diff --git a/arena.c b/arena.c
index 33477d3..d56e350 100644
--- a/arena.c
+++ b/arena.c
@@ -1,13 +1,14 @@
 #include "bmpload.h"
 #include "const.h"
 #include "arena.h"
+#include "system/vga.h"
 
 char arenaLayout[10][10] = {
   { 1, 1, 1, 1, 0, 0, 1, 1, 1, 1 },
-  { 1, 2, 2, 2, 0, 0, 2, 2, 2, 1 },
   { 1, 0, 0, 0, 0, 0, 0, 0, 0, 1 },
   { 1, 0, 0, 0, 0, 0, 0, 0, 0, 1 },
-  { 2, 0, 0, 0, 0, 0, 0, 0, 0, 2 },
+  { 1, 0, 0, 0, 0, 0, 0, 0, 0, 1 },
+  { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
   { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
   { 1, 0, 0, 0, 0, 0, 0, 0, 0, 1 },
   { 1, 0, 0, 0, 0, 0, 0, 0, 0, 1 },
@@ -37,9 +38,14 @@ void setupWallSprites(struct BMPImage *spritesheetImage) {
   );
 }
 
+extern void renderFloorTile(byte *);
+// push items onto stack
+#pragma aux (__cdecl) renderFloorTile "renderFloorTile_"
+
 void renderArenaTile(int x, int y) {
   char tile;
   struct SpriteRender *target;
+  byte *drawBuffer;
 
   tile = arenaLayout[y][x];
 
@@ -58,7 +64,15 @@ void renderArenaTile(int x, int y) {
   target->x = x * TILE_SIZE;
   target->y = y * TILE_SIZE;
 
-  drawSprite(target);
+  if (tile == 0) {
+    drawBuffer = getDrawBuffer();
+
+    renderFloorTile(
+      drawBuffer + target->x + target->y * VGA_DISPLAY_WIDTH
+    );
+  } else {
+    drawSprite(target);
+  }
 }
 
 char arenaRedrawRequests[ARENA_HEIGHT_TILES][ARENA_WIDTH_TILES];
diff --git a/bin/build_spritesheet_asm.rb b/bin/build_spritesheet_asm.rb
new file mode 100755
index 0000000..dffed0f
--- /dev/null
+++ b/bin/build_spritesheet_asm.rb
@@ -0,0 +1,174 @@
+#!/usr/bin/env ruby
+
+require 'rmagick'
+require 'yaml'
+require 'erb'
+
+data = YAML.load(File.read('spritesheet.yml'))
+
+class Sprite
+  def initialize(image:, sx:, sy:, width:, height:)
+    @image = image
+    @sx = sx
+    @sy = sy
+    @width = width
+    @height = height
+  end
+
+  def pixel_data
+    @height.times.each_with_object([]) do |y, obj|
+      obj << @width.times.map do |x|
+        color = @image.pixel_color(x + @sx, y + @sy)
+
+        colormap.find_index { |c| c == color }
+      end
+    end
+  end
+
+  private
+
+  def colormap
+    @colormap ||= @image.colors.times.map do |i|
+      Magick::Pixel.from_color(@image.colormap(i))
+    end
+  end
+end
+
+MovBytePtr = Data.define(:offset, :data)
+
+ASM_TEMPLATE = <<~ASM
+  <% sprites.each do |sprite| %>
+  PUBLIC <%= sprite.exported_name %><% end %>
+
+  .386
+  .model flat,c
+
+  .CODE
+
+  <% sprites.each do |sprite| %>
+  <%= sprite.exported_name %>:
+    push ebp
+    mov ebp, esp
+    push ebx
+
+    mov eax, [ebp + 8]
+
+    <% sprite.bytes.each do |byte| %>
+    mov BYTE PTR [eax + <%= byte.offset %>], <%= byte.data %><% end %>
+
+    pop ebx
+    pop ebp
+    ret
+
+  <% end %>
+  end
+ASM
+
+C_TEMPLATE = <<~C
+  <% sprites.each do |sprite| %>
+  extern void <%= sprite.function_name %>(byte *);
+  #pragma aux (__cdecl) <%= sprite.function_name %> "<%= sprite.exported_name %>"
+  <% end %>
+C
+
+class AssemblerSprite
+  def initialize(
+    name:,
+    pixel_data:,
+    screen_width:,
+    transparent_color:,
+    offset_x:,
+    offset_y:,
+    prefix:
+  )
+    @name = name
+    @pixel_data = pixel_data
+    @screen_width = screen_width
+    @transparent_color = transparent_color
+    @offset_x = offset_x
+    @offset_y = offset_y
+    @prefix = prefix
+  end
+
+  def exported_name
+    "#{function_name}_"
+  end
+
+  def function_name
+    "#{@prefix}_#{@name}"
+  end
+
+  def bytes
+    return @bytes if defined?(@bytes)
+
+    bytes = []
+
+    @pixel_data.each_with_index do |row, y|
+      row.each_with_index do |column, x|
+        next if @pixel_data[y][x] == @transparent_color
+
+        bytes << MovBytePtr.new(
+          data: @pixel_data[y][x],
+          offset: x - @offset_x + (y - @offset_y) * @screen_width
+        )
+      end
+    end
+
+    bytes
+  end
+end
+
+Screen = Data.define(:width, :transparent_color)
+SpriteData = Data.define(:image, :name, :position, :dimensions, :offset, :prefix)
+
+screen = Screen.new(
+  width: data["screen"]["width"],
+  transparent_color: data["screen"]["transparentColor"]
+)
+
+sprite_data = []
+
+data["files"].each do |spritesheet|
+  image = Magick::Image.read(spritesheet["file"]).first
+
+  spritesheet["sprites"].each do |name, details|
+    sprite_data << SpriteData.new(
+      image:,
+      name:,
+      prefix: spritesheet["prefix"],
+      position: details["position"],
+      dimensions: details["dimensions"],
+      offset: details["offset"]
+    )
+  end
+end
+
+sprites = sprite_data.map do |sd|
+  sprite = Sprite.new(
+    image: sd.image,
+    sx: sd.position[0],
+    sy: sd.position[1],
+    width: sd.dimensions[0],
+    height: sd.dimensions[1],
+  )
+
+  AssemblerSprite.new(
+    name: sd.name,
+    prefix: sd.prefix,
+    pixel_data: sprite.pixel_data,
+    screen_width: screen.width,
+    transparent_color: screen.transparent_color,
+    offset_x: sd.offset[0],
+    offset_y: sd.offset[1],
+  )
+end
+
+File.open('sprites.asm', 'w') do |fh|
+  fh.puts ERB.new(ASM_TEMPLATE).result_with_hash(sprites:)
+end
+
+File.open('sprites.h', 'w') do |fh|
+  fh.puts ERB.new(C_TEMPLATE).result_with_hash(sprites:)
+end
+
+puts "sprites.{asm,h} written"
diff --git a/game.c b/game.c
index 04f061d..286b13c 100644
--- a/game.c
+++ b/game.c
@@ -331,16 +331,11 @@ int currentSpeedCalc = 0;
 double averageSpeedCalc;
 clock_t startTime;
 
-extern int doAThing(int);
-#pragma aux (__cdecl) doAThing "doAThing_"
+// non cdecl is put params into eax, ebx, and ecx
 
 int main(void) {
   int keepRunning = 1;
 
-  fprintf(stderr, "%d\n", doAThing(1000));
-
-  return 0;
-
   if (setupGame()) return 1;
 
   maybeSpawnEnemy();
diff --git a/makefile b/makefile
index 534e09c..6aafbe6 100644
--- a/makefile
+++ b/makefile
@@ -10,6 +10,9 @@ system/system.lib: .SYMBOLIC
 .c.o:
 	wcc386 -q -bt=dos $<
 
+.asm.o:
+	wasm $<
+
 game.exe: $(obj) system/system.lib
   wcl386 -q -bt=dos -l=dos4g $(obj) system/system.lib
 
