Killua Zoldyck is one of the main characters in the manga and anime Hunter × Hunter. Heir to the famous Zoldyck assassin clan who wants to make friends, not inherit the family business. He is Gon's best friend but is currently traveling with Alluka. Appearance Killua has spiky white hair, very pale skin, and blue eyes. Birthday July 7, Hair Color White Eye color Green Height 158 cm Weight 45 kg Blood type A (II)