Io Scylla is a character from the anime series Saint Seiya, known for being one of the formidable Marinas of Poseidon. As a member of the Marinas, Io serves directly under the Sea General Sorrento, and he is one of the guardians of the seven pillars supporting the underwater kingdom. His formidable power stems from his mastery of the legendary sea monster Scylla, allowing him to unleash a variety of powerful attacks, each mimicking a different beast associated with Scylla. Io is a dedicated and loyal warrior, embodying the fierce and relentless nature of his mythical namesake.