9-card booster pack. The expansion The New Challengers includes a horde of cards that no Duelist should be without, including some of the most powerful Pendulum Monsters ever to appear! With the recent debut of Pendulum Summons in Yu-Gi- Oh! TRADING CARD GAME, only a handful of monsters utilizing this new fantastic game mechanic have been made available. Starting with the expansion The New Challengers, Duelists will be introduced to the new Qliphort Monster theme that harnesses the power of Pendulum Summons. In addition to the Qliphort, I New Duellists includes a range of cards for players to strengthen their Deck. Feed your opponents into the flames with cards for the Burning Abyss theme, featuring four new monsters including a new Synchro Monster! Also included are new support cards for popular Decks such as Naturia, Herald and Machine, as well as famous Xyz Monsters from the TV series Yu-Gi-Oh! ZEXAL. Finally, Duelists will be able to summon new cards for recently introduced themes like Heavy Samurai, Satellite Knight, Yang Zing, Shadowdoll, and many more!