UNION ARENA BOOSTER PACK Yu☆Yu☆Hakusho [UA21BT] ホーム PRODUCTS BOOSTER PACK UNION ARENA BOOSTER PACK Yu☆Yu☆Hakusho [UA21BT] Release Date April 26, 2024 Contents Cards x 8 *Card types are random. *The illustration may differ somewhat from the final product. *Product details may differ from the actual product.