Killua is the deurteragonist of the anime/manga Hunter x Hunter. Killua has white spiky hair and blue eyes. Killua usually wears a white t shirt over a blue turtle neck. Killua has a fair complexion and wears baggy shorts. Killua is best friends Gon Freecss, Kurapika, and Lerorio. Killua is a former assassin of the Zoldyck family. He left his home to become a hunter. He has a fondness of his friends and little sister.