Jeff the Killer is a serial killer in the Markiplier universe.
Jeff the KillerEdit
Mark finds himself in a strange building, and is jumpscared by a huge Jeff the Killer block. He later found Jeff himself, who vanished fell to the floor and vanished.
- JUMPSCARES AND JUMPSCARES|Jeff the Killer JUMPSCARES AND JUMPSCARES
- Illusion JUMPSCARES GALORE