BackTrack Cheats for GameBoy Advance

Press Select at the "Dark Side Of The Moon" menu. Then, press L, Right, B, L, R, Left to unlock the "Build Secret Base" option. Enter the "Build Secret Base" screen, then press A and enter one of the following passwords.

Code:	Result:
HEA	200 health
KEY	All keys
WEAP	All weapons
COOR	Coordinates
FRE	Disable enemy AI
MON	Enemy on map
ARM	Full armor
GOD	Invincibility
AMMO	Unlimited ammunition