Shark Unabara

Shark Unabara is a gifted duelist with a deck relying on WATER and aquatic life creatures, and is a direct descendant of the ancient Atlantis race. He is also the older brother of Serena Unabara, the young half-brother of Shun Unabara, a member of the Yu-Gi-Oh! Brawlers and Team Heroes, and is one of the main male protagonists of the series.