Hunter X Hunter Strongest assassin Family, The Zoldyck Family, has one of the weirdest relationships in the entire series! Their name is feared by some of the strongest groups of hunter in the entire world. But what makes them different and special? we go over every member of the Zoldyck family and how all of them, in some way or another, helped Killua grow to the person he is today. From a mindless killer to someone who wants to protect his love ones!