The Team Rocket's Mewtwo EX Box is a new sealed Pokémon TCG set featuring 44 cards, including a Mewtwo EX card. This collectible box is part of the Team Rocket set and is manufactured by Nintendo. The box includes a promo and booster aspect, making it a sought-after item for Pokémon TCG collectors. The Mewtwo EX card is hard-signed by Adam Paquette and authenticated by Professional Sports Authenticator (PSA), adding value and prestige to this limited edition box.