Tony Hawk's Pro Skater 2X (Xbox) Easter Egg - Hidden Level Cut from Game and Treyarch Board Graphics

To get the level that the game's makers cut, start a game on any level with any skater. Pause the game and enter this button sequence: Hold L and press up, down, up, left, up, right, left, down, up, right, left, right, right, right, up, down, X, Y, up, left. If you entered the code correctly, the pause screen will go from left to right.

To get the special Treyarch deck, pause the game and hold L and press white, B, up, A, right, down, start. If you entered the code correctly, the screen will shake.