Excalibur: Sword of Promised Victory (約束された勝利の剣エクスカリバー, Yakusokusareta Shōri no KenEkusukaribā?) is the strongest and most majestic holy sword that symbolizes King Arthur. As that which can be called the physical actualization of her ideals and the symbol of her heroism, it is her greatest and most powerful Noble Phantasm. Its power is said to be rivaled by Rhongomyniad.