Press Start to pause game play, then hold L and press one of the following cheats:
| Code | Result |
| Up(2), Down(2), Left, Right, Left, Right, X, Circle. | All weapon upgrades |
| Triangle(2), X(2), Square, Circle, Square, Circle, Down, Right. | Refill ammunition |
| Triangle(2), X(2), Square, Circle, Square, Circle, Right, Down. | Unlimited ammunition |
| Up(2), Down(2), Left(2), Right(2), Square, Triangle | Invincibility |
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