Tatsumaki (タツマキ, Tatsumaki; Viz: Tornado), also known by her heroine nickname Terror Tornado (戦せん慄りつのタツマキ, Senritsu no Tatsumaki; Viz: Terrible Tornado), is the Class S Rank 2 professional hero of the Association of Heroes. She is recognized as one of the most powerful heroes in the Hero Association. She is a psychic and Fubuki's older sister and self-declared teacher. She and her sister are known as the Psychic Sisters (エスパー姉妹, Esupā Shimai).