diff --git a/sprites.asm b/sprites.asm
new file mode 100644
index 0000000..b47b482
--- /dev/null
+++ b/sprites.asm
@@ -0,0 +1,1434 @@
+
+PUBLIC sprite_arenaWallTop_
+PUBLIC sprite_arenaWallSide_
+PUBLIC sprite_arenaFloor_
+PUBLIC sprite_rabbit_
+PUBLIC sprite_mouse_
+PUBLIC sprite_bullet_
+PUBLIC sprite_enemy_
+
+.386
+.model flat,c
+
+.CODE
+
+
+sprite_arenaWallTop_:
+  push ebp
+  mov ebp, esp
+  push ebx
+
+  mov eax, [ebp + 8]
+
+  
+  mov BYTE PTR [eax + -3210], 2
+  mov BYTE PTR [eax + -3209], 2
+  mov BYTE PTR [eax + -3208], 2
+  mov BYTE PTR [eax + -3207], 2
+  mov BYTE PTR [eax + -3206], 2
+  mov BYTE PTR [eax + -3205], 2
+  mov BYTE PTR [eax + -3204], 2
+  mov BYTE PTR [eax + -3203], 2
+  mov BYTE PTR [eax + -3202], 2
+  mov BYTE PTR [eax + -3201], 2
+  mov BYTE PTR [eax + -3200], 2
+  mov BYTE PTR [eax + -3199], 2
+  mov BYTE PTR [eax + -3198], 2
+  mov BYTE PTR [eax + -3197], 2
+  mov BYTE PTR [eax + -3196], 2
+  mov BYTE PTR [eax + -3195], 2
+  mov BYTE PTR [eax + -3194], 2
+  mov BYTE PTR [eax + -3193], 2
+  mov BYTE PTR [eax + -3192], 2
+  mov BYTE PTR [eax + -3191], 2
+  mov BYTE PTR [eax + -2890], 2
+  mov BYTE PTR [eax + -2889], 2
+  mov BYTE PTR [eax + -2888], 2
+  mov BYTE PTR [eax + -2887], 2
+  mov BYTE PTR [eax + -2886], 2
+  mov BYTE PTR [eax + -2885], 2
+  mov BYTE PTR [eax + -2884], 2
+  mov BYTE PTR [eax + -2883], 2
+  mov BYTE PTR [eax + -2882], 2
+  mov BYTE PTR [eax + -2881], 2
+  mov BYTE PTR [eax + -2880], 2
+  mov BYTE PTR [eax + -2879], 2
+  mov BYTE PTR [eax + -2878], 2
+  mov BYTE PTR [eax + -2877], 2
+  mov BYTE PTR [eax + -2876], 2
+  mov BYTE PTR [eax + -2875], 2
+  mov BYTE PTR [eax + -2874], 2
+  mov BYTE PTR [eax + -2873], 2
+  mov BYTE PTR [eax + -2872], 2
+  mov BYTE PTR [eax + -2871], 2
+  mov BYTE PTR [eax + -2570], 2
+  mov BYTE PTR [eax + -2569], 2
+  mov BYTE PTR [eax + -2568], 2
+  mov BYTE PTR [eax + -2567], 2
+  mov BYTE PTR [eax + -2566], 2
+  mov BYTE PTR [eax + -2565], 2
+  mov BYTE PTR [eax + -2564], 2
+  mov BYTE PTR [eax + -2563], 2
+  mov BYTE PTR [eax + -2562], 2
+  mov BYTE PTR [eax + -2561], 2
+  mov BYTE PTR [eax + -2560], 2
+  mov BYTE PTR [eax + -2559], 2
+  mov BYTE PTR [eax + -2558], 2
+  mov BYTE PTR [eax + -2557], 2
+  mov BYTE PTR [eax + -2556], 2
+  mov BYTE PTR [eax + -2555], 2
+  mov BYTE PTR [eax + -2554], 2
+  mov BYTE PTR [eax + -2553], 2
+  mov BYTE PTR [eax + -2552], 2
+  mov BYTE PTR [eax + -2551], 2
+  mov BYTE PTR [eax + -2250], 2
+  mov BYTE PTR [eax + -2249], 2
+  mov BYTE PTR [eax + -2248], 2
+  mov BYTE PTR [eax + -2247], 2
+  mov BYTE PTR [eax + -2246], 2
+  mov BYTE PTR [eax + -2245], 2
+  mov BYTE PTR [eax + -2244], 2
+  mov BYTE PTR [eax + -2243], 2
+  mov BYTE PTR [eax + -2242], 2
+  mov BYTE PTR [eax + -2241], 2
+  mov BYTE PTR [eax + -2240], 2
+  mov BYTE PTR [eax + -2239], 2
+  mov BYTE PTR [eax + -2238], 2
+  mov BYTE PTR [eax + -2237], 2
+  mov BYTE PTR [eax + -2236], 2
+  mov BYTE PTR [eax + -2235], 2
+  mov BYTE PTR [eax + -2234], 2
+  mov BYTE PTR [eax + -2233], 2
+  mov BYTE PTR [eax + -2232], 2
+  mov BYTE PTR [eax + -2231], 2
+  mov BYTE PTR [eax + -1930], 2
+  mov BYTE PTR [eax + -1929], 2
+  mov BYTE PTR [eax + -1928], 2
+  mov BYTE PTR [eax + -1927], 2
+  mov BYTE PTR [eax + -1926], 2
+  mov BYTE PTR [eax + -1925], 2
+  mov BYTE PTR [eax + -1924], 2
+  mov BYTE PTR [eax + -1923], 2
+  mov BYTE PTR [eax + -1922], 2
+  mov BYTE PTR [eax + -1921], 2
+  mov BYTE PTR [eax + -1920], 2
+  mov BYTE PTR [eax + -1919], 2
+  mov BYTE PTR [eax + -1918], 2
+  mov BYTE PTR [eax + -1917], 2
+  mov BYTE PTR [eax + -1916], 2
+  mov BYTE PTR [eax + -1915], 2
+  mov BYTE PTR [eax + -1914], 2
+  mov BYTE PTR [eax + -1913], 2
+  mov BYTE PTR [eax + -1912], 2
+  mov BYTE PTR [eax + -1911], 2
+  mov BYTE PTR [eax + -1610], 2
+  mov BYTE PTR [eax + -1609], 2
+  mov BYTE PTR [eax + -1608], 2
+  mov BYTE PTR [eax + -1607], 2
+  mov BYTE PTR [eax + -1606], 2
+  mov BYTE PTR [eax + -1605], 2
+  mov BYTE PTR [eax + -1604], 2
+  mov BYTE PTR [eax + -1603], 2
+  mov BYTE PTR [eax + -1602], 2
+  mov BYTE PTR [eax + -1601], 2
+  mov BYTE PTR [eax + -1600], 2
+  mov BYTE PTR [eax + -1599], 2
+  mov BYTE PTR [eax + -1598], 2
+  mov BYTE PTR [eax + -1597], 2
+  mov BYTE PTR [eax + -1596], 2
+  mov BYTE PTR [eax + -1595], 2
+  mov BYTE PTR [eax + -1594], 2
+  mov BYTE PTR [eax + -1593], 2
+  mov BYTE PTR [eax + -1592], 2
+  mov BYTE PTR [eax + -1591], 2
+  mov BYTE PTR [eax + -1290], 2
+  mov BYTE PTR [eax + -1289], 2
+  mov BYTE PTR [eax + -1288], 2
+  mov BYTE PTR [eax + -1287], 2
+  mov BYTE PTR [eax + -1286], 2
+  mov BYTE PTR [eax + -1285], 2
+  mov BYTE PTR [eax + -1284], 2
+  mov BYTE PTR [eax + -1283], 2
+  mov BYTE PTR [eax + -1282], 2
+  mov BYTE PTR [eax + -1281], 2
+  mov BYTE PTR [eax + -1280], 2
+  mov BYTE PTR [eax + -1279], 2
+  mov BYTE PTR [eax + -1278], 2
+  mov BYTE PTR [eax + -1277], 2
+  mov BYTE PTR [eax + -1276], 2
+  mov BYTE PTR [eax + -1275], 2
+  mov BYTE PTR [eax + -1274], 2
+  mov BYTE PTR [eax + -1273], 2
+  mov BYTE PTR [eax + -1272], 2
+  mov BYTE PTR [eax + -1271], 2
+  mov BYTE PTR [eax + -970], 2
+  mov BYTE PTR [eax + -969], 2
+  mov BYTE PTR [eax + -968], 2
+  mov BYTE PTR [eax + -967], 2
+  mov BYTE PTR [eax + -966], 2
+  mov BYTE PTR [eax + -965], 2
+  mov BYTE PTR [eax + -964], 2
+  mov BYTE PTR [eax + -963], 2
+  mov BYTE PTR [eax + -962], 2
+  mov BYTE PTR [eax + -961], 2
+  mov BYTE PTR [eax + -960], 2
+  mov BYTE PTR [eax + -959], 2
+  mov BYTE PTR [eax + -958], 2
+  mov BYTE PTR [eax + -957], 2
+  mov BYTE PTR [eax + -956], 2
+  mov BYTE PTR [eax + -955], 2
+  mov BYTE PTR [eax + -954], 2
+  mov BYTE PTR [eax + -953], 2
+  mov BYTE PTR [eax + -952], 2
+  mov BYTE PTR [eax + -951], 2
+  mov BYTE PTR [eax + -650], 2
+  mov BYTE PTR [eax + -649], 2
+  mov BYTE PTR [eax + -648], 2
+  mov BYTE PTR [eax + -647], 2
+  mov BYTE PTR [eax + -646], 2
+  mov BYTE PTR [eax + -645], 2
+  mov BYTE PTR [eax + -644], 2
+  mov BYTE PTR [eax + -643], 2
+  mov BYTE PTR [eax + -642], 2
+  mov BYTE PTR [eax + -641], 2
+  mov BYTE PTR [eax + -640], 2
+  mov BYTE PTR [eax + -639], 2
+  mov BYTE PTR [eax + -638], 2
+  mov BYTE PTR [eax + -637], 2
+  mov BYTE PTR [eax + -636], 2
+  mov BYTE PTR [eax + -635], 2
+  mov BYTE PTR [eax + -634], 2
+  mov BYTE PTR [eax + -633], 2
+  mov BYTE PTR [eax + -632], 2
+  mov BYTE PTR [eax + -631], 2
+  mov BYTE PTR [eax + -330], 2
+  mov BYTE PTR [eax + -329], 2
+  mov BYTE PTR [eax + -328], 2
+  mov BYTE PTR [eax + -327], 2
+  mov BYTE PTR [eax + -326], 2
+  mov BYTE PTR [eax + -325], 2
+  mov BYTE PTR [eax + -324], 2
+  mov BYTE PTR [eax + -323], 2
+  mov BYTE PTR [eax + -322], 2
+  mov BYTE PTR [eax + -321], 2
+  mov BYTE PTR [eax + -320], 2
+  mov BYTE PTR [eax + -319], 2
+  mov BYTE PTR [eax + -318], 2
+  mov BYTE PTR [eax + -317], 2
+  mov BYTE PTR [eax + -316], 2
+  mov BYTE PTR [eax + -315], 2
+  mov BYTE PTR [eax + -314], 2
+  mov BYTE PTR [eax + -313], 2
+  mov BYTE PTR [eax + -312], 2
+  mov BYTE PTR [eax + -311], 2
+  mov BYTE PTR [eax + -10], 2
+  mov BYTE PTR [eax + -9], 2
+  mov BYTE PTR [eax + -8], 2
+  mov BYTE PTR [eax + -7], 2
+  mov BYTE PTR [eax + -6], 2
+  mov BYTE PTR [eax + -5], 2
+  mov BYTE PTR [eax + -4], 2
+  mov BYTE PTR [eax + -3], 2
+  mov BYTE PTR [eax + -2], 2
+  mov BYTE PTR [eax + -1], 2
+  mov BYTE PTR [eax + 0], 2
+  mov BYTE PTR [eax + 1], 2
+  mov BYTE PTR [eax + 2], 2
+  mov BYTE PTR [eax + 3], 2
+  mov BYTE PTR [eax + 4], 2
+  mov BYTE PTR [eax + 5], 2
+  mov BYTE PTR [eax + 6], 2
+  mov BYTE PTR [eax + 7], 2
