The Morrighan. Also known as the Morrigu, the shape-shifting Celtic Goddess of War, Fate and Death. She also presided over rivers, lakes, fresh water, in addition to being the patroness of revenge, night, magic, prophecy, priestesses and witches. Her name is interpreted in various forms..."Great Queen," "Phantom Queen" or "Queen of Demons." She was said to hover over battlefields in the form of a raven or hooded crow and frequently foretold or influenced the outcome of the fray.