All weapons with unlimited ammunition
Press Start to pause game play, then quickly press Square, Circle, R1, L1. The phrase "Power Up!" and a voice will confirm correct code entry.
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Bloody chunks mode
Pause game play, then press L1, Up, Down, Left, Right. The phrase "Bloody Chunks" and a voice will confirm correct code entry.
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Nuke enemies
Pause game play, then press Left(2), Right(2), Circle, Square. The phrase "Nuke 'Em" and a voice will confirm correct code entry.
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Level Select
At the "main menu", simultaneously press and hold Square, L1, and R1. Keeping these buttons held, press Up, Down, Left, Right.
NOTE: If you entered the code correctly, you'll hear a voice yell, "Yeeha!"
Choose Campaign, and you'll then be able to chose any level.
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Rockets
Enter RDGLR as a password.
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Survive falls
Hold Down when you fall off a cliff or wall and Sarge will slide down the wall.
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Unlimited heath
Hold R1 + L1 and press Square, Triangle, Right, Left, Circle, Square(2), Right at the main menu. A voice will confirm correct code entry.
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