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Code Effect up, down, left, right, A, B All Weapons up, down, left, right, up, down, left, right God Mode X,B,A,B Invisibility right, down, left, A Kungfu Fists up, up, down, down, A, B, A, B Minigun up, A, up, B, Y, up, X Nofall (prevents player from being knocked down) A, B, Y, X, A, B, Y, X Nuke (kills all spawned enemies) X, up, right, up, right Unlock All Levels
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