+  mov BYTE PTR [eax + 8], 2
+  mov BYTE PTR [eax + 9], 2
+  mov BYTE PTR [eax + 310], 2
+  mov BYTE PTR [eax + 311], 2
+  mov BYTE PTR [eax + 312], 2
+  mov BYTE PTR [eax + 313], 2
+  mov BYTE PTR [eax + 314], 2
+  mov BYTE PTR [eax + 315], 2
+  mov BYTE PTR [eax + 316], 2
+  mov BYTE PTR [eax + 317], 2
+  mov BYTE PTR [eax + 318], 2
+  mov BYTE PTR [eax + 319], 2
+  mov BYTE PTR [eax + 320], 2
+  mov BYTE PTR [eax + 321], 2
+  mov BYTE PTR [eax + 322], 2
+  mov BYTE PTR [eax + 323], 2
+  mov BYTE PTR [eax + 324], 2
+  mov BYTE PTR [eax + 325], 2
+  mov BYTE PTR [eax + 326], 2
+  mov BYTE PTR [eax + 327], 2
+  mov BYTE PTR [eax + 328], 2
+  mov BYTE PTR [eax + 329], 2
+  mov BYTE PTR [eax + 630], 2
+  mov BYTE PTR [eax + 631], 2
+  mov BYTE PTR [eax + 632], 2
+  mov BYTE PTR [eax + 633], 2
+  mov BYTE PTR [eax + 634], 2
+  mov BYTE PTR [eax + 635], 2
+  mov BYTE PTR [eax + 636], 2
+  mov BYTE PTR [eax + 637], 2
+  mov BYTE PTR [eax + 638], 2
+  mov BYTE PTR [eax + 639], 2
+  mov BYTE PTR [eax + 640], 2
+  mov BYTE PTR [eax + 641], 2
+  mov BYTE PTR [eax + 642], 2
+  mov BYTE PTR [eax + 643], 2
+  mov BYTE PTR [eax + 644], 2
+  mov BYTE PTR [eax + 645], 2
+  mov BYTE PTR [eax + 646], 2
+  mov BYTE PTR [eax + 647], 2
+  mov BYTE PTR [eax + 648], 2
+  mov BYTE PTR [eax + 649], 2
+  mov BYTE PTR [eax + 950], 2
+  mov BYTE PTR [eax + 951], 2
+  mov BYTE PTR [eax + 952], 2
+  mov BYTE PTR [eax + 953], 2
+  mov BYTE PTR [eax + 954], 2
+  mov BYTE PTR [eax + 955], 2
+  mov BYTE PTR [eax + 956], 2
+  mov BYTE PTR [eax + 957], 2
+  mov BYTE PTR [eax + 958], 2
+  mov BYTE PTR [eax + 959], 2
+  mov BYTE PTR [eax + 960], 2
+  mov BYTE PTR [eax + 961], 2
+  mov BYTE PTR [eax + 962], 2
+  mov BYTE PTR [eax + 963], 2
+  mov BYTE PTR [eax + 964], 2
+  mov BYTE PTR [eax + 965], 2
+  mov BYTE PTR [eax + 966], 2
+  mov BYTE PTR [eax + 967], 2
+  mov BYTE PTR [eax + 968], 2
+  mov BYTE PTR [eax + 969], 2
+  mov BYTE PTR [eax + 1270], 2
+  mov BYTE PTR [eax + 1271], 2
+  mov BYTE PTR [eax + 1272], 2
+  mov BYTE PTR [eax + 1273], 2
+  mov BYTE PTR [eax + 1274], 2
+  mov BYTE PTR [eax + 1275], 2
+  mov BYTE PTR [eax + 1276], 2
+  mov BYTE PTR [eax + 1277], 2
+  mov BYTE PTR [eax + 1278], 2
+  mov BYTE PTR [eax + 1279], 2
+  mov BYTE PTR [eax + 1280], 2
+  mov BYTE PTR [eax + 1281], 2
+  mov BYTE PTR [eax + 1282], 2
+  mov BYTE PTR [eax + 1283], 2
+  mov BYTE PTR [eax + 1284], 2
+  mov BYTE PTR [eax + 1285], 2
+  mov BYTE PTR [eax + 1286], 2
+  mov BYTE PTR [eax + 1287], 2
+  mov BYTE PTR [eax + 1288], 2
+  mov BYTE PTR [eax + 1289], 2
+  mov BYTE PTR [eax + 1590], 2
+  mov BYTE PTR [eax + 1591], 2
+  mov BYTE PTR [eax + 1592], 2
+  mov BYTE PTR [eax + 1593], 2
+  mov BYTE PTR [eax + 1594], 2
+  mov BYTE PTR [eax + 1595], 2
+  mov BYTE PTR [eax + 1596], 2
+  mov BYTE PTR [eax + 1597], 2
+  mov BYTE PTR [eax + 1598], 2
+  mov BYTE PTR [eax + 1599], 2
+  mov BYTE PTR [eax + 1600], 2
+  mov BYTE PTR [eax + 1601], 2
+  mov BYTE PTR [eax + 1602], 2
+  mov BYTE PTR [eax + 1603], 2
+  mov BYTE PTR [eax + 1604], 2
+  mov BYTE PTR [eax + 1605], 2
+  mov BYTE PTR [eax + 1606], 2
+  mov BYTE PTR [eax + 1607], 2
+  mov BYTE PTR [eax + 1608], 2
+  mov BYTE PTR [eax + 1609], 2
+  mov BYTE PTR [eax + 1910], 2
+  mov BYTE PTR [eax + 1911], 2
+  mov BYTE PTR [eax + 1912], 2
+  mov BYTE PTR [eax + 1913], 2
+  mov BYTE PTR [eax + 1914], 2
+  mov BYTE PTR [eax + 1915], 2
+  mov BYTE PTR [eax + 1916], 2
+  mov BYTE PTR [eax + 1917], 2
+  mov BYTE PTR [eax + 1918], 2
+  mov BYTE PTR [eax + 1919], 2
+  mov BYTE PTR [eax + 1920], 2
+  mov BYTE PTR [eax + 1921], 2
+  mov BYTE PTR [eax + 1922], 2
+  mov BYTE PTR [eax + 1923], 2
+  mov BYTE PTR [eax + 1924], 2
+  mov BYTE PTR [eax + 1925], 2
+  mov BYTE PTR [eax + 1926], 2
+  mov BYTE PTR [eax + 1927], 2
+  mov BYTE PTR [eax + 1928], 2
+  mov BYTE PTR [eax + 1929], 2
+  mov BYTE PTR [eax + 2230], 2
+  mov BYTE PTR [eax + 2231], 2
+  mov BYTE PTR [eax + 2232], 2
+  mov BYTE PTR [eax + 2233], 2
+  mov BYTE PTR [eax + 2234], 2
+  mov BYTE PTR [eax + 2235], 2
+  mov BYTE PTR [eax + 2236], 2
+  mov BYTE PTR [eax + 2237], 2
+  mov BYTE PTR [eax + 2238], 2
+  mov BYTE PTR [eax + 2239], 2
+  mov BYTE PTR [eax + 2240], 2
+  mov BYTE PTR [eax + 2241], 2
+  mov BYTE PTR [eax + 2242], 2
+  mov BYTE PTR [eax + 2243], 2
+  mov BYTE PTR [eax + 2244], 2
+  mov BYTE PTR [eax + 2245], 2
+  mov BYTE PTR [eax + 2246], 2
+  mov BYTE PTR [eax + 2247], 2
+  mov BYTE PTR [eax + 2248], 2
+  mov BYTE PTR [eax + 2249], 2
+  mov BYTE PTR [eax + 2550], 2
+  mov BYTE PTR [eax + 2551], 2
+  mov BYTE PTR [eax + 2552], 2
+  mov BYTE PTR [eax + 2553], 2
+  mov BYTE PTR [eax + 2554], 2
+  mov BYTE PTR [eax + 2555], 2
+  mov BYTE PTR [eax + 2556], 2
+  mov BYTE PTR [eax + 2557], 2
+  mov BYTE PTR [eax + 2558], 2
+  mov BYTE PTR [eax + 2559], 2
+  mov BYTE PTR [eax + 2560], 2
+  mov BYTE PTR [eax + 2561], 2
+  mov BYTE PTR [eax + 2562], 2
+  mov BYTE PTR [eax + 2563], 2
+  mov BYTE PTR [eax + 2564], 2
+  mov BYTE PTR [eax + 2565], 2
+  mov BYTE PTR [eax + 2566], 2
+  mov BYTE PTR [eax + 2567], 2
+  mov BYTE PTR [eax + 2568], 2
+  mov BYTE PTR [eax + 2569], 2
+  mov BYTE PTR [eax + 2870], 2
+  mov BYTE PTR [eax + 2871], 2
+  mov BYTE PTR [eax + 2872], 2
+  mov BYTE PTR [eax + 2873], 2
+  mov BYTE PTR [eax + 2874], 2
+  mov BYTE PTR [eax + 2875], 2
+  mov BYTE PTR [eax + 2876], 2
+  mov BYTE PTR [eax + 2877], 2
+  mov BYTE PTR [eax + 2878], 2
+  mov BYTE PTR [eax + 2879], 2
+  mov BYTE PTR [eax + 2880], 2
+  mov BYTE PTR [eax + 2881], 2
+  mov BYTE PTR [eax + 2882], 2
+  mov BYTE PTR [eax + 2883], 2
+  mov BYTE PTR [eax + 2884], 2
+  mov BYTE PTR [eax + 2885], 2
+  mov BYTE PTR [eax + 2886], 2
+  mov BYTE PTR [eax + 2887], 2
+  mov BYTE PTR [eax + 2888], 2
+  mov BYTE PTR [eax + 2889], 2
+
+  pop ebx
+  pop ebp
+  ret
+
+
+sprite_arenaWallSide_:
+  push ebp
+  mov ebp, esp
+  push ebx
+
+  mov eax, [ebp + 8]
+
+  
+  mov BYTE PTR [eax + 0], 3
+  mov BYTE PTR [eax + 1], 3
+  mov BYTE PTR [eax + 2], 3
+  mov BYTE PTR [eax + 3], 3
+  mov BYTE PTR [eax + 4], 3
+  mov BYTE PTR [eax + 5], 3
+  mov BYTE PTR [eax + 6], 3
+  mov BYTE PTR [eax + 7], 3
+  mov BYTE PTR [eax + 8], 3
+  mov BYTE PTR [eax + 9], 3
+  mov BYTE PTR [eax + 10], 3
+  mov BYTE PTR [eax + 11], 3
+  mov BYTE PTR [eax + 12], 3
+  mov BYTE PTR [eax + 13], 3
+  mov BYTE PTR [eax + 14], 3
+  mov BYTE PTR [eax + 15], 3
+  mov BYTE PTR [eax + 16], 3
+  mov BYTE PTR [eax + 17], 3
+  mov BYTE PTR [eax + 18], 3
+  mov BYTE PTR [eax + 19], 3
+  mov BYTE PTR [eax + 320], 3
+  mov BYTE PTR [eax + 321], 3
+  mov BYTE PTR [eax + 322], 3
+  mov BYTE PTR [eax + 323], 3
+  mov BYTE PTR [eax + 324], 3
+  mov BYTE PTR [eax + 325], 3
+  mov BYTE PTR [eax + 326], 3
+  mov BYTE PTR [eax + 327], 3
+  mov BYTE PTR [eax + 328], 3
+  mov BYTE PTR [eax + 329], 3
+  mov BYTE PTR [eax + 330], 3
+  mov BYTE PTR [eax + 331], 3
+  mov BYTE PTR [eax + 332], 3
+  mov BYTE PTR [eax + 333], 3
+  mov BYTE PTR [eax + 334], 3
+  mov BYTE PTR [eax + 335], 3
+  mov BYTE PTR [eax + 336], 3
+  mov BYTE PTR [eax + 337], 3
+  mov BYTE PTR [eax + 338], 3
+  mov BYTE PTR [eax + 339], 3
+  mov BYTE PTR [eax + 640], 3
+  mov BYTE PTR [eax + 641], 3
+  mov BYTE PTR [eax + 642], 3
+  mov BYTE PTR [eax + 643], 3
+  mov BYTE PTR [eax + 644], 3
+  mov BYTE PTR [eax + 645], 3
+  mov BYTE PTR [eax + 646], 3
+  mov BYTE PTR [eax + 647], 3
+  mov BYTE PTR [eax + 648], 3
+  mov BYTE PTR [eax + 649], 3
+  mov BYTE PTR [eax + 650], 3
+  mov BYTE PTR [eax + 651], 3
+  mov BYTE PTR [eax + 652], 3
+  mov BYTE PTR [eax + 653], 3
