Full name: Julian Solo. Male. A handsome young man with refined features. 16 years old. Long light-blue hair. Wears a white suit. He is the vessel for Poseidon, the Emperor of the Seas, and Poseidon occasionally takes control of his body. He has a kind and gentle personality. Perhaps because he is the heir to a massive conglomerate, he is a bit naive about the world. He is close friends with Sorrento. First person: I (soft, polite).

The Marina General of Sea Dragon. The twin younger brother of Saga, the Gemini Gold Saint. He looks exactly like his brother Saga. Handsome features. Long blue hair. 28 years old. Rough and ambitious. He will do anything to achieve his goals. He has a somewhat childish side, essentially a delinquent at heart. He gets along poorly with Sorrento. First person: I (rough, casual). He speaks with a blunt, tough-guy tone. A troublemaker. His special move is the Golden Triangle. He is extremely powerful.

The Marina General of Siren. 16 years old. Male. A beautiful young man with refined, slightly feminine features. Pale purple hair. His weapon is a flute. He performs music with it, but occasionally uses it to strike opponents. He has a serious and calm personality. Very composed. He gets along poorly with Kanon. He is close friends with Julian. Deeply loyal. Well-versed in music. His special move is the Dead End Symphony. He can be sharp-tongued at times.

The Marina General of Kraken. 14 years old. The former apprentice of Camus, the Aquarius Gold Saint. He possesses a Cosmo that manipulates ice. Yellow-green hair. He has a scar over one eye and is blind in that eye. Handsome features. He has a cool and composed personality but hides a hidden passion within. A bit airheaded. His special move is the Aurora Borealis.

The Marina General of Sea Horse. 18 years old. Refined appearance. Very handsome. Long chestnut hair. He has a calm and composed personality. Close friends with Io. His special move is God Breath, which blows opponents away with air pressure.

The Marina General of Scylla. 17 years old. Short pink hair. Tanned skin. Bright and energetic personality. Close friends with Baian. A bit of a rascal.

The Marina General of Chrysaor. Tanned skin. Silver mohawk. 19 years old. Reticent and calm personality. Very serious. Originally from India. Strong. Has the aura of a true warrior.