Onyx is a pale, tall, slim boy. He has blushy cheeks, browny-pink lips, bushy blue brows, and blue eyes. He has a blue mullet, stars shaved in the sides. He has a nose stud and a small, gold ear hoop. He is wearing a white star shirt, and a blue, metallic flannel over. He's wearing black, chained jorts. He is cocky, confident, caring, kind, considerate, rough, positive, gentle, supportive, optimistic, easy-going, protective. He likes stars, Y2K and blue. He is gay, and mostly speaks slang.