+  mov BYTE PTR [eax + 654], 3
+  mov BYTE PTR [eax + 655], 3
+  mov BYTE PTR [eax + 656], 3
+  mov BYTE PTR [eax + 657], 3
+  mov BYTE PTR [eax + 658], 3
+  mov BYTE PTR [eax + 659], 3
+  mov BYTE PTR [eax + 960], 3
+  mov BYTE PTR [eax + 961], 3
+  mov BYTE PTR [eax + 962], 3
+  mov BYTE PTR [eax + 963], 3
+  mov BYTE PTR [eax + 964], 3
+  mov BYTE PTR [eax + 965], 3
+  mov BYTE PTR [eax + 966], 3
+  mov BYTE PTR [eax + 967], 3
+  mov BYTE PTR [eax + 968], 3
+  mov BYTE PTR [eax + 969], 3
+  mov BYTE PTR [eax + 970], 3
+  mov BYTE PTR [eax + 971], 3
+  mov BYTE PTR [eax + 972], 3
+  mov BYTE PTR [eax + 973], 3
+  mov BYTE PTR [eax + 974], 3
+  mov BYTE PTR [eax + 975], 3
+  mov BYTE PTR [eax + 976], 3
+  mov BYTE PTR [eax + 977], 3
+  mov BYTE PTR [eax + 978], 3
+  mov BYTE PTR [eax + 979], 3
+  mov BYTE PTR [eax + 1280], 3
+  mov BYTE PTR [eax + 1281], 3
+  mov BYTE PTR [eax + 1282], 3
+  mov BYTE PTR [eax + 1283], 3
+  mov BYTE PTR [eax + 1284], 3
+  mov BYTE PTR [eax + 1285], 3
+  mov BYTE PTR [eax + 1286], 3
+  mov BYTE PTR [eax + 1287], 3
+  mov BYTE PTR [eax + 1288], 3
+  mov BYTE PTR [eax + 1289], 3
+  mov BYTE PTR [eax + 1290], 3
+  mov BYTE PTR [eax + 1291], 3
+  mov BYTE PTR [eax + 1292], 3
+  mov BYTE PTR [eax + 1293], 3
+  mov BYTE PTR [eax + 1294], 3
+  mov BYTE PTR [eax + 1295], 3
+  mov BYTE PTR [eax + 1296], 3
+  mov BYTE PTR [eax + 1297], 3
+  mov BYTE PTR [eax + 1298], 3
+  mov BYTE PTR [eax + 1299], 3
+  mov BYTE PTR [eax + 1600], 3
+  mov BYTE PTR [eax + 1601], 3
+  mov BYTE PTR [eax + 1602], 3
+  mov BYTE PTR [eax + 1603], 3
+  mov BYTE PTR [eax + 1604], 3
+  mov BYTE PTR [eax + 1605], 3
+  mov BYTE PTR [eax + 1606], 3
+  mov BYTE PTR [eax + 1607], 3
+  mov BYTE PTR [eax + 1608], 3
+  mov BYTE PTR [eax + 1609], 3
+  mov BYTE PTR [eax + 1610], 3
+  mov BYTE PTR [eax + 1611], 3
+  mov BYTE PTR [eax + 1612], 3
+  mov BYTE PTR [eax + 1613], 3
+  mov BYTE PTR [eax + 1614], 3
+  mov BYTE PTR [eax + 1615], 3
+  mov BYTE PTR [eax + 1616], 3
+  mov BYTE PTR [eax + 1617], 3
+  mov BYTE PTR [eax + 1618], 3
+  mov BYTE PTR [eax + 1619], 3
+  mov BYTE PTR [eax + 1920], 3
+  mov BYTE PTR [eax + 1921], 3
+  mov BYTE PTR [eax + 1922], 3
+  mov BYTE PTR [eax + 1923], 3
+  mov BYTE PTR [eax + 1924], 3
+  mov BYTE PTR [eax + 1925], 3
+  mov BYTE PTR [eax + 1926], 3
+  mov BYTE PTR [eax + 1927], 3
+  mov BYTE PTR [eax + 1928], 3
+  mov BYTE PTR [eax + 1929], 3
+  mov BYTE PTR [eax + 1930], 3
+  mov BYTE PTR [eax + 1931], 3
+  mov BYTE PTR [eax + 1932], 3
+  mov BYTE PTR [eax + 1933], 3
+  mov BYTE PTR [eax + 1934], 3
+  mov BYTE PTR [eax + 1935], 3
+  mov BYTE PTR [eax + 1936], 3
+  mov BYTE PTR [eax + 1937], 3
+  mov BYTE PTR [eax + 1938], 3
+  mov BYTE PTR [eax + 1939], 3
+  mov BYTE PTR [eax + 2240], 3
+  mov BYTE PTR [eax + 2241], 3
+  mov BYTE PTR [eax + 2242], 3
+  mov BYTE PTR [eax + 2243], 3
+  mov BYTE PTR [eax + 2244], 3
+  mov BYTE PTR [eax + 2245], 3
+  mov BYTE PTR [eax + 2246], 3
+  mov BYTE PTR [eax + 2247], 3
+  mov BYTE PTR [eax + 2248], 3
+  mov BYTE PTR [eax + 2249], 3
+  mov BYTE PTR [eax + 2250], 3
+  mov BYTE PTR [eax + 2251], 3
+  mov BYTE PTR [eax + 2252], 3
+  mov BYTE PTR [eax + 2253], 3
+  mov BYTE PTR [eax + 2254], 3
+  mov BYTE PTR [eax + 2255], 3
+  mov BYTE PTR [eax + 2256], 3
+  mov BYTE PTR [eax + 2257], 3
+  mov BYTE PTR [eax + 2258], 3
+  mov BYTE PTR [eax + 2259], 3
+  mov BYTE PTR [eax + 2560], 3
+  mov BYTE PTR [eax + 2561], 3
+  mov BYTE PTR [eax + 2562], 3
+  mov BYTE PTR [eax + 2563], 3
+  mov BYTE PTR [eax + 2564], 3
+  mov BYTE PTR [eax + 2565], 3
+  mov BYTE PTR [eax + 2566], 3
+  mov BYTE PTR [eax + 2567], 3
+  mov BYTE PTR [eax + 2568], 3
+  mov BYTE PTR [eax + 2569], 3
+  mov BYTE PTR [eax + 2570], 3
+  mov BYTE PTR [eax + 2571], 3
+  mov BYTE PTR [eax + 2572], 3
+  mov BYTE PTR [eax + 2573], 3
+  mov BYTE PTR [eax + 2574], 3
+  mov BYTE PTR [eax + 2575], 3
+  mov BYTE PTR [eax + 2576], 3
+  mov BYTE PTR [eax + 2577], 3
+  mov BYTE PTR [eax + 2578], 3
+  mov BYTE PTR [eax + 2579], 3
+  mov BYTE PTR [eax + 2880], 3
+  mov BYTE PTR [eax + 2881], 3
+  mov BYTE PTR [eax + 2882], 3
+  mov BYTE PTR [eax + 2883], 3
+  mov BYTE PTR [eax + 2884], 3
+  mov BYTE PTR [eax + 2885], 3
+  mov BYTE PTR [eax + 2886], 3
+  mov BYTE PTR [eax + 2887], 3
+  mov BYTE PTR [eax + 2888], 3
+  mov BYTE PTR [eax + 2889], 3
+  mov BYTE PTR [eax + 2890], 3
+  mov BYTE PTR [eax + 2891], 3
+  mov BYTE PTR [eax + 2892], 3
+  mov BYTE PTR [eax + 2893], 3
+  mov BYTE PTR [eax + 2894], 3
+  mov BYTE PTR [eax + 2895], 3
+  mov BYTE PTR [eax + 2896], 3
+  mov BYTE PTR [eax + 2897], 3
+  mov BYTE PTR [eax + 2898], 3
+  mov BYTE PTR [eax + 2899], 3
+  mov BYTE PTR [eax + 3200], 3
+  mov BYTE PTR [eax + 3201], 3
+  mov BYTE PTR [eax + 3202], 3
+  mov BYTE PTR [eax + 3203], 3
+  mov BYTE PTR [eax + 3204], 3
+  mov BYTE PTR [eax + 3205], 3
+  mov BYTE PTR [eax + 3206], 3
+  mov BYTE PTR [eax + 3207], 3
+  mov BYTE PTR [eax + 3208], 3
+  mov BYTE PTR [eax + 3209], 3
+  mov BYTE PTR [eax + 3210], 3
+  mov BYTE PTR [eax + 3211], 3
+  mov BYTE PTR [eax + 3212], 3
+  mov BYTE PTR [eax + 3213], 3
+  mov BYTE PTR [eax + 3214], 3
+  mov BYTE PTR [eax + 3215], 3
+  mov BYTE PTR [eax + 3216], 3
+  mov BYTE PTR [eax + 3217], 3
+  mov BYTE PTR [eax + 3218], 3
+  mov BYTE PTR [eax + 3219], 3
+  mov BYTE PTR [eax + 3520], 3
+  mov BYTE PTR [eax + 3521], 3
+  mov BYTE PTR [eax + 3522], 3
+  mov BYTE PTR [eax + 3523], 3
+  mov BYTE PTR [eax + 3524], 3
+  mov BYTE PTR [eax + 3525], 3
+  mov BYTE PTR [eax + 3526], 3
+  mov BYTE PTR [eax + 3527], 3
+  mov BYTE PTR [eax + 3528], 3
+  mov BYTE PTR [eax + 3529], 3
+  mov BYTE PTR [eax + 3530], 3
+  mov BYTE PTR [eax + 3531], 3
+  mov BYTE PTR [eax + 3532], 3
+  mov BYTE PTR [eax + 3533], 3
+  mov BYTE PTR [eax + 3534], 3
+  mov BYTE PTR [eax + 3535], 3
+  mov BYTE PTR [eax + 3536], 3
+  mov BYTE PTR [eax + 3537], 3
+  mov BYTE PTR [eax + 3538], 3
+  mov BYTE PTR [eax + 3539], 3
+  mov BYTE PTR [eax + 3840], 3
+  mov BYTE PTR [eax + 3841], 3
+  mov BYTE PTR [eax + 3842], 3
+  mov BYTE PTR [eax + 3843], 3
+  mov BYTE PTR [eax + 3844], 3
+  mov BYTE PTR [eax + 3845], 3
+  mov BYTE PTR [eax + 3846], 3
+  mov BYTE PTR [eax + 3847], 3
+  mov BYTE PTR [eax + 3848], 3
+  mov BYTE PTR [eax + 3849], 3
+  mov BYTE PTR [eax + 3850], 3
+  mov BYTE PTR [eax + 3851], 3
+  mov BYTE PTR [eax + 3852], 3
+  mov BYTE PTR [eax + 3853], 3
+  mov BYTE PTR [eax + 3854], 3
+  mov BYTE PTR [eax + 3855], 3
+  mov BYTE PTR [eax + 3856], 3
+  mov BYTE PTR [eax + 3857], 3
+  mov BYTE PTR [eax + 3858], 3
+  mov BYTE PTR [eax + 3859], 3
+  mov BYTE PTR [eax + 4160], 3
+  mov BYTE PTR [eax + 4161], 3
+  mov BYTE PTR [eax + 4162], 3
+  mov BYTE PTR [eax + 4163], 3
+  mov BYTE PTR [eax + 4164], 3
+  mov BYTE PTR [eax + 4165], 3
+  mov BYTE PTR [eax + 4166], 3
+  mov BYTE PTR [eax + 4167], 3
+  mov BYTE PTR [eax + 4168], 3
+  mov BYTE PTR [eax + 4169], 3
+  mov BYTE PTR [eax + 4170], 3
+  mov BYTE PTR [eax + 4171], 3
+  mov BYTE PTR [eax + 4172], 3
+  mov BYTE PTR [eax + 4173], 3
+  mov BYTE PTR [eax + 4174], 3
+  mov BYTE PTR [eax + 4175], 3
+  mov BYTE PTR [eax + 4176], 3
+  mov BYTE PTR [eax + 4177], 3
+  mov BYTE PTR [eax + 4178], 3
+  mov BYTE PTR [eax + 4179], 3
+  mov BYTE PTR [eax + 4480], 3
+  mov BYTE PTR [eax + 4481], 3
+  mov BYTE PTR [eax + 4482], 3
+  mov BYTE PTR [eax + 4483], 3
+  mov BYTE PTR [eax + 4484], 3
+  mov BYTE PTR [eax + 4485], 3
+  mov BYTE PTR [eax + 4486], 3
+  mov BYTE PTR [eax + 4487], 3
+  mov BYTE PTR [eax + 4488], 3
+  mov BYTE PTR [eax + 4489], 3
