Poison is a recurring character in the Street Fighter series, best known as a tough, stylish street brawler with a punk-inspired look and a sharp personality. She first appeared as an enemy in Final Fight and later became associated with the Street Fighter universe. Poison is often portrayed as a former gang member or manager-type figure who is fiercely independent, quick-witted, and highly capable in combat. In the series, she serves as a fighter with a rebellious attitude and a distinctive presence.