Monster House Cheats for GameCube

The Hard mode difficulty setting will become unlocked when you have beaten the game once.

Refill energey meter-A,A,A,Y
Refill water resevoir and current secondary item charges-Y,Y,A,A
Unlock all toy monkeys and art gallery items-Y,X,Y,X,B,B,B,A
To enter these cheats hold the l and are buttons during game play

During game play hold L and R and enter the following codes in quickly to unlock the corresponding effect.
Restore Current Character to Full Health:
A, A, A, Y
Unlock ALL Gun Upgrades for ALL Characters:
B, Y, B, A, B, X, B, B
Refil Current Character's Secondary Wepon Ammo:
Y, Y, A, A
Obtain ALL Toy Monkeys and Unlock Art Gallery Images:
Y, X, Y, X, B, B, B, A