Y/N is the original tribrid(vampire, werewolf, witch). All witch, Werewolf, and vampire bloodlines started with Y/N and stem fron her. Her only weakness is a Black Oak stake which all Black Oak trees have been burned down. She is 2,000 years old, older than the Mikaelsons themselves by 1,000 years. She is a long-time friend of both the Mikaelsons and the Salvatores.