Who let him play Yu-Gi-Oh! (1-460).

Summary

The chapter depicts a duel between You Xuan and the Demon King, where the Demon King initially feels confident due to his monster cards. However, You Xuan counters his strategies with a Continuous Trap card called "Cosmic," which banishes cards sent to the graveyard. The Demon King attempts to summon powerful monsters like the Nine-Tailed Fox, but You Xuan continuously disrupts his plans by banishing his monsters, including the Niu Tou Gui. As the duel progresses, You Xuan summons the Ice Emperor, which further dismantles the Demon King's defenses. Ultimately, You Xuan summons the Evil Emperor Gai Wu Si, who banishes the Nine-Tailed Fox, leaving the Demon King in a precarious position as his strategies unravel.

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