The following are known Game Genie Codes for Fatal Fury 2 on Super Nintendo (SNES).

• Infinite Time
  DD7E-7FDD
• Timer Is 2X Fast
  D47E-7FDD
• Timer Is 3X Fast
  D77E-7FDD
• Computer Can’t Win A Round (Except Last Round – Game Ends After 4 Rounds)
  C250-7FA7
• Player 1 Is Billy Kane
  CB85-E40F
  D685-E46F
  DD85-E4AF
• Player 1 Is Axel Hawk
  DB85-E46F
  CB85-E40F
  DD85-E4AF
• Player 1 Is Lawrence B
  CB85-E40F
  DD85-E4AF
  DC85-E46F
• Player 1 Is Wolfgang Krauser
  D885-E46F
  CB85-E40F
  DD85-E4AF
• Player 2 Is Billy Kane
  CB82-E40F
  D682-E46F
  DD82-E4AF
• Player 2 Is Axel Hawk
  DB82-E46F
  CB82-E40F
  DD82-E4AF
• Player 2 Is Lawrence B
  DC82-E46F
  CB82-E40F
  DD82-E4AF
• Player 2 Is Wolfgang Krauser
  D882-E46F
  CB82-E40F
  DD82-E4AF
• Super Jump (Player 1, Straight-Up Jumps Only)
  FDD5-EFCB
• Bogus Jump (Player 1, Straight-Up Jumps Only)
  EED5-EFCB
• Infinite Energy (Player 1)
  6D7D-54AD
• Start With 1/2 Energy
  7D78-770D
  Note: For this code, turn effects off after you press START in the Code Screen and keep off until the Character Select Screen