Sent in by Cesar
To instantly refill all of your ammo, you first have to get to the Build Secret
Base on the Dark Side of the Moon menu. To do this, press Select, then enter
L, Right, B, L, R, Left. Once you've gotten access, press A to get the password
screen. Then enter "ammo."
Sent in by Wingo
To activate all weapons in the game, you first have to get to the Build Secret
Base on the Dark Side of the Moon menu. To do this, press Select, then enter
L, Right, B, L, R, LEFT. Once you've gotten access, press A to get the password
screen. Then type "weap".