The Mewtwo EX Full Art Secret Rare Card 164/162 XY Breakthrough is a highly sought-after collectible card from the Pokémon TCG game. This card features Mewtwo, a Psychic-type Pokémon, with a high HP of 170 and a powerful attack called [C] Shatter Shot (30x). The card is part of the Breakthrough set released in 2015 and has a holo finish with special EX features. With an autograph from Ryo Ueda and authentication from Professional Sports Authenticator (PSA), this card is a valuable addition to any Pokémon card collection.