+  mov BYTE PTR [eax + 4490], 3
+  mov BYTE PTR [eax + 4491], 3
+  mov BYTE PTR [eax + 4492], 3
+  mov BYTE PTR [eax + 4493], 3
+  mov BYTE PTR [eax + 4494], 3
+  mov BYTE PTR [eax + 4495], 3
+  mov BYTE PTR [eax + 4496], 3
+  mov BYTE PTR [eax + 4497], 3
+  mov BYTE PTR [eax + 4498], 3
+  mov BYTE PTR [eax + 4499], 3
+  mov BYTE PTR [eax + 4800], 3
+  mov BYTE PTR [eax + 4801], 3
+  mov BYTE PTR [eax + 4802], 3
+  mov BYTE PTR [eax + 4803], 3
+  mov BYTE PTR [eax + 4804], 3
+  mov BYTE PTR [eax + 4805], 3
+  mov BYTE PTR [eax + 4806], 3
+  mov BYTE PTR [eax + 4807], 3
+  mov BYTE PTR [eax + 4808], 3
+  mov BYTE PTR [eax + 4809], 3
+  mov BYTE PTR [eax + 4810], 3
+  mov BYTE PTR [eax + 4811], 3
+  mov BYTE PTR [eax + 4812], 3
+  mov BYTE PTR [eax + 4813], 3
+  mov BYTE PTR [eax + 4814], 3
+  mov BYTE PTR [eax + 4815], 3
+  mov BYTE PTR [eax + 4816], 3
+  mov BYTE PTR [eax + 4817], 3
+  mov BYTE PTR [eax + 4818], 3
+  mov BYTE PTR [eax + 4819], 3
+  mov BYTE PTR [eax + 5120], 3
+  mov BYTE PTR [eax + 5121], 3
+  mov BYTE PTR [eax + 5122], 3
+  mov BYTE PTR [eax + 5123], 3
+  mov BYTE PTR [eax + 5124], 3
+  mov BYTE PTR [eax + 5125], 3
+  mov BYTE PTR [eax + 5126], 3
+  mov BYTE PTR [eax + 5127], 3
+  mov BYTE PTR [eax + 5128], 3
+  mov BYTE PTR [eax + 5129], 3
+  mov BYTE PTR [eax + 5130], 3
+  mov BYTE PTR [eax + 5131], 3
+  mov BYTE PTR [eax + 5132], 3
+  mov BYTE PTR [eax + 5133], 3
+  mov BYTE PTR [eax + 5134], 3
+  mov BYTE PTR [eax + 5135], 3
+  mov BYTE PTR [eax + 5136], 3
+  mov BYTE PTR [eax + 5137], 3
+  mov BYTE PTR [eax + 5138], 3
+  mov BYTE PTR [eax + 5139], 3
+  mov BYTE PTR [eax + 5440], 3
+  mov BYTE PTR [eax + 5441], 3
+  mov BYTE PTR [eax + 5442], 3
+  mov BYTE PTR [eax + 5443], 3
+  mov BYTE PTR [eax + 5444], 3
+  mov BYTE PTR [eax + 5445], 3
+  mov BYTE PTR [eax + 5446], 3
+  mov BYTE PTR [eax + 5447], 3
+  mov BYTE PTR [eax + 5448], 3
+  mov BYTE PTR [eax + 5449], 3
+  mov BYTE PTR [eax + 5450], 3
+  mov BYTE PTR [eax + 5451], 3
+  mov BYTE PTR [eax + 5452], 3
+  mov BYTE PTR [eax + 5453], 3
+  mov BYTE PTR [eax + 5454], 3
+  mov BYTE PTR [eax + 5455], 3
+  mov BYTE PTR [eax + 5456], 3
+  mov BYTE PTR [eax + 5457], 3
+  mov BYTE PTR [eax + 5458], 3
+  mov BYTE PTR [eax + 5459], 3
+  mov BYTE PTR [eax + 5760], 3
+  mov BYTE PTR [eax + 5761], 3
+  mov BYTE PTR [eax + 5762], 3
+  mov BYTE PTR [eax + 5763], 3
+  mov BYTE PTR [eax + 5764], 3
+  mov BYTE PTR [eax + 5765], 3
+  mov BYTE PTR [eax + 5766], 3
+  mov BYTE PTR [eax + 5767], 3
+  mov BYTE PTR [eax + 5768], 3
+  mov BYTE PTR [eax + 5769], 3
+  mov BYTE PTR [eax + 5770], 3
+  mov BYTE PTR [eax + 5771], 3
+  mov BYTE PTR [eax + 5772], 3
+  mov BYTE PTR [eax + 5773], 3
+  mov BYTE PTR [eax + 5774], 3
+  mov BYTE PTR [eax + 5775], 3
+  mov BYTE PTR [eax + 5776], 3
+  mov BYTE PTR [eax + 5777], 3
+  mov BYTE PTR [eax + 5778], 3
+  mov BYTE PTR [eax + 5779], 3
+  mov BYTE PTR [eax + 6080], 3
+  mov BYTE PTR [eax + 6081], 3
+  mov BYTE PTR [eax + 6082], 3
+  mov BYTE PTR [eax + 6083], 3
+  mov BYTE PTR [eax + 6084], 3
+  mov BYTE PTR [eax + 6085], 3
+  mov BYTE PTR [eax + 6086], 3
+  mov BYTE PTR [eax + 6087], 3
+  mov BYTE PTR [eax + 6088], 3
+  mov BYTE PTR [eax + 6089], 3
+  mov BYTE PTR [eax + 6090], 3
+  mov BYTE PTR [eax + 6091], 3
+  mov BYTE PTR [eax + 6092], 3
+  mov BYTE PTR [eax + 6093], 3
+  mov BYTE PTR [eax + 6094], 3
+  mov BYTE PTR [eax + 6095], 3
+  mov BYTE PTR [eax + 6096], 3
+  mov BYTE PTR [eax + 6097], 3
+  mov BYTE PTR [eax + 6098], 3
+  mov BYTE PTR [eax + 6099], 3
+
+  pop ebx
+  pop ebp
+  ret
+
+
+sprite_arenaFloor_:
+  push ebp
+  mov ebp, esp
+  push ebx
+
+  mov eax, [ebp + 8]
+
+  
+  mov BYTE PTR [eax + 0], 4
+  mov BYTE PTR [eax + 1], 4
+  mov BYTE PTR [eax + 2], 4
+  mov BYTE PTR [eax + 3], 4
+  mov BYTE PTR [eax + 4], 4
+  mov BYTE PTR [eax + 5], 4
+  mov BYTE PTR [eax + 6], 4
+  mov BYTE PTR [eax + 7], 4
+  mov BYTE PTR [eax + 8], 4
+  mov BYTE PTR [eax + 9], 4
+  mov BYTE PTR [eax + 10], 4
+  mov BYTE PTR [eax + 11], 4
+  mov BYTE PTR [eax + 12], 4
+  mov BYTE PTR [eax + 13], 4
+  mov BYTE PTR [eax + 14], 4
+  mov BYTE PTR [eax + 15], 4
+  mov BYTE PTR [eax + 16], 4
+  mov BYTE PTR [eax + 17], 4
+  mov BYTE PTR [eax + 18], 4
+  mov BYTE PTR [eax + 19], 4
+  mov BYTE PTR [eax + 320], 4
+  mov BYTE PTR [eax + 321], 4
+  mov BYTE PTR [eax + 322], 4
+  mov BYTE PTR [eax + 323], 4
+  mov BYTE PTR [eax + 324], 4
+  mov BYTE PTR [eax + 325], 4
+  mov BYTE PTR [eax + 326], 4
+  mov BYTE PTR [eax + 327], 4
+  mov BYTE PTR [eax + 328], 4
+  mov BYTE PTR [eax + 329], 4
+  mov BYTE PTR [eax + 330], 4
+  mov BYTE PTR [eax + 331], 4
+  mov BYTE PTR [eax + 332], 4
+  mov BYTE PTR [eax + 333], 4
+  mov BYTE PTR [eax + 334], 4
+  mov BYTE PTR [eax + 335], 4
+  mov BYTE PTR [eax + 336], 4
+  mov BYTE PTR [eax + 337], 4
+  mov BYTE PTR [eax + 338], 4
+  mov BYTE PTR [eax + 339], 4
+  mov BYTE PTR [eax + 640], 4
+  mov BYTE PTR [eax + 641], 4
+  mov BYTE PTR [eax + 642], 4
+  mov BYTE PTR [eax + 643], 4
+  mov BYTE PTR [eax + 644], 4
+  mov BYTE PTR [eax + 645], 4
+  mov BYTE PTR [eax + 646], 4
+  mov BYTE PTR [eax + 647], 4
+  mov BYTE PTR [eax + 648], 4
+  mov BYTE PTR [eax + 649], 4
+  mov BYTE PTR [eax + 650], 4
+  mov BYTE PTR [eax + 651], 4
+  mov BYTE PTR [eax + 652], 4
+  mov BYTE PTR [eax + 653], 4
+  mov BYTE PTR [eax + 654], 4
+  mov BYTE PTR [eax + 655], 4
+  mov BYTE PTR [eax + 656], 4
+  mov BYTE PTR [eax + 657], 4
+  mov BYTE PTR [eax + 658], 4
+  mov BYTE PTR [eax + 659], 4
+  mov BYTE PTR [eax + 960], 4
+  mov BYTE PTR [eax + 961], 4
+  mov BYTE PTR [eax + 962], 4
+  mov BYTE PTR [eax + 963], 4
+  mov BYTE PTR [eax + 964], 4
+  mov BYTE PTR [eax + 965], 4
+  mov BYTE PTR [eax + 966], 4
+  mov BYTE PTR [eax + 967], 4
+  mov BYTE PTR [eax + 968], 4
+  mov BYTE PTR [eax + 969], 4
+  mov BYTE PTR [eax + 970], 4
+  mov BYTE PTR [eax + 971], 4
+  mov BYTE PTR [eax + 972], 4
+  mov BYTE PTR [eax + 973], 4
+  mov BYTE PTR [eax + 974], 4
+  mov BYTE PTR [eax + 975], 4
+  mov BYTE PTR [eax + 976], 4
+  mov BYTE PTR [eax + 977], 4
+  mov BYTE PTR [eax + 978], 4
+  mov BYTE PTR [eax + 979], 4
+  mov BYTE PTR [eax + 1280], 4
+  mov BYTE PTR [eax + 1281], 4
+  mov BYTE PTR [eax + 1282], 4
+  mov BYTE PTR [eax + 1283], 4
+  mov BYTE PTR [eax + 1284], 4
+  mov BYTE PTR [eax + 1285], 4
+  mov BYTE PTR [eax + 1286], 4
+  mov BYTE PTR [eax + 1287], 4
+  mov BYTE PTR [eax + 1288], 4
+  mov BYTE PTR [eax + 1289], 4
+  mov BYTE PTR [eax + 1290], 4
+  mov BYTE PTR [eax + 1291], 4
+  mov BYTE PTR [eax + 1292], 4
+  mov BYTE PTR [eax + 1293], 4
+  mov BYTE PTR [eax + 1294], 4
+  mov BYTE PTR [eax + 1295], 4
+  mov BYTE PTR [eax + 1296], 4
+  mov BYTE PTR [eax + 1297], 4
+  mov BYTE PTR [eax + 1298], 4
+  mov BYTE PTR [eax + 1299], 4
+  mov BYTE PTR [eax + 1600], 4
+  mov BYTE PTR [eax + 1601], 4
+  mov BYTE PTR [eax + 1602], 4
+  mov BYTE PTR [eax + 1603], 4
+  mov BYTE PTR [eax + 1604], 4
+  mov BYTE PTR [eax + 1605], 4
+  mov BYTE PTR [eax + 1606], 4
+  mov BYTE PTR [eax + 1607], 4
+  mov BYTE PTR [eax + 1608], 4
+  mov BYTE PTR [eax + 1609], 4
+  mov BYTE PTR [eax + 1610], 4
+  mov BYTE PTR [eax + 1611], 4
+  mov BYTE PTR [eax + 1612], 4
+  mov BYTE PTR [eax + 1613], 4
+  mov BYTE PTR [eax + 1614], 4
+  mov BYTE PTR [eax + 1615], 4
+  mov BYTE PTR [eax + 1616], 4
+  mov BYTE PTR [eax + 1617], 4
+  mov BYTE PTR [eax + 1618], 4
+  mov BYTE PTR [eax + 1619], 4
+  mov BYTE PTR [eax + 1920], 4
+  mov BYTE PTR [eax + 1921], 4
+  mov BYTE PTR [eax + 1922], 4
+  mov BYTE PTR [eax + 1923], 4
+  mov BYTE PTR [eax + 1924], 4
