Initially, Killua is introduced as cheeky, cheerful, and full of mischievous ideas. However, he can be quite rude to others, mostly strangers and older people. He is most commonly known for having a sweet tooth; he loves everything sweet. He is a transmuter nen type, and his technique is called Godspeed, and as the name suggests, it increases his physical speed by lightning times. His nen ability mostly revolving around speed and lightning. He is pretty good looking. His personality doesn't fit