX_SOLID
-	self.displayBack.setCellTint x, y, backColor
+	// if backColor isa Color then
+	// 	backColor = backColor.str()
+	// end if
+	// self.displayBack.setCell x, y, constants.TILE_INDEX_SOLID
+	// self.displayBack.setCellTint x, y, backColor
 end function
 
 MapDisplay.setCell = function(x, y, tile, color="#FFFFFF", backColor = "#00000000")
@@ -86,7 +86,7 @@ MapDisplay.setCell = function(x, y, tile, color="#FFFFFF", backColor = "#0000000
 	end if
 	self.display.setCell x, y, tile
 	self.display.setCellTint x, y, color
-	self.setCellBackColor x, y, backColor
+	// self.setCellBackColor x, y, backColor
 end function
 
 MapDisplay.clear = function(fg="#000000", bg="#00000000")
diff --git a/src/factories/entities.ms b/src/factories/entities.ms
index 0d40c53..fdfc701 100644
--- a/src/factories/entities.ms
+++ b/src/factories/entities.ms
@@ -1,7 +1,6 @@
 // Entity Factory
 
 makePlayer = function()
-	// t = tile.make(char(57872), Color.white, Color.black, true, false) // TODO
 	t = tile.make(255+16-3, Color.white, Color.black, true, false)
 	e = (new entity.Entity).init(t, races.human, classes.fighter)
 
@@ -55,7 +54,7 @@ makePlayer = function()
 end function
 
 makeSign = function(map, pnt, msg)
-	t = tile.make("-", Color.white, Color.brown, true, false)
+	t = tile.make(24 * 16 + 8, Color.white, Color.brown, true, false)
 	e = (new entity.Entity).init(t, races.npc, classes.classless, pnt)
 	e.name = "sign"
 	e.description = "The sign reads: ""{0}""".fill([msg])
diff --git a/src/factories/tiles.ms b/src/factories/tiles.ms
index 837b47e..7348787 100644
--- a/src/factories/tiles.ms
+++ b/src/factories/tiles.ms
@@ -1,31 +1,57 @@
+// Colored tiles start at index 24 * 16 + 0.
+
 makeFloor = function()
-	return tile.make(".", Color.brown.dark, Color.black, false, false).setName("floor")
+	// return tile.make(".", Color.brown.dark, Color.black, false, false).setName("floor")
+	return tile.make(24 * 16 + 0, Color.white, Color.white, false, false).
+		setName("floor").
+		setMapColor(Color.brown.dark)
 end function
 
 makeGrass = function()
-	return tile.make(".", Color.green.dark, Color.green.darker, false, false).setName("grass")
-end function
-
-makeMountain = function()
-	return tile.make("#", Color.gray.darker.darker, Color.gray.dark.dark, true, true).setName("mountain")
+	// return tile.make(".", Color.green.dark, Color.green.darker, false, false).setName("grass")
+	return tile.make(24 * 16 + 1, Color.white, Color.white, false, false).
+		setName("grass").
+		setMapColor(Color.green.dark)
 end function
 
-makeStairsUp = function()
-	return tile.make("<", Color.brown.dark, Color.black, false, false).setName("stairs up")
+makeHidden = function()
+	// return tile.make("#", Color.black, Color.gray, true, true).setName("hidden")
+	return tile.make(24 * 16 + 2, Color.white, Color.white, true, true).
+		setName("hidden").
+		setMapColor(Color.black)
 end function
 
-makeStairsDown = function()
-	return tile.make(">", Color.brown.dark, Color.black, false, false).setName("stairs down")
+makeMountain = function()
+	// return tile.make("#", Color.gray.darker.darker, Color.gray.dark.dark, true, true).setName("mountain")
+	return tile.make(24 * 16 + 3, Color.white, Color.white, true, true).
+		setName("mountain").
+		setMapColor(Color.gray.darker.darker)
 end function
 
 makeWall = function()
-	return tile.make("#", Color.brown, Color.black, true, true).setName("wall")
+	// return tile.make("#", Color.brown, Color.black, true, true).setName("wall")
+	return tile.make(24 * 16 + 4, Color.white, Color.white, true, true).
+		setName("wall").
+		setMapColor(Color.brown)
 end function
 
 makeDoor = function()
-	return tile.make("+", Color.black, Color.brown, false, true).setName("door")
+	// return tile.make("+", Color.black, Color.brown, false, true).setName("door")
+	return tile.make(24 * 16 + 5, Color.white, Color.white, false, true).
+		setName("door").
+		setMapColor(Color.black)
 end function
 
