These codes are for the U.S. version of the game.
- Master Code – Must Be On
FA7A006E 32AF6469 - Infinite Ammo
2AC33159 00000000
2A27355E 00000000 - Infinite Ammo & Never Reload
2AC33159 00000000
2A27355E 00000000
2A6335B1 00000000 - Infinite Health
2AAB315A 3C0142C8
2A93315A AEA10334 - Infinite Armor
2AE3315A 3C0142C8
2AEB315A AEA1033C - Walk Thru Openable Doors
2A7B323B 00000000
2A67323B 00000000
2A63323B 1000000C - Idiot AI
2AFB324C 03E00008
2AE7324C 00000000