Sakazuki, also known as Akainu, is a powerful Marine admiral in One Piece and a user of the Shukko Logia (Magma-Magma Fruit). This Devil Fruit lets him control, create, and become magma, making his attacks extremely destructive. Known for his ruthless sense of justice, he became Fleet Admiral after the Marineford War. Sakazuki is feared for his brutal tactics and absolute loyalty to the Marine code.