The following are known Game Genie Codes for Roger Clemens’ MVP Baseball on Nintendo Game Boy.

• 014-68A-F7D
  No walks
• 014-87A-F7D
  No strikeouts
• 016-B4C-F7D
  Infinite outs, except strikeouts, base runners will still be taken out
• 016-AFC-E66 + 01B-87C-E66
  No outs are called, except on strikeouts
• 009-46B-3B7 + 009-61B-3B7
  No scoring (You will need to switch off to score any runs)