Artoria Pendragon, also known as King Arthur, is a central character in Fate/Grand Order. In this universe, she is a legendary king summoned as a Saber-class servant. Known for her noble spirit and unwavering sense of justice, Artoria wields the holy sword Excalibur, which embodies her ideals of chivalry. She plays a crucial role in the series as a powerful ally to the protagonist, providing leadership and guidance. Her character explores themes of duty, sacrifice, and the burden of leadership, making her a pivotal figure in the storyline.