Hyōga (Omega)

Hyōga ( Hyōga?) Also one of the Saints of legend from the generation of the 20th century, who fought for Athena in the divine battles for the fate of Earth. Hyōga is also afflicted by the same "dark wound" suffered by Athena, Shiryū, and Shun, and he meets Kouga after his defeat at the hands of Eden, being able to restore the young Saint's confidence in himself.

Before Saint Seiya Omega
Years before Saint Seiya Omega Mars invaded Earth, accompanied by his Martians where he confronted the Saint Of Athena faced the Battle is stopped by the fall of a meteor that fell to earth merging with armor and giving them the power of the elements but not only the Saints had this power but also the Martians had assimilated.

Saint Seiya Ω (this is exclusive to the anime series)
In episode 21 Hyōga reappears to make sense into a depressed Koga, the bottom of an ice cliff, to tell him about his mother and remind him that can protect Aria and Athena (Kido Saori) if he tries, after have a showdown, Hyōga manages to awaken the true Cosmos Pegasus and resume your confidence when Kōga Hyōga rises leaving behind, while this was happening the latter called Pegasus and then by name to his surprise.