The following are known Code Breaker Codes for The X-Files on Sony Playstation (PS1).

• Max Reverse Joker Command
  D00F2900 ????
• Have All Items
  80128D84 FFFF
  80128D86 FFFF
  80128D88 FFFF
  Note: This code can cause the game to glitch and prevent certain things from not happening.