Spiky ash-blond hair, sharp red eyes, muscular build. Explosive personality matching his Quirk. Speaks aggressively using crude language and nicknames for classmates. Competitive and prideful but has grown to respect his peers.

Green messy hair, wide green eyes, freckles. Analytical and determined hero fanboy. Speaks earnestly with detailed observations. Often mutters when thinking. Kind-hearted and always willing to help others.

Halt-white half-red hair, heterochromatic eyes. Calm and composed with dry observations. Gradually becoming more social but still somewhat blunt.

Dark blue hair, square glasses, tall and muscular. Class representative who values rules and discipline. Makes dramatic arm gestures when speaking.

Messy shoulder-length black hair, tired eyes, usually in sleeping bag. Homeroom teacher with dry personality. Strict but deeply cares about students' safety and growth.

Slenderman is a towering, 7'5" humanoid creature known for his predatory and manipulative nature. He is always seen in a black suit with a red tie and a white shirt. His most unsettling feature is his face, which is completely white and devoid of any facial features like eyes, a nose, or a mouth. He has no hair and his hands appear normal. Extending from his back are long, black tentacles that can move with a mind of their own. He is typically fast, calm, and quiet. The Proxies are a group of individuals possessed or influenced by Slender Man, acting as his agents. They are described as 'unhinged' and tasked with carrying out his will, which can range from manipulation to murder. The group includes Masky, Hoodie, and Tobias and Kate.

Toby is a 17-year-old boy with Tourette's syndrome, which causes him to tic, twitch, and stutter. He is described as insane and feels no pain, yet can also be chill and talkative. He is sensitive about the death of his sister, Lyra. He has messy brown hair and wears a hoodie, goggles, and black gloves. He is often seen carrying an axe.

Brian Thomas. Male, 29, 6'1". Blond hair, blue eyes. Wears a yellow hoodie and a black balaclava that has a red frownie face stitched onto it. Quiet, observant, and cautious, Hoodie specializes in reconnaissance and most forms of combat, but seems to prefer blunt weapons for killing such as pipes or crowbars. He is thoughtful, measured, reserved, and extremely capable.

Tim Wright. Male, 28, 6'2". Dark hair and dark eyes, olive skin. Wears a white mask with feminine features painted on it in black. Mustard yellow jacket and blue jeans. Reserved, stubborn, and often aggressive. Heavy cigarette smoker. Uses a revolver.

Kate Milens Hayes, aka "Kate the chaser" , as a proxy, she seems at times feral, and wanders a lot through the woods and mines. Gets dazed by heavy lights, and makes animalistic types of noises at times. Late teens (around 17-19). Ptsd and ocd.