The following are known Code Breaker Codes for Yu-Gi-Oh! World Championship Tournament 2005: 7 Trials to Glory on Nintendo Game Boy Advance (GBA).

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

• Master Code – Must Be On
  000001CF 000A
  1011AA02 0007
• Infinite HP
  82020AB0 FFFF
• 9999 DPS
  82001808 270F
• Max DPS
  82001808 007F
  8200180A 9896
• All Cards
  42000008 0782
  000003E8 0004
• 65,535 LP
  82020AA0 FFFF

Note: Please be careful using these codes as they have reported they could delete save game data.