Hades is one of mythology's most recognizable figures and serves as Saint Seiya's final major villain. He's the god who rules the Underworld and has a long-standing grudge against Athena. His ultimate goal is pretty straightforward—wipe out humanity and turn Earth into a barren wasteland. He's basically fed up with humans and their endless ingratitude toward the gods, which fuels his hatred.
Content compiled by AnimeList.moe from publicly available sources.