Game Genie Codes

The following are known Game Genie Codes for Joe and Mac on Nintendo Game Boy.

• 01A-81F-E66
  Start with 1 life
• 06A-81F-E66
  Start with 6 lives
• 09A-81F-E66
  Start with 9 lives
• 002-37D-E6E
  Infinite lives
• FAB-E9C-4C1
  Infinite energy
• 3EA-89F-6E9 + 02A-8AF-7FD + E0A-8BF-2A9
  Start on Level 3
• 3EA-89F-6E9 + 05A-8AF-7FD + E0A-8BF-2A9
  Start on Level 6
• 3EA-89F-6E9 + 08A-8AF-7FD + E0A-8BF-2A9
  Start on Level 9
• AFB-E8C-A2C
  Take one hit and lose a life
• 00B-D8C-3B7
  No extra energy from pick-ups