Please enter these codes at the password screen. 
Not on Gameshark 

Blue Eye White Dragon : 89631139 

Dark Magician : 46986414 

Spellbinding Circle : 18807108 

Summoned Skull : 7078152 

Curse of Dragon : 28279543 

Mystical Elf : 15025844 

Gaia the Feirce Knight : 06368038 

Swordstalker : 50005633 

Judge Man : 30113682 

Gyakutenno Megami : 31122090 

The Inexperienced Spy : 81820689 

Ookazi : 19523799 

Flash Assailant : 96890582 

Submitted by RyanK5