Pause the game. Now hold L and enter the following codes. You’ll hear
music to confirm entry:
Enable all maps A, Y, X, B, Y, X Heavy weapon X, A, Y, B, A, X 99 heavy ammo A, B, X, Y, B, A Fix selected toy A, X, B, Y, A, Y Switch machine gun B, A, Y, X, A, B All Levels Completed Y, X, B, A, A, B Hidden Levels A, B, Y, X, Y, X
Thanks to Revolution readers Kirk Watts, Adam Martindale and Monty Montgomery!