The Pokemon Destined Rivals Booster Pack contains 10 sealed cards featuring characters from the popular Pokemon franchise. This pack, part of the Pokemon TCG, includes a Mewtwo card illustrated by The Pokemon Company Art-team. The booster pack is authenticated by Beckett Authentication Services (BAS) and graded by Professional Sports Authenticator (PSA) with a perfect grade of 10, making it a highly sought-after collectible for fans of the Pokemon series.