The following are known Game Genie Codes for Mutant League Hockey on SEGA Genesis.

• ATDA-AA6T
  Master Code – Must Be On
• AK9A-AAFL
  1-pt. shots worth 2
• AP9A-AAFL
  1-pt. shots worth 3
• AV9A-AAFL
  1-pt. shots worth 4
• AZ9A-AAFL
  1-pt. shots worth 5
• A39A-AAFL
  1-pt. shots worth 6
• A79A-AAFL
  1-pt. shots worth 7
• BB9A-AAFL
  1-pt. shots worth 8
• P39A-BJ0Y
  2-pt. shots worth 3
• P39A-BN0Y
  2-pt. shots worth 4
• P39A-BT0Y
  2-pt. shots worth 5
• P39A-BY0Y
  2-pt. shots worth 6
• P39A-B20Y
  2-pt. shots worth 7
• P39A-B60Y
  2-pt. shots worth 8
• P39A-BA0Y
  2-pt. shots worth 9
• G79A-AAGT
  2-pointers scored very close to goal
• P39A-AAGT
  2-pointers scored halfway between blue line and goal
• YZ9A-AAGT
  2-pointers scored a little closer
• CV9A-ACGT
  2-pointers scored a little farther away than the blue line
• AJ5A-AA7C
  Start with final scores from last game played

Note: For codes 21 – 27, pick 5-Min. Periods from the Main Menu.

• AHAT-CGGW
  1-min. periods
• AMAT-CGGW
  2-min. periods
• AXAT-CGGW
  4-min. periods
• A5AT-CGGW
  6-min. periods
• A9AT-CGGW
  7-min. periods
• BHAT-CGGW
  9-min. periods
• RFFA-A6V2
  Infinite Timeouts (The option will disappear, but you can still press B for a timeout.)