Position Seat IX Eleonore von Wittenburg (エレオノーレ・フォン・ヴィッテンブルグ, Ereonoore fon Vittenburugu), also known by her Demon Name Samiel Zentaur (ザミエル・ツェンタウァ, Zamieru Tsentaua) and later as Rubedo: the Red Knight (赤騎士ルベド, Aka Kishi Rubedo) is a member of the Longinus Dreizehn Orden, occupying Seat IX in the Black Round Table. As the most loyal and closest underling to Reinhard, she will go on to become an Einherjar and one of the Three Knights, part of the leading echelons of the Longinus Thirteen, and an essential player in the completion of the Transmutation of Gold.