Tasuku accepts Gao's sudden challenge, and the fight is arranged to take place later. During lunch, Gao gets help from Baku on building a deck to suit his playstyle. Then, Gao and Tasuku's Buddyfight commences in the school's amphitheatre as Gao's friends and little sister Hanako watch from the stands. Gao's aggressive strategy eventually earns him the victory over Tasuku, who then recognizes Gao as his rival and gives him the Gargantua Punisher card.