The following are known Game Genie Codes for Jammit on SEGA Genesis.

• AKET-AA4C
  Infinite “pump-ups”
• NTLT-AAGN
  Opponents only have $100
• 3ALT-AAGN
  Opponents only have $200
• AELA-AAGG
  Start at the 2nd game in tournament mode
• AJLA-AAGG
  Start at the 3rd game in tournament mode
• ANLA-AAGG
  Start at the 4th game in tournament mode
• ATLA-AAGG
  Start at the 5th game in tournament mode
• AYLA-AAGG
  Start at the 6th game in tournament mode
• A2LA-AAGG
  Start at the 7th game in tournament mode
• A6LA-AAGG
  Start at the 8th game in tournament mode
• BALA-AAGG
  Start at the 9th game in tournament mode (The Judge)
• HE7A-BEVR
  Player 1 starts with 1 point
• HE7A-BJVR
  Player 1 starts with 2 points
• HE7A-BNVR
  Player 1 starts with 3 points
• HE7A-BTVR
  Player 1 starts with 4 points
• HE7A-BYVR
  Player 1 starts with 5 points
• HE7A-B2VR
  Player 1 starts with 6 points
• HE7A-B6VR
  Player 1 starts with 7 points
• HE7A-BAVR
  Player 1 starts with 8 points
• HE7A-BEVJ
  Player 2 starts with 1 point
• HE7A-BJVJ
  Player 2 starts with 2 points
• HE7A-BNVJ
  Player 2 starts with 3 points
• HE7A-BTVJ
  Player 2 starts with 4 points
• HE7A-BYVJ
  Player 2 starts with 5 points
• HE7A-B2VJ
  Player 2 starts with 6 points
• HE7A-B6VJ
  Player 2 starts with 7 points
• HE7A-BAVJ
  Player 2 starts with 8 points