A powerful Arrancar and former Tres Espada under Aizen's command, Harribel became Hueco Mundo's ruler after his defeat. She has an imposing appearance with olive skin, green eyes, and short blonde hair. Calm and analytical, she avoids unnecessary fights and values loyalty, showing strong protection for her subordinates. Her Zanpakutō, Tiburón, allows her to manipulate water. In her released form, she removes her jacket and Hollow mask, becoming an even more formidable warrior.