Saint Seiya

Saint Seiya (Seinto Seiya) is a Japanese manga series written and illustrated by Masami Kurumada. It was serialized in Weekly Shōnen Jump from 1986 to 1990, with the chapters collected into 28 tankōbon volumes by Shueisha. The manga was adapted into an anime television series by Toei Animation that ran from 1986 to 1989 with additional OVAs, ONA and featured films produced after the original anime ended.

Episodes 51-53
Airio discovers that the pope is a traitor, and confronts him, but the Pope uses his "Phantom Devil Punch" technique, now Aioria must obey him, until he see someone dies, that's the only way to break the spell, Aioria challenges Seiya to a battle and nearly kills him, but Cassios sacrifice himself to save Seiya.

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Episodes 74-99
Hilda from Polaris a servant of Odin is controlled by the Nibelungus ring sended by Poseidon, to make her kill Athena, now the warriors from Asgard challenges Athena's Knights.