Monster House Hints & Cheats
Cheat Effect Hold L1 and R1 and press Square, Triangle, Square, X, Square, Circle, Square, Square All gun upgrades for all characters Hold L1 and R1 and press Triangle, Circle, Triangle, Circle, Square, Square, Square, X All toy monkeys and art gallery images Hold L1 and R1 and press X, X, X, Triangle Full Health Hold L1 and R1 and press Triangle, Triangle, X, X Full Secondary Ammunition
Unlock Hard Difficulty
How to Unlock Unlockable Complete the game Hard Difficulty
Hints & FAQs provided courtesy of GameFAQs.
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