Yu-Gi-Oh! World Championship Tournament 2004

'Yu-Gi-Oh! World Championship Tournament 2004, known in Japan as Yu-Gi-Oh! Duel Monsters 9: Expert 3' (遊戯王デュエルモンスターズ エキスパート3), is a video game based on the Yu-Gi-Oh! franchise.

The game has been released on the Game Boy Advance. In the game, the player can assemble three decks and can play Duel Monsters against a variety of computer opponents. The game features the first 1,108 cards released in Japan. There are 29 opponents in the game. Each opponent has different skills and decks revolve around a certain theme (Yugi=Basic, Exodia Rare Hunter=Exodia, Yami Yugi (Dark Yugi)=Ultimate, etc.). The game has a steep learning curve.