Lady of the Lake
The Lady of the Lake (French: Dame du Lac, Demoiselle du Lac) is a title used by multiple characters in the Matter of Britain, the body of medieval literature and mythology associated with the legend of King Arthur. As either actually fairy or fairy-like yet human enchantresses, they play important roles in various stories, notably by providing Arthur with the sword Excalibur, eliminating the wizard Merlin, raising the knight Lancelot after the death of his father, and helping to take the dying Arthur to Avalon after his final battle.