- ALL WEAPONS:
AT MAIN MENU, HOLD L1, PRESS SQU, O, DOWN, LEFT, O, O, TRI.
- INFINITE HEALTH:
PAUSE GAME, HOLD L1, PRESS TRI, SQU, TRI, SQU, TRI, O, TRI, O.
- INFINITE AMMO:
PAUSE GAME, HOLD L1, PRESS LEFT, O, RIGHT, SQU, UP, TRI, DOWN, X.
- INFINITE RAGE:
PAUSE GAME, HOLD L1, PRESS LEFT, DOWN, LEFT, DOWN, RIGHT, UP, RIGHT, UP.
- DAYWALKER DIFFICULTY:
AT MAIN MENU, HOLD L1, PRESS LEFT, O, UP, DOWN, SQU, O, X.
- INVINCIBLE ESCORTS:
PAUSE GAME, HOLD L1, PRESS SQU, O, TRI, X, SQU, O, TRI, X. ONLY WORKS ON LEVELS WHERE YOU ESCORT POEPLE.