This page contains Comical MachineGun Joe Codes for Master System called "Invincibility" and has been posted or updated on Nov 28, 2007 by The Eggert.
- Developer: Sega
- Publisher: Sega
- Genre: Action Shooter
- Release: Apr 21, 1986
- ESRB: Not Set
Pause the game, press the A button 8 times and then unpause. This can only be done if you're alive.
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