The following are known GameShark Codes for Ultimate Fighting Championship on Sony Playstation (PS1).
These codes were also known as Action Replay Codes and in most cases will work on both devices.

These codes are for the U.S. version of the game.

• Joker Command P1
  D006F638 ????
• Joker Command P2
  D006F63A ????
• Infinite Ability Points
  D0155538 0000
  80155538 01F4
• P1 Control Config
  D006F638 0004
  8006F638 00C0
  D006F638 0001
  8006F638 0090
  D006F638 0002
  8006F638 0060
• P2 Control Config
  D006F63A 0004
  8006F63A 00C0
  D006F63A 0001
  8006F63A 0090
  D006F63A 0002
  8006F63A 0060