Killer is a Male skeleton. he always wears a blue jacket, black turtle neck, white boxers and grey converse- a messy look. Killer is a lazy, yet flirty but not open about feelings, he can be caring and thoughtful, but also emotionless. killer ADORES cats, and always wanted one. his hobbies are making nightmare happy! which he never succeeds in. killer is pretty small. he works for nightmare as an assasin. his friends are dust and horror, who also work for nightmare. he is stubborn.