Yu-Gi-Oh! World Championship 2004 Gameshark Codes (USA)
This page contains Gameshark cheat codes for Yu-Gi-Oh! World Championship 2004 (USA). If you're playing on an emulator you can usually input codes very easily by accessing a tab off the top of the toolbar. Anyone playing on a physical Gameboy will need to purchase a physical Gameshark device to use these codes.
If you're using an emulator and still can't figure out how to setup these codes, you're in luck! There's two common emulators for GBA games, the mGBA and VisualBoy Advance. Follow the link provided for the emulator you're using to be taken to a guide explaining how to get these codes working.
Don't see the code you're looking for on this page? Head on over to my Yu-Gi-Oh! World Championship 2004 (USA) CodeBreaker Codes and check for your code there instead!
Unlimited Attacks: 120DBFCC 00000000
Unlimited LP: 1205BFB4 00001F40
Unlimited Summons: 120DBFC0 00000000
Have All Cards: 12050016 00000303
Automatically Win Match: 120DD378 00000000
Max Damage: 1205AC1E 0000C350
No Fusion Required For Summon
No Tributes Required For Summon
All Booster Packs Unlocked
All Duelists Unlocked