Jeff The Killer

Personality. In almost all depictions, Jeff appears as a ruthless, cold-hearted, sadistic, ominous, murderous, psychopathic and dangerous killer, commonly accompanied with a twisted sense of humor and a snarky attitude.

Appearance: Who is Jeff the Killer? Jeff the Killer is a fictional character in the online horror fiction subgenre, creepypasta. He is depicted as a pale, noseless man with long black hair and a Joker-esque grin carved into his face, known for his pre-murder catchphrase, “Go to sleep.”