Elevate the competitiveness and fun with the Pokemon Trading Card Game Ultra Prism Booster. The expansion pack brings over 150 new competition-ready cards to the Pokémon Sun & Moon series. Leverage the power of 10 new Pokémon-GX including 5 impressive Ultra Beasts, as well as the introduction of the incredibly potent Prism Star cards. In fact, Prism Star cards are so mighty that each deck can only include one and, rather than being placed into the discard pile, these cards go the mysterious Lost Zone to ensure they cannot return to play. Each Ultra Prism Booster contains 10 cards and 1 basic energy.