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The Fumetsu Swords (不滅の剣, "Immortal Swords") refers to Arthur'a custom-made swords used to combat against the Titans. These blade gain reputation to being the strongest weapons Humanity as ever forged. Created by Arthur with the use of unidentified refined metals called Fumetsu (不滅, Fumetsu).


  • Blades based on Caliburn of the Sword in the Stone & Excalibur based of the Lady of the Lake.