Ep. 64: The trio masters Shu and Ko to defeat the bubble horse and prepare for Enhancer training.

After mastering Shu, the group reaches Masadora and returns to a rocky zone to collect remaining monster cards. They encounter the area's toughest opponent, the bubble horse, securing its card by utilizing Zetsu to avoid white bubbles and Ten to evade red ones. During this process, Gon and Killua learn the technique Ko, while Ken and Ryu also acquire it. Biscuit determines they are ready for the final training stage, which focuses on individual categories beginning with Enhancers. Simultaneously, the Bomber reveals his identity to the group. Meanwhile, the Phantom Troupe locates the island and verifies their suspicion that Greed Island is occurring in the real world.

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