The Mewtwo EX 64/162 card is a highly sought after Ultra Rare card from the Pokémon XY Breakthrough set. This special MEGA card features Mewtwo, a Psychic-type creature, and is manufactured by The Pokémon Company. The card is in standard size and made of card stock with a holo finish. It is a promotional card from the Pokémon TCG and is part of the Breakthrough set, making it a valuable addition to any collector's deck.