+  mov BYTE PTR [eax + 1925], 4
+  mov BYTE PTR [eax + 1926], 4
+  mov BYTE PTR [eax + 1927], 4
+  mov BYTE PTR [eax + 1928], 4
+  mov BYTE PTR [eax + 1929], 4
+  mov BYTE PTR [eax + 1930], 4
+  mov BYTE PTR [eax + 1931], 4
+  mov BYTE PTR [eax + 1932], 4
+  mov BYTE PTR [eax + 1933], 4
+  mov BYTE PTR [eax + 1934], 4
+  mov BYTE PTR [eax + 1935], 4
+  mov BYTE PTR [eax + 1936], 4
+  mov BYTE PTR [eax + 1937], 4
+  mov BYTE PTR [eax + 1938], 4
+  mov BYTE PTR [eax + 1939], 4
+  mov BYTE PTR [eax + 2240], 4
+  mov BYTE PTR [eax + 2241], 4
+  mov BYTE PTR [eax + 2242], 4
+  mov BYTE PTR [eax + 2243], 4
+  mov BYTE PTR [eax + 2244], 4
+  mov BYTE PTR [eax + 2245], 4
+  mov BYTE PTR [eax + 2246], 4
+  mov BYTE PTR [eax + 2247], 4
+  mov BYTE PTR [eax + 2248], 4
+  mov BYTE PTR [eax + 2249], 4
+  mov BYTE PTR [eax + 2250], 4
+  mov BYTE PTR [eax + 2251], 4
+  mov BYTE PTR [eax + 2252], 4
+  mov BYTE PTR [eax + 2253], 4
+  mov BYTE PTR [eax + 2254], 4
+  mov BYTE PTR [eax + 2255], 4
+  mov BYTE PTR [eax + 2256], 4
+  mov BYTE PTR [eax + 2257], 4
+  mov BYTE PTR [eax + 2258], 4
+  mov BYTE PTR [eax + 2259], 4
+  mov BYTE PTR [eax + 2560], 4
+  mov BYTE PTR [eax + 2561], 4
+  mov BYTE PTR [eax + 2562], 4
+  mov BYTE PTR [eax + 2563], 4
+  mov BYTE PTR [eax + 2564], 4
+  mov BYTE PTR [eax + 2565], 4
+  mov BYTE PTR [eax + 2566], 4
+  mov BYTE PTR [eax + 2567], 4
+  mov BYTE PTR [eax + 2568], 4
+  mov BYTE PTR [eax + 2569], 4
+  mov BYTE PTR [eax + 2570], 4
+  mov BYTE PTR [eax + 2571], 4
+  mov BYTE PTR [eax + 2572], 4
+  mov BYTE PTR [eax + 2573], 4
+  mov BYTE PTR [eax + 2574], 4
+  mov BYTE PTR [eax + 2575], 4
+  mov BYTE PTR [eax + 2576], 4
+  mov BYTE PTR [eax + 2577], 4
+  mov BYTE PTR [eax + 2578], 4
+  mov BYTE PTR [eax + 2579], 4
+  mov BYTE PTR [eax + 2880], 4
+  mov BYTE PTR [eax + 2881], 4
+  mov BYTE PTR [eax + 2882], 4
+  mov BYTE PTR [eax + 2883], 4
+  mov BYTE PTR [eax + 2884], 4
+  mov BYTE PTR [eax + 2885], 4
+  mov BYTE PTR [eax + 2886], 4
+  mov BYTE PTR [eax + 2887], 4
+  mov BYTE PTR [eax + 2888], 4
+  mov BYTE PTR [eax + 2889], 4
+  mov BYTE PTR [eax + 2890], 4
+  mov BYTE PTR [eax + 2891], 4
+  mov BYTE PTR [eax + 2892], 4
+  mov BYTE PTR [eax + 2893], 4
+  mov BYTE PTR [eax + 2894], 4
+  mov BYTE PTR [eax + 2895], 4
+  mov BYTE PTR [eax + 2896], 4
+  mov BYTE PTR [eax + 2897], 4
+  mov BYTE PTR [eax + 2898], 4
+  mov BYTE PTR [eax + 2899], 4
+  mov BYTE PTR [eax + 3200], 4
+  mov BYTE PTR [eax + 3201], 4
+  mov BYTE PTR [eax + 3202], 4
+  mov BYTE PTR [eax + 3203], 4
+  mov BYTE PTR [eax + 3204], 4
+  mov BYTE PTR [eax + 3205], 4
+  mov BYTE PTR [eax + 3206], 4
+  mov BYTE PTR [eax + 3207], 4
+  mov BYTE PTR [eax + 3208], 4
+  mov BYTE PTR [eax + 3209], 4
+  mov BYTE PTR [eax + 3210], 4
+  mov BYTE PTR [eax + 3211], 4
+  mov BYTE PTR [eax + 3212], 4
+  mov BYTE PTR [eax + 3213], 4
+  mov BYTE PTR [eax + 3214], 4
+  mov BYTE PTR [eax + 3215], 4
+  mov BYTE PTR [eax + 3216], 4
+  mov BYTE PTR [eax + 3217], 4
+  mov BYTE PTR [eax + 3218], 4
+  mov BYTE PTR [eax + 3219], 4
+  mov BYTE PTR [eax + 3520], 4
+  mov BYTE PTR [eax + 3521], 4
+  mov BYTE PTR [eax + 3522], 4
+  mov BYTE PTR [eax + 3523], 4
+  mov BYTE PTR [eax + 3524], 4
+  mov BYTE PTR [eax + 3525], 4
+  mov BYTE PTR [eax + 3526], 4
+  mov BYTE PTR [eax + 3527], 4
+  mov BYTE PTR [eax + 3528], 4
+  mov BYTE PTR [eax + 3529], 4
+  mov BYTE PTR [eax + 3530], 4
+  mov BYTE PTR [eax + 3531], 4
+  mov BYTE PTR [eax + 3532], 4
+  mov BYTE PTR [eax + 3533], 4
+  mov BYTE PTR [eax + 3534], 4
+  mov BYTE PTR [eax + 3535], 4
+  mov BYTE PTR [eax + 3536], 4
+  mov BYTE PTR [eax + 3537], 4
+  mov BYTE PTR [eax + 3538], 4
+  mov BYTE PTR [eax + 3539], 4
+  mov BYTE PTR [eax + 3840], 4
+  mov BYTE PTR [eax + 3841], 4
+  mov BYTE PTR [eax + 3842], 4
+  mov BYTE PTR [eax + 3843], 4
+  mov BYTE PTR [eax + 3844], 4
+  mov BYTE PTR [eax + 3845], 4
+  mov BYTE PTR [eax + 3846], 4
+  mov BYTE PTR [eax + 3847], 4
+  mov BYTE PTR [eax + 3848], 4
+  mov BYTE PTR [eax + 3849], 4
+  mov BYTE PTR [eax + 3850], 4
+  mov BYTE PTR [eax + 3851], 4
+  mov BYTE PTR [eax + 3852], 4
+  mov BYTE PTR [eax + 3853], 4
+  mov BYTE PTR [eax + 3854], 4
+  mov BYTE PTR [eax + 3855], 4
+  mov BYTE PTR [eax + 3856], 4
+  mov BYTE PTR [eax + 3857], 4
+  mov BYTE PTR [eax + 3858], 4
+  mov BYTE PTR [eax + 3859], 4
+  mov BYTE PTR [eax + 4160], 4
+  mov BYTE PTR [eax + 4161], 4
+  mov BYTE PTR [eax + 4162], 4
+  mov BYTE PTR [eax + 4163], 4
+  mov BYTE PTR [eax + 4164], 4
+  mov BYTE PTR [eax + 4165], 4
+  mov BYTE PTR [eax + 4166], 4
+  mov BYTE PTR [eax + 4167], 4
+  mov BYTE PTR [eax + 4168], 4
+  mov BYTE PTR [eax + 4169], 4
+  mov BYTE PTR [eax + 4170], 4
+  mov BYTE PTR [eax + 4171], 4
+  mov BYTE PTR [eax + 4172], 4
+  mov BYTE PTR [eax + 4173], 4
+  mov BYTE PTR [eax + 4174], 4
+  mov BYTE PTR [eax + 4175], 4
+  mov BYTE PTR [eax + 4176], 4
+  mov BYTE PTR [eax + 4177], 4
+  mov BYTE PTR [eax + 4178], 4
+  mov BYTE PTR [eax + 4179], 4
+  mov BYTE PTR [eax + 4480], 4
+  mov BYTE PTR [eax + 4481], 4
+  mov BYTE PTR [eax + 4482], 4
+  mov BYTE PTR [eax + 4483], 4
+  mov BYTE PTR [eax + 4484], 4
+  mov BYTE PTR [eax + 4485], 4
+  mov BYTE PTR [eax + 4486], 4
+  mov BYTE PTR [eax + 4487], 4
+  mov BYTE PTR [eax + 4488], 4
+  mov BYTE PTR [eax + 4489], 4
+  mov BYTE PTR [eax + 4490], 4
+  mov BYTE PTR [eax + 4491], 4
+  mov BYTE PTR [eax + 4492], 4
+  mov BYTE PTR [eax + 4493], 4
+  mov BYTE PTR [eax + 4494], 4
+  mov BYTE PTR [eax + 4495], 4
+  mov BYTE PTR [eax + 4496], 4
+  mov BYTE PTR [eax + 4497], 4
+  mov BYTE PTR [eax + 4498], 4
+  mov BYTE PTR [eax + 4499], 4
+  mov BYTE PTR [eax + 4800], 4
+  mov BYTE PTR [eax + 4801], 4
+  mov BYTE PTR [eax + 4802], 4
+  mov BYTE PTR [eax + 4803], 4
+  mov BYTE PTR [eax + 4804], 4
+  mov BYTE PTR [eax + 4805], 4
+  mov BYTE PTR [eax + 4806], 4
+  mov BYTE PTR [eax + 4807], 4
+  mov BYTE PTR [eax + 4808], 4
+  mov BYTE PTR [eax + 4809], 4
+  mov BYTE PTR [eax + 4810], 4
+  mov BYTE PTR [eax + 4811], 4
+  mov BYTE PTR [eax + 4812], 4
+  mov BYTE PTR [eax + 4813], 4
+  mov BYTE PTR [eax + 4814], 4
+  mov BYTE PTR [eax + 4815], 4
+  mov BYTE PTR [eax + 4816], 4
+  mov BYTE PTR [eax + 4817], 4
+  mov BYTE PTR [eax + 4818], 4
+  mov BYTE PTR [eax + 4819], 4
+  mov BYTE PTR [eax + 5120], 4
+  mov BYTE PTR [eax + 5121], 4
+  mov BYTE PTR [eax + 5122], 4
+  mov BYTE PTR [eax + 5123], 4
+  mov BYTE PTR [eax + 5124], 4
+  mov BYTE PTR [eax + 5125], 4
+  mov BYTE PTR [eax + 5126], 4
+  mov BYTE PTR [eax + 5127], 4
+  mov BYTE PTR [eax + 5128], 4
+  mov BYTE PTR [eax + 5129], 4
+  mov BYTE PTR [eax + 5130], 4
+  mov BYTE PTR [eax + 5131], 4
+  mov BYTE PTR [eax + 5132], 4
+  mov BYTE PTR [eax + 5133], 4
+  mov BYTE PTR [eax + 5134], 4
+  mov BYTE PTR [eax + 5135], 4
+  mov BYTE PTR [eax + 5136], 4
+  mov BYTE PTR [eax + 5137], 4
+  mov BYTE PTR [eax + 5138], 4
+  mov BYTE PTR [eax + 5139], 4
+  mov BYTE PTR [eax + 5440], 4
+  mov BYTE PTR [eax + 5441], 4
+  mov BYTE PTR [eax + 5442], 4
+  mov BYTE PTR [eax + 5443], 4
+  mov BYTE PTR [eax + 5444], 4
+  mov BYTE PTR [eax + 5445], 4
+  mov BYTE PTR [eax + 5446], 4
+  mov BYTE PTR [eax + 5447], 4
+  mov BYTE PTR [eax + 5448], 4
+  mov BYTE PTR [eax + 5449], 4
+  mov BYTE PTR [eax + 5450], 4
+  mov BYTE PTR [eax + 5451], 4
+  mov BYTE PTR [eax + 5452], 4
+  mov BYTE PTR [eax + 5453], 4
+  mov BYTE PTR [eax + 5454], 4
+  mov BYTE PTR [eax + 5455], 4
+  mov BYTE PTR [eax + 5456], 4
+  mov BYTE PTR [eax + 5457], 4
+  mov BYTE PTR [eax + 5458], 4
+  mov BYTE PTR [eax + 5459], 4
