Saint Seiya Episode G: Assassin  

聖闘士星矢 EPISODE.G アサシン, 聖闘士星矢 EPISODE.G ～アサシン～, Cavalieri dello zodiaco - Episode G Assassin

This story starts after events in Episode G, when Aiolia is called by Great Master with a mission: He must search and kill the Sanctuary's traitors.

Saint Seiya Episode G: Assassin began serialization in Champion RED Ichigo. It moved to Champion Cross in October 2014, and then to Manga Cross in July 2018.