All weapons
During gameplay, hold select and press L1, Square, Triangle, Square, Square, Circle, Square, Circle, Triangle.
All Ammo
During gameplay, hold select and press L1, X, Square, Triangle, Triangle, X, Circle, Triangle, X.
Full Health
During gameplay, hold select and press L1, Triangle, X, X, Circle, X, Triangle, Square, Square.
Invincibility
During gameplay, hold select and press L1, Circle, Circle, Square, Circle, Triangle, X, X, Circle
Level Passwords
Chemical Factory S,O,X,O,T,T,X,X,O,S,X,S
Rooftops X,T,S,O,S,X,T,O,T,T,T,T
Jupiter Station T,X,T,S,O,O,X,O,X,T,S,S
Triton X,O,T,O,S,T,X,X,S,O,O,T
Mars O,X,O,T,X,X,S,O,O,X,T,X
Antarctica S,O,X,T,T,O,S,T,X,T,S,T
IO O,S,O,X,T,T,X,O,X,T,X,X
Reactor S,X,O,O,T,X,X,S,O,T,O,O
Orbiting Habitat S,O,X,X,S,X,T,O,S,O,T,S
Dream T,T,X,X,O,O,T,T,T,S,S,O
Prison O,S,T,O,X,O,S,T,X,X,O,S
Fortress T,T,X,S,T,T,O,X,O,S,X,O