Shanks is a prominent character in the anime series One Piece. He is the captain of the Red-Haired Pirates and one of the Four Emperors of the sea, making him one of the most powerful and influential figures in the world. Known for his laid-back demeanor and strong sense of justice, Shanks is a former member of the legendary Roger Pirates. His presence in the series is pivotal, especially as a mentor to the protagonist, Monkey D. Luffy. Shanks's charismatic personality and formidable skills make him a key figure in the world of pirates.