+  mov BYTE PTR [eax + 5760], 4
+  mov BYTE PTR [eax + 5761], 4
+  mov BYTE PTR [eax + 5762], 4
+  mov BYTE PTR [eax + 5763], 4
+  mov BYTE PTR [eax + 5764], 4
+  mov BYTE PTR [eax + 5765], 4
+  mov BYTE PTR [eax + 5766], 4
+  mov BYTE PTR [eax + 5767], 4
+  mov BYTE PTR [eax + 5768], 4
+  mov BYTE PTR [eax + 5769], 4
+  mov BYTE PTR [eax + 5770], 4
+  mov BYTE PTR [eax + 5771], 4
+  mov BYTE PTR [eax + 5772], 4
+  mov BYTE PTR [eax + 5773], 4
+  mov BYTE PTR [eax + 5774], 4
+  mov BYTE PTR [eax + 5775], 4
+  mov BYTE PTR [eax + 5776], 4
+  mov BYTE PTR [eax + 5777], 4
+  mov BYTE PTR [eax + 5778], 4
+  mov BYTE PTR [eax + 5779], 4
+  mov BYTE PTR [eax + 6080], 4
+  mov BYTE PTR [eax + 6081], 4
+  mov BYTE PTR [eax + 6082], 4
+  mov BYTE PTR [eax + 6083], 4
+  mov BYTE PTR [eax + 6084], 4
+  mov BYTE PTR [eax + 6085], 4
+  mov BYTE PTR [eax + 6086], 4
+  mov BYTE PTR [eax + 6087], 4
+  mov BYTE PTR [eax + 6088], 4
+  mov BYTE PTR [eax + 6089], 4
+  mov BYTE PTR [eax + 6090], 4
+  mov BYTE PTR [eax + 6091], 4
+  mov BYTE PTR [eax + 6092], 4
+  mov BYTE PTR [eax + 6093], 4
+  mov BYTE PTR [eax + 6094], 4
+  mov BYTE PTR [eax + 6095], 4
+  mov BYTE PTR [eax + 6096], 4
+  mov BYTE PTR [eax + 6097], 4
+  mov BYTE PTR [eax + 6098], 4
+  mov BYTE PTR [eax + 6099], 4
+
+  pop ebx
+  pop ebp
+  ret
+
+
+sprite_rabbit_:
+  push ebp
+  mov ebp, esp
+  push ebx
+
+  mov eax, [ebp + 8]
+
+  
+  mov BYTE PTR [eax + -1921], 1
+  mov BYTE PTR [eax + -1920], 1
+  mov BYTE PTR [eax + -1602], 1
+  mov BYTE PTR [eax + -1601], 1
+  mov BYTE PTR [eax + -1600], 1
+  mov BYTE PTR [eax + -1599], 1
+  mov BYTE PTR [eax + -1282], 1
+  mov BYTE PTR [eax + -1281], 1
+  mov BYTE PTR [eax + -1280], 1
+  mov BYTE PTR [eax + -1279], 1
+  mov BYTE PTR [eax + -961], 1
+  mov BYTE PTR [eax + -960], 1
+  mov BYTE PTR [eax + -641], 1
+  mov BYTE PTR [eax + -640], 1
+  mov BYTE PTR [eax + -325], 1
+  mov BYTE PTR [eax + -324], 1
+  mov BYTE PTR [eax + -323], 1
+  mov BYTE PTR [eax + -322], 1
+  mov BYTE PTR [eax + -321], 1
+  mov BYTE PTR [eax + -320], 1
+  mov BYTE PTR [eax + -319], 1
+  mov BYTE PTR [eax + -318], 1
+  mov BYTE PTR [eax + -317], 1
+  mov BYTE PTR [eax + -316], 1
+  mov BYTE PTR [eax + -3], 1
+  mov BYTE PTR [eax + -2], 1
+  mov BYTE PTR [eax + -1], 1
+  mov BYTE PTR [eax + 0], 1
+  mov BYTE PTR [eax + 1], 1
+  mov BYTE PTR [eax + 2], 1
+  mov BYTE PTR [eax + 317], 1
+  mov BYTE PTR [eax + 318], 1
+  mov BYTE PTR [eax + 319], 1
+  mov BYTE PTR [eax + 320], 1
+  mov BYTE PTR [eax + 321], 1
+  mov BYTE PTR [eax + 322], 1
+  mov BYTE PTR [eax + 637], 1
+  mov BYTE PTR [eax + 638], 1
+  mov BYTE PTR [eax + 639], 1
+  mov BYTE PTR [eax + 640], 1
+  mov BYTE PTR [eax + 641], 1
+  mov BYTE PTR [eax + 642], 1
+  mov BYTE PTR [eax + 958], 1
+  mov BYTE PTR [eax + 961], 1
+  mov BYTE PTR [eax + 1278], 1
+  mov BYTE PTR [eax + 1281], 1
+  mov BYTE PTR [eax + 1598], 1
+  mov BYTE PTR [eax + 1601], 1
+  mov BYTE PTR [eax + 1918], 1
+  mov BYTE PTR [eax + 1921], 1
+
+  pop ebx
+  pop ebp
+  ret
+
+
+sprite_mouse_:
+  push ebp
+  mov ebp, esp
+  push ebx
+
+  mov eax, [ebp + 8]
+
+  
+  mov BYTE PTR [eax + -1281], 5
+  mov BYTE PTR [eax + -1280], 5
+  mov BYTE PTR [eax + -961], 5
+  mov BYTE PTR [eax + -960], 5
+  mov BYTE PTR [eax + -324], 5
+  mov BYTE PTR [eax + -323], 5
+  mov BYTE PTR [eax + -318], 5
+  mov BYTE PTR [eax + -317], 5
+  mov BYTE PTR [eax + -4], 5
+  mov BYTE PTR [eax + -3], 5
+  mov BYTE PTR [eax + 2], 5
+  mov BYTE PTR [eax + 3], 5
+  mov BYTE PTR [eax + 639], 5
+  mov BYTE PTR [eax + 640], 5
+  mov BYTE PTR [eax + 959], 5
+  mov BYTE PTR [eax + 960], 5
+
+  pop ebx
+  pop ebp
+  ret
+
+
+sprite_bullet_:
+  push ebp
+  mov ebp, esp
+  push ebx
+
+  mov eax, [ebp + 8]
+
+  
+  mov BYTE PTR [eax + 0], 5
+  mov BYTE PTR [eax + 1], 5
+  mov BYTE PTR [eax + 320], 5
+  mov BYTE PTR [eax + 321], 5
+
+  pop ebx
+  pop ebp
+  ret
+
+
+sprite_enemy_:
+  push ebp
+  mov ebp, esp
+  push ebx
+
+  mov eax, [ebp + 8]
+
+  
+  mov BYTE PTR [eax + -1921], 1
+  mov BYTE PTR [eax + -1920], 1
+  mov BYTE PTR [eax + -1602], 1
+  mov BYTE PTR [eax + -1601], 1
+  mov BYTE PTR [eax + -1600], 1
+  mov BYTE PTR [eax + -1599], 1
+  mov BYTE PTR [eax + -1282], 1
+  mov BYTE PTR [eax + -1281], 1
+  mov BYTE PTR [eax + -1280], 1
+  mov BYTE PTR [eax + -1279], 1
+  mov BYTE PTR [eax + -961], 1
+  mov BYTE PTR [eax + -960], 1
+  mov BYTE PTR [eax + -641], 1
+  mov BYTE PTR [eax + -640], 1
+  mov BYTE PTR [eax + -325], 1
+  mov BYTE PTR [eax + -324], 1
+  mov BYTE PTR [eax + -323], 1
+  mov BYTE PTR [eax + -322], 1
+  mov BYTE PTR [eax + -321], 1
+  mov BYTE PTR [eax + -320], 1
+  mov BYTE PTR [eax + -319], 1
+  mov BYTE PTR [eax + -318], 1
+  mov BYTE PTR [eax + -317], 1
+  mov BYTE PTR [eax + -316], 1
+  mov BYTE PTR [eax + -3], 1
+  mov BYTE PTR [eax + -2], 1
+  mov BYTE PTR [eax + -1], 1
+  mov BYTE PTR [eax + 0], 1
+  mov BYTE PTR [eax + 1], 1
+  mov BYTE PTR [eax + 2], 1
+  mov BYTE PTR [eax + 317], 1
+  mov BYTE PTR [eax + 318], 1
+  mov BYTE PTR [eax + 319], 1
+  mov BYTE PTR [eax + 320], 1
+  mov BYTE PTR [eax + 321], 1
+  mov BYTE PTR [eax + 322], 1
+  mov BYTE PTR [eax + 637], 1
+  mov BYTE PTR [eax + 638], 1
+  mov BYTE PTR [eax + 639], 1
+  mov BYTE PTR [eax + 640], 1
+  mov BYTE PTR [eax + 641], 1
+  mov BYTE PTR [eax + 642], 1
+  mov BYTE PTR [eax + 958], 1
+  mov BYTE PTR [eax + 961], 1
+  mov BYTE PTR [eax + 1278], 1
+  mov BYTE PTR [eax + 1281], 1
+  mov BYTE PTR [eax + 1598], 1
+  mov BYTE PTR [eax + 1601], 1
+  mov BYTE PTR [eax + 1918], 1
+  mov BYTE PTR [eax + 1921], 1
+
+  pop ebx
+  pop ebp
+  ret
+
+
+end
diff --git a/sprites.h b/sprites.h
new file mode 100644
index 0000000..f2d86c5
--- /dev/null
+++ b/sprites.h
@@ -0,0 +1,22 @@
+
+extern void sprite_arenaWallTop(byte *);
+#pragma aux (__cdecl) sprite_arenaWallTop "sprite_arenaWallTop_"
+
+extern void sprite_arenaWallSide(byte *);
+#pragma aux (__cdecl) sprite_arenaWallSide "sprite_arenaWallSide_"
+
+extern void sprite_arenaFloor(byte *);
+#pragma aux (__cdecl) sprite_arenaFloor "sprite_arenaFloor_"
+
+extern void sprite_rabbit(byte *);
+#pragma aux (__cdecl) sprite_rabbit "sprite_rabbit_"
+
+extern void sprite_mouse(byte *);
+#pragma aux (__cdecl) sprite_mouse "sprite_mouse_"
+
+extern void sprite_bullet(byte *);
+#pragma aux (__cdecl) sprite_bullet "sprite_bullet_"
+
+extern void sprite_enemy(byte *);
+#pragma aux (__cdecl) sprite_enemy "sprite_enemy_"
+
diff --git a/spritesheet.yml b/spritesheet.yml
new file mode 100644
index 0000000..a1b6bdc
--- /dev/null
+++ b/spritesheet.yml
@@ -0,0 +1,35 @@
+screen:
+  width: 320
+  transparentColor: 0
+files:
+  - file: sprtsht.bmp
+    prefix: "sprite"
+    sprites:
+      arenaWallTop:
+        position: [0, 0]
+        dimensions: [20, 20]
+        offset: [10, 10]
+      arenaWallSide:
+        position: [20, 0]
+        dimensions: [20, 20]
+        offset: [0, 0]
+      arenaFloor:
+        position: [40, 0]
+        dimensions: [20, 20]
+        offset: [0, 0]
+      rabbit:
+        position: [0, 20]
+        dimensions: [16, 16]
+        offset: [8, 8]
+      mouse:
+        position: [16, 20]
+        dimensions: [8, 8]
+        offset: [4, 4]
+      bullet:
+        position: [16, 28]
+        dimensions: [4, 4]
+        offset: [1, 1]
+      enemy:
+        position: [0, 20]
+        dimensions: [16, 16]
+        offset: [8, 8]
diff --git a/system/vga.c b/system/vga.c
index 4f8043a..17ab604 100644
--- a/system/vga.c
+++ b/system/vga.c
@@ -22,7 +22,7 @@ byte *initializeDrawBuffer() {
 }
 
