Jeff The Killer

The Character: A teenage boy named Jeffrey Woods who transforms into a psychotic serial killer. The Origin: After moving to a new neighborhood, Jeff gets into a brutal fight with local bullies, leaving him severely burned. The Transformation: After his bandages are removed, he suffers a mental break. He carves a permanent smile into his cheeks so he "never stops smiling" and burns off his eyelids so he "never misses anything." The Catchphrase: He famously whispers "Go to sleep" to his victims before attacking them.