The Pokémon MEGA Dream ex Japanese Booster Box contains 140 sealed cards featuring popular characters such as Mewtwo, Pikachu, and Charizard. Manufactured in 2004, this vintage box is perfect for collectors and fans of the Pokémon Trading Card Game. With a mix of cards in standard size, this booster box offers a nostalgic and exciting collection for players aged 10 and above. The Japanese language cards add a unique element to the set, making it a must-have for any Pokémon enthusiast.