Ker

Ker (ケ ー ル , Kēru) was a Goddess servant of Hades as well as the younger sister to Hypnos and Thanatos. She presided over destinies. She has acted covertly since mythological times and is the responsible for causing countless calamities wherever she cast her misfortune. She was the real architect behind the evil that befell Gemini Saga which almost culminated in the defeat of Athena and her army in the Holy Wars of the 20th century.