Invincibility:
Enter Y, X, B, B, A, A, B, X
Unlimited ammo:
Enter X, A, Y, Y, Y, A, X, B
All future weapons:
Enter A, A, A, X, B, X, B, B
All present day weapons:
Enter Y, B, A, B, A, X, Y, X
(supplied by: Prince of X-Box)
Level Select:
Enter X, Y, Y, X, B, A, A, B
Unlimited continues:
Enter B, B, B, X, B, A, Y, A
Always Fight TX Endoskeleton:
Enter X, B, X, A, A, Y, X, X
50% decreased health in combat with T-850:
Enter B, Y, A, A
50% increased health in combat with T-850:
Enter A, Y, A, Y
50% decreased health in combat with TX:
Enter B, B, X, X, B, A, Y
50% increased health in combat with TX:
Enter B, X, X, X, B, A, Y, A
Centipede mini-game:
Enter A, B, B, B, X, Y, B, A
Missile Command mini-game:
Enter A, B, B, B, X, Y, A, B
All FMV sequences:
Enter B, B, B, A, X, Y, X, Y
All still pictures:
Enter B, B, B, X, B, Y, B, B