Callum

Callum, is the star guardian of Saturn. He is one of the ten star guardians who follows Ultron's wish and assisted the four chosen children in defeating Sauron and his minions. After being separated from his fellow star guardians, he started searching for Apollo in the space.

He has a two shotels on it's back. Upon summoning his star energy, Callum performs his signature move, the Ring of Light, which he combines his shotels together to form a ring, enveloping it with luight energy, then throwing it to his enemy much like a boomerang.

He has been controlled by Sauron when he was looking Apollo and Arrest see him and defeat Callum with Arest's star energy, the Comet of Light.