Melinoe
In Greek mythology, Melinöe is the goddess of ghosts and nightmares. It is said that she grants madness to those she haunts. She is the daughter of Persephone and Hades. She lives in the Underworld. She has a pale complexion and a short temper and takes after her father in almost every way, except from her beauty that she gets from her mother Persephone. Melinöe has the powers to turn any mortal insane by her phantoms.
Melinöe is often depicted as a shadowy, ghost-like figure often with the ability to shape-shift and take on various forms. She is said to be able to haunt the living and cause them to experience disturbing dreams and visions, making her a powerful figure in the realm of the supernatural
Little is known about Melinöe, but ancient Greeks used to conduct rituals and acts of praises to her as a sign of devotion and to garner protection from ghosts. Melinöe is also sometimes confused with Hecate, a Titan goddess and Angelos, a god of purification who was turned into an Underworld god by his parents, Zeus and Hera. Melinöe also has 2 siblings, Makaria/Macaria and Zagreus.