Monster House Cheats, Codes, Cheat Codes for GameCube (GCN)

Review

Full health

While playing the game, hold L + R and quickly press A(3), Y.

Full secondary ammunition

While playing the game, hold L + R and quickly press Y(2), A(2).

All gun upgrades for all characters

While playing the game, hold L + R and quickly press B, Y, B, A, B, X, B(2).

All toy monkeys and art gallery images

While playing the game, hold L + R and quickly press Y, X, Y, X, B(3), A.

Completion bonuses

Successfully complete the game to unlock the Hard difficulty setting and the Ruby Key.

Overflowing toilet

When you get to the bathroom in Chapter 1, start flushing the toilet until it overflows. Stay in the bathroom and eventually you will go to heaven.