A family Man on the surface, Freddy Krueger was the serial killer known as the "springwood slasher". After Krueger was caught and released on a technicality, he was offered The chance to continue to wreak havoc after his death. Krueger becomes a dream demon that enters His victims' Dreams quickly turning them to nightmares. If Freddy Krueger kills you in the 'dream world,' it causes Death in the real world where he gets to absorb the People'S souls afterwards.