The following are known Game Genie Codes for Sumo Fighter on Nintendo Game Boy.

• 02B-AFA-E66
  Start with 2 Energy Bars
• 05B-AFA-E66
  Start with 5 Energy Bars
• 08B-AFA-E66
  Start with 8 Energy Bars
• FAE-C8A-4C1
  Infinite Energy
• 012-0BF-E62
  *tart with 2 Lives
• 042-0BF-E62
  *tart with 5 Lives
• 072-0BF-E62
  Start with 8 Lives
• 092-06F-F7E
  When the screen comes up asking Easy or Hard, press “Down” 3 times and press “A”. You can now play on Super Hard right away. This may make the display look weird.