Also known as “the vampire of Sacramento”, he was an American serial killer who killed 6 people in the span of one month. He was called so because he drank the blood of his victims and ate their body parts.A complete psychopath, who had the habbit of killing animals such as rabbit, birds, and even cow and drinking their blood. He was finally caught in 1979 after he murdered an entire household. When police searched his apartment, the walls, refrigerator and even the ceiling cover in blood. He was sentenced to death but he killed himself before the date of execution by stockpiling the medicines he was given.