- INVINCIBLE:
PAUSE GAME, PRESS SQU, O, LEFT, RIGHT, O, SQU.
- MAX AMMO:
PAUSE GAME, PRESS LEFT, RIGHT, O, O, O, RIGHT, LEFT.
- WIN CURRENT MISSION:
PAUSE GAME, PRESS UP, DOWN, LEFT, RIGHT, RIGHT, LEFT, O.
- STEALTH MODE:
AT MAIN MENU, PRESS SQU, SQU, O, O, SQU, SQU, O, O.
- FAT MODE:
AT MAIN MENU, PRESS O, O, O, UP, DOWN, DOWN, UP, O, O, O.
- BIG HEADS:
AT MAIN MENU, PRESS LEFT, RIGHT, LEFT, RIGHT, LEFT, RIGHT, O, O, O.
- FIREWIRE MULTI-PLAYER MODE:
YOU'LL NEED A FOUR PORT FIREWIRE PC HUB TO DO THIS CODE.
CONNECT FIREWIRE CABLES TO THE iLINK PORT OF THREE OTHER PLAYSTATION 2 CONSOLES.
START A 2-PLAYER MULTI-PLAYER GAME AND PAUSE IT.
PRESS LEFT, O, LEFT, RIGHT, SQU, RIGHT.
THEN HAVE ALL PLAYERS PRESS START AT THE WAITING SCREEN.
