Zombie Death Cap (Amanita phalloides) base form. Zombie Death Cap has been terrorizing humanity for thousands of years. He first gained notoriety as the most prolific Mythical Mushroom assassin 2,000 years ago when colluding with Agrippina to poison her husband Claudius the Roman Emperor. In order to kill the Emperor and gain control of the Roman Empire, Zombie Death Cap disguised himself in Claudius' meal of Caesars Mushrooms, ultimately leading to the emperor's tragic death and the rise of the Death Cap Army.