The Pokémon TCG Battle Deck Mega Diancie EX is a new and sealed collectible card game product featuring the character Diancie from the Mega Evolutions set. This starter deck includes standard-sized cards made of paper and is suitable for ages 6 and up. The deck is part of the Pokémon TCG game and is manufactured in Japan by MEGA. Autographed by Ryo Ueda and authenticated by Professional Sports Authenticator (PSA), this deck is a valuable addition for collectors and fans of the game.