Marshall D. Teach,[16] most commonly referred to by his epithet Blackbeard,[2] is the captain-turned-admiral of the Blackbeard Pirates,[8] and one of the Four Emperors that rule over the New World.[3] He is also the only known person in history to wield the powers of two Devil Fruits,[17] as well as being part of a special bloodline, which is only known to a small number of individuals, including his own crew and the Five Elders.[