Hades (ハデス Hadesu), whose real name is Precht Gaebolg (プレヒト・ゲイボルグ Purehito Geiborugu), was Fairy Tail's second Guild Master, and the one who passed on the title to Makarov Dreyar. After leaving Fairy Tail, Hades later became the leader of the Dark Guild, Grimoire Heart, until he was killed at the hands of Zeref.