Ch. 541King Against King
Gilgamesh fought the King of the Holy Grail in the King-Selection Chamber, struggling against his overwhelming strength and weapons that could nullify immortality. The King of the Holy Grail revealed that he could draw Noble Phantasms from the Throne of Heroes, and the duel continued with Gilgamesh at a disadvantage.
- The King of the Holy Grail rose from the Golden Throne, identified himself as the guardian of the Holy Grail, and challenged Gilgamesh to defeat him to be crowned king.
- The King of the Holy Grail wounded Gilgamesh with Blade of Deathly Slaughter, whose strikes prevented even his high-ranked immortality from healing him.
- The President used two Command Spells to enhance Cui Ting Gilgamesh after he fell behind in the opening exchange.
- Gilgamesh attacked with Gate of Babylon, but the King of the Holy Grail blocked the weapons with an invisible barrier and continued to overpower him in close combat.
- The King of the Holy Grail revealed that he could connect to the Throne of Heroes through the Holy Grail and summon the Noble Phantasms of its Heroic Spirits.