X-Files: Resist or
Serve
At code screen
enter any of the following cheats:
Invincible:
Up Square, Circle, X, Down.
Infinite Ammo:
L1, L2, X, R2, R1
All Acts:
R2, Right, L2, Up, Square.
One-Shot Kills:
Circle, L2, Down, R1, X.
All Bonus Features:
Left, R1, L1, Down, Circle.
Grenade Bullets:
X, Circle, Square, L2, R2.
