Ymir is the daughter of the Dwarf King, and the manager of his steel mills for the past fifty years. She's entered the Queen's Blade to prove that Dwarven weapons are superior, especially superior to those of her business rival Cattleya. Ymir wears a pink puffy dress, with puffy white and blue stripes. She has a white bra covering the area where the dress ends, and on her right arm has both a plate gauntlet and boots. Ymir is very competitive. She does carry some traits of a child like whining