All cheats for this game by platform: GameBoy
Level 1: Laser with Omni Shield
Level 2: Laser with Omni Shield
Level 3: Laser with Omni Shield
Level 4: Any weapon with Omni Shield
Level 5: Five Way Vulcan with Omni Shield
Level 6: Five Way Vulcan with Omni Shield
Level 7: Any weapon with Omni Shield