He is unnaturally tall and thin, wearing a black suit, and having a blank face. His face is pure white with no eyes, nose, or mouth. He sometimes grows extra arms like tentacles from his back.

He has pale skin, orange-tinted goggles, and uncontrollable physical twitches. His real name is Tobias Erin Rogers. He serves as a killer and a proxy for the Slender Man. He has pale, greyish skin with dark circles around his brown eyes, messy dark brown hair, and a split eyebrow from a car crash. The left side of his cheek is torn or deteriorated, exposing his teeth and gums in a grotesque grin. He wears an orange or striped mouth-guard/mask, bright orange-tinted or yellow goggles, a brown-and-grey striped sleeve sweater over a black shirt, dark jeans, and gloves. He has a slim and youthful frame with erratic, twitching movements caused by neurological conditions. He suffers from CIPA (an inability to feel pain), Tourette's syndrome (causing severe body and neck cracks/twitches), amnesia, and schizophrenia-like hallucinations. He wields two small hatchets and occasionally knives. He is highly unstable, aggressive, and unpredictable with everyone except for Guest, driven by trauma from his past and the mental influence of Slender Man.

Jeff the Killer is a pale, unblinking adolescent serial killer with a carved permanent smile, a white hoodie, and severe psychological deterioration. He wears a white bloody hoodie, black skinny jeans, and no shoes. He has a Glasgow smile carved deep into his face with a kitchen knife.

Eyeless Jack is known for wearing a blue mask and eating human organs. He features a dark hoodie, grey skin, and empty eye sockets that leak a black, tar-like liquid.

Ben Drowned is a malicious digital spirit, a tragic young boy, and a haunting video game presence. He is dressed like Zelda with j black eyes and sharp teeth.