-makeHidden = function()
-	return tile.make("#", Color.black, Color.gray, true, true).setName("hidden")
+makeStairsUp = function()
+	// return tile.make("<", Color.brown.dark, Color.black, false, false).setName("stairs up")
+	return tile.make(24 * 16 + 6, Color.white, Color.white, false, false).
+		setName("stairs up").
+		setMapColor(Color.brown.dark)
 end function
+
+makeStairsDown = function()
+	// return tile.make(">", Color.brown.dark, Color.black, false, false).setName("stairs down")
+	return tile.make(24 * 16 + 7, Color.white, Color.white, false, false).
+		setName("stairs down").
+		setMapColor(Color.brown.dark)
+end function
\ No newline at end of file
diff --git a/src/map.ms b/src/map.ms
index faa5ae8..a39c159 100644
--- a/src/map.ms
+++ b/src/map.ms
@@ -121,7 +121,7 @@ end function
 Map.clear = function(dsp)
 	for y in range(0, SCREEN_MAX_Y - 1)
 		for x in range(0, SCREEN_MAX_X)
-			dsp.setCell x, y, "#", color.black, color.gray
+			dsp.setCell x, y, 24 * 16 + 2, color.white, color.white
 		end for
 	end for
 end function
@@ -141,7 +141,7 @@ Map.drawTile = function(dsp, x, y, renderOffset=null)
 	end if
 
 	if not math.isInRange(x, 0, self.width - 1) or not math.isInRange(y, 0, self.height - 1) then
-		dsp.setCell rx, ry, "#", color.black, color.gray
+		dsp.setCell rx, ry, 24 * 16 + 2, color.white, color.white
 		return
 	end if
 
@@ -160,7 +160,7 @@ Map.drawTile = function(dsp, x, y, renderOffset=null)
 		// c = t.foregroundColor.str()
 		// Display.pixels.setPixel constants.PIXEL_WIDTH - x - 1, constants.PIXEL_HEIGHT - y - 1, c
 	else
-		dsp.setCell rx, ry, "#", color.black, color.gray
+		dsp.setCell rx, ry, 24 * 16 + 2, color.white, color.white
 
 		// // Draw minimap.
 		// c = color.gray
@@ -186,7 +186,7 @@ Map.drawMiniMap = function()
 			rx = constants.PIXEL_WIDTH - (renderWidth - x * cellSize) - borderSize - 1
 			ry = constants.PIXEL_HEIGHT - (renderHeight - y * cellSize) - borderSize - 1
 			if tile.hasBeenVisited then
-				c = tile.foregroundColor.str()
+				c = tile.mapColor.str()
 				// Display.pixels.setPixel rx, ry, c
 				Display.pixels.drawRect rx, ry, cellSize, cellSize, c, 1
 			else
@@ -205,7 +205,7 @@ Map.drawMiniMap = function()
 			continue
 		end if
 
-		c = e.tile.foregroundColor.str()
+		c = e.tile.mapColor.str()
 
 		rx = constants.PIXEL_WIDTH - (renderWidth - ex * cellSize) - borderSize - 1
 		ry = constants.PIXEL_HEIGHT - (renderHeight - ey * cellSize) - borderSize - 1
diff --git a/src/tile.ms b/src/tile.ms
index 56fa85d..bacb559 100644
--- a/src/tile.ms
+++ b/src/tile.ms
@@ -1,9 +1,15 @@
 Tile = {}
 
+// TODO: Remove tile background color.
+
 Tile.init = function(char, foregroundColor, backgroundColor=null, blocksMovement=false, blocksVision=false)
 	self.char = char
 	self.foregroundColor = foregroundColor
 	self.backgroundColor = math.coalesce(backgroundColor, Color.black)
+	
+	// The map color is used for the minimap.
+	self.mapColor = self.foregroundColor
+	
 	self.blocksMovement = blocksMovement
 	self.blocksVision = blocksVision
 	self.name = ""
@@ -45,6 +51,11 @@ Tile.setName = function(name)
 	return self
 end function
 
+Tile.setMapColor = function(c)
+	self.mapColor = c
+	return self
+end function
+
 make = function(char, foregroundColor, backgroundColor, blocksMovement=false, blocksVision=false)
 	t = (new Tile)
 	t.init(char, foregroundColor, backgroundColor, blocksMovement, blocksVision)