Also known as: ラグナル・ロズブローク, ラグナル・ロズブローク(Fate)
Berserker-class Servant first seen in Fate:Lost Einherjar. The husband of Aslaug (Fate), a Viking considered to be the last Einherjar He put Aslaug through a test, and she almost killed him out of embarrassment. He convinced her to stay her hand, admitting that it was a test before proposing to her, which she accepted.