All Weapons: R1, L2, SQUARE, CIRCLE, R1, R2, L2
Invincibility(not in story mode): SQUARE, SQUARE, L1, R1, L2, R2, R2
Unlock all Missions: L1, R1, L1, L2, SQUARE, SQUARE, CIRCLE
Unlock all Vehicles: L1, L1, SQUARE, CIRCLE, L1, R1, CIRCLE