The Pokémon Mewtwo V-Union Special Collection Box is a highly sought-after sealed box featuring exclusive promo cards, an oversized card, and booster packs. Manufactured by The Pokémon Company in 2021, this English-language set includes 4 promo cards, 1 oversized card, 1 supporter card, and 4 booster packs. Suitable for ages 6 and above, this special collection is a must-have for Pokémon Trading Card Game fans looking to enhance their collection with unique and rare cards featuring popular characters like Mewtwo and Professor Burnet.