Doom 2 Cheats for GameBoy Advance

Press Start to pause the game, then hold L + R and enter one of the codes.

Code:	Result:
A, B, B, A, A, A, A, A.	All weapons, items, keys
B, A, B, A, A, A, A, A.	Berserk
B, A, A, A, A, A, A, A.	Computer map
A, A, B, A, B, B, B, B.	Disable God mode
A, A, B, A, A, A, A, A.	God mode
B, B, B, A, A, A, A, A.	Invincibility
B, B, B, A, A, A, A, A.	nightvision
B, B, A, A, A, A, A, A.	Radiation suit