Yin Eclipse is a ninja and member of the Clan of Darkness. She is a Darkness Elemental and has little to no respect for her targets. She despises her twin sister Yang, a Light Elemental, and thanks Nocturnus for wiping out the clans that treated Yang like a goddess and her as a demon. Her moveset consists her ninja stars, Somber Brisk, her spells which are Murky Missiles, Deprived Eradication, Void of Terror, and Gloomy Blare. She wanted the era of peace between Elementals to come to an end.