 void copyDrawBufferToDisplay() {
-  memcpy(VGA, drawBuffer, 320 * 200);
+  memcpy(VGA, drawBuffer, VGA_DISPLAY_WIDTH * VGA_DISPLAY_HEIGHT);
 }
 
 void freeDrawBuffer() {
diff --git a/test.asm b/test.asm
index f59ca4a..4665e94 100644
--- a/test.asm
+++ b/test.asm
@@ -1,10 +1,11 @@
-PUBLIC doAThing_
+#PUBLIC doAThing_
+#PUBLIC renderTopTile_
+PUBLIC renderFloorTile_
 
 .386
 .model flat,c
 
-_TEXT segment byte public 'CODE'
-
+.CODE
 doAThing_:
   push ebp
   mov ebp, esp
@@ -14,6 +15,53 @@ doAThing_:
   pop ebp
   ret
 
-_TEXT ends
+renderTopTile_:
+  push ebp
+  mov ebp, esp
+  push ebx
+
+  mov eax, [ebp + 8]
+  mov ebx, 20
+
+_renderNextLine:
+  mov DWORD PTR [eax], 02020202h
+  mov DWORD PTR [eax + 4], 02020202h
+  mov DWORD PTR [eax + 8], 02020202h
+  mov DWORD PTR [eax + 12], 02020202h
+  mov DWORD PTR [eax + 16], 02020202h
+
+  add eax, 320
+  dec ebx
+  cmp ebx, 0
+  jne _renderNextLine
+
+  pop ebx
+  pop ebp
+  ret
+
+renderFloorTile_:
+  push ebp
+  mov ebp, esp
+  push ebx
+
+  mov eax, [ebp + 8]
+  mov ebx, 20
+
+_renderNextFloorLine:
+  mov DWORD PTR [eax], 04040404h
+  mov DWORD PTR [eax + 4], 04040404h
+  mov DWORD PTR [eax + 8], 04040404h
+  mov DWORD PTR [eax + 12], 04040404h
+  mov DWORD PTR [eax + 16], 04040404h
+
+  add eax, 320
+  dec ebx
+  cmp ebx, 0
+  jne _renderNextFloorLine
+
+_done:
+  pop ebx
+  pop ebp
+  ret
 
 end