Yu-Gi-Oh! Duel Monsters 4: Battle of Great Duelist is an online GBC game that you can play at Emulator Online. This free Game Boy Color game is the United States of America region version for the USA. Yu-Gi-Oh! Duel Monsters 4: Battle of Great Duelist is a single title from the many adventure games, card games and yu-gi-oh! games offered for this console. If you enjoyed playing this, then you can find similar games in the gbc games category. Yu-Gi-Oh! Duel Monsters 4: Battle of Great Duelist game is from the various retro games on the site, and there are more games like this, including Yu-Gi-Oh! Worldwide Edition, Yu-Gi-Oh! GX - Duel Academy and Yu-Gi-Oh! - Dungeon Dice Monsters.