The following are known Code Breaker Codes for Jonny Moseley: Mad Trix on Nintendo Game Boy Advance (GBA).

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

• Master Code – Must Be On
  92392DF4 1CDD
  64F18E95 DED1
  E5FAE73B 82F3
• Quick Score Gain
  418A3D8A 4FAA
• Max Score
  1F0A1509 4EDE
  3E5A8059 CE03
• Press Select For Super Speed
  4EAEAAC7 790E
  9F218745 FC04