Kufa Vampir
クーファ=ヴァンピール
He belongs to "Guild Jack Raven" and has mana, class of "Samurai." He is dispatched to be Melida's tutor. At the same time, he is ordered to assassinate her if she does not have any talent for mana. However, he raises Melida against the order from his organization.(Source: assassinspride-anime.com)
Manga