MASTER CODE: D002A9A8 000D Player 1 infinite lives: 800CDF42 001E Player 1 infinite ammo: 800CDF3E 03E8 Player 1 infinite smarts: 800CDF40 0003 Player 1 max power-up: 800CDF3C 7FFF Player 2 infinite lives: D004B138 0002 800CDFCA 001E Player 2 infinite ammo: D004B138 0002 800CDFC6 03E8 Player 2 infinite smarts: D004B138 0002 800CDFC8 0003 Player 2 max power-up: D004B138 0002 800CDFC4 7FFF Have all keys: 80107AC4 000F Start on level X (Note 1): 8004B134 000X Note: The Infinite Health codes previously posted here only worked on level 1. Note 1: X is in hexadecimal, i.e. for levels after 9, use letters (A=10, B=11 etc).
<font color="#FF9933">Codes: Pause and hold L1 and L2 for 10 seconds and continue holding Power: Down, Right, Down, Right, /\ Ammo: Down, Right, (), Left, Right, () Health: Right, Right, Left, Down, Down, Up, /\, () Lives: Left, Down, Right, /\, , X, () Smart Bombs: R1, R2, X, /\, , (), R1, R2, (), (),  Skip Level: X, R1, /\, R1, , (), R2, R2, X, , /\, X Submission: Damian Gick (firstname.lastname@example.org) Walking Corpse: Use the code to enable the health option on the pause menu. Then go and get yourself killed. Just after you bite the bullet, pause the game and renew your health bar. Now, you can walk your dead body around the room you're in - and the meanies are powerless to do anything to you (of course, you cannot do anything to them either) This is especially cool on level 6. Submission: Damian Gick (email@example.com) God Mode: Pause the game on the 1st level and press square, down, down, square, down, down, circle, circle, circle. A box should appear in the top left hand corner of the screen, you will now have unlimited smart bombs, ammo, lives and even level skip. Submission: Helen Breen (firstname.lastname@example.org) Weapon Power Up: Start a game, then pause it. Then, hold down L1 and L2 for 10 seconds, and with them held down, enter on controller one: right,down,right,triangle More Lives: Start a game, then pause it. Then, hold down L1 and L2 for 10 seconds, and with them held down, enter on controller one: left,down,right,triangle,square,X,circle Skip Level: Start a game, then pause it. Then, hold down L1 and L2 for 10 seconds, and with them held down, enter on controller one: X,R1,triangle,R1,square,circle,R2,R2,X,square,triangle,X