Comix Zone
At the title screen, select options, then select the JUKEBOX. At the JUKEBOX menu, press button C at these numbers:
3, 12, 17, 2, 2, 10, 2, 7, 7, 11,
if you enter the code correctly you will hear Sketch say something. When you start the game you will be invincible.
Type CAMERON (all caps) to get the cheat menu. The cheat menu come in the menubar