The Demon Slayer: Kimetsu no Yaiba Vol.2 Booster Box UEX05BT Union Arena English is a collectible card game product manufactured by Bandai. This box contains booster packs featuring cards from the Union Arena set in English language. With a standard card size and suitable for ages 9 and up, this product is a must-have for fans of the popular Demon Slayer series looking to enhance their card collection and experience the game in a new language. Made in the United States, this booster box offers a unique and exciting addition to any card game enthusiast's collection.