Saint Seiya: Soul of Gold
Japanese title: 聖闘士星矢 -黄金魂 soul of gold-
Alternative titles: Saint Seiya: Ougon Tamashii
Type: ONA
Source: Manga
Episodes: 13
Status: Finished Airing
Aired: Apr 11, 2015 to Sep 26, 2015
Duration: 24 min per ep
Rating: PG-13 - Teens 13 or older
Studios: Toei Animation, Bridge
Producers: Bandai Visual
Genres: Action, Adventure, Fantasy, Sci-Fi
Themes: Mythology
Demographics: Shounen

In the Underworld, during the fight against Hades, the 12 Gold Saints gave up their lives to destroy the Wailing Wall and allow Seiya and his friends to keep moving forward. Aioria and the Gold Saints, who should have disappeared, come back to life in this beautiful Earth full of light. How have they resurrected if they were supposed to be dead? While the big mystery remains, Aioria gets involved in a new battle and when his Cosmo exceeds its limits... a change happens to the Leo Cloth!

(Source: AniChart/AniList)