Yu-Gi-Oh! Duel Monsters 4Nintendo Game Boy/Color CGB-BY4J-JPN US SELLER

The product is Yu-Gi-Oh! Duel Monsters 4 for the Nintendo Game Boy Color, published by Monster Games in Japan in 2000. This game is rated USK 6 and has an NTSC-J regional code. As a US seller, the game is compatible with NTSC-U consoles and is a must-have for fans of the Yu-Gi-Oh franchise.