God Mode:
At the title screen, press R3, L3, Right, Left, L1, R1, R3, L3, Right, Left, L1, R1.
Unlimited Ammo:
At the title screen, press R2, R1, Triangle, L2, L1, Up, R2, R1, Triangle, L2, L1, Up.
All Missions and Pictures:
At the title screen, press L2, R2, L1, R1, L1, L2, L2, R2, L1, R1, R1, R2.
Add Weapons Option (when paused):
At the title screen, press Up, Down, Left, Right, Circle, Square, Up, Down, Left, Right, Circle, Square.
Acid Trip Mode:
At the title screen, press Up, R2, Circle, Left, Triangle, Square, L2, L1, Circle, R1.
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