Roy Mustang, also known as the Flame Alchemist, is a major character in the anime series Fullmetal Alchemist. As a Colonel in the Amestrian State Military, he is a highly skilled alchemist who specializes in fire-based alchemy. Mustang is ambitious and aims to become the Führer of Amestris, driven by a desire to reform the corrupt military system. Despite his stern demeanor, he deeply cares for his subordinates and is particularly close to Lieutenant Riza Hawkeye. His tactical mind and strong sense of justice make him a pivotal figure in the fight against the series' antagonists.