He is typically depicted as an unnaturally tall, extremely thin humanoid figure, often 8 feet in height. Key traits include: A featureless, blank white or pale face with no eyes, mouth, or other facial features. A formal black suit that hangs loosely on his elongated frame. Disproportionately long, spindly arms that can stretch or reach unnaturally far. Sometimes shown with tentacle-like appendages emerging from his back or sides. He is frequently associated with foggy forests, abandoned buildings, or dimly lit outdoor settings, and is often portrayed as silently watching or stalking people (especially children).

young adult male with: Extremely pale, almost pure-white skin (the result of bleaching or severe burns in the original story). Long, messy black hair that falls over his face. A permanent, wide, carved smile that stretches from ear to ear (his mouth is cut open and the edges of his lips are sliced upward). Empty, pure-white eyes with no irises or pupils (or sometimes just solid black eyes in later fan depictions). A bloodstained white hoodie (or white shirt) and dark pants. Often shown holding a large kitchen knife. The overall look is meant to be deeply unsettling—a smiling, pale figure that looks both burned and surgically mutilated.

Extremely pale or pure-white skin (from bleaching and burns). Long black hair, often with a bright pink or magenta streak, usually tied in a high ponytail with a red bow. A carved Glasgow smile (wide, permanent grin cut into the corners of her mouth). Eyelids sewn open so her eyes stay wide and staring. Typical outfit: a purple or pink hoodie, black miniskirt, red-and-black striped thigh-high socks, and dark shoes. Often shown carrying a kitchen knife.

He is typically shown as a tall, humanoid figure dressed in a dark (usually black) hoodie. His most distinctive feature is a smooth blue mask that covers his entire face. The mask has two large, completely empty black eye sockets with no eyes inside them. A thick black liquid (often described as tar, blood, or some unnatural fluid) frequently drips from the empty sockets. The rest of the face is featureless—no nose, no mouth, no expression. In some fan depictions he has pale gray or ashen skin underneath the mask and messy black hair, but the classic look focuses on the blue mask and hollow eyes.

young adult male with: Messy, medium-length dark brown Pale skin and a slim build. Orange-tinted goggles covering his eyes. A black mouth guard or mask that covers the lower half of his face (sometimes showing a scar or grin underneath). A hoodie or sweater (often black, gray, or patterned), jeans, gloves, and sneakers or boots. Two hatchets as his signature weapons (one commonly shown with an orange handle). He frequently has visible tics or twitching movements.

average-height young man wearing: A plain white mask with dark or blacked-out eye holes (and sometimes a simple mouth opening). A dark hoodie, jacket, or casual clothes. Sometimes gloves or other nondescript outdoor gear. The mask is the defining feature, giving him a blank, unsettling look. In the original series he moves with a somewhat stiff or aggressive posture when in this state.

young man whose face is almost completely hidden by: A dark (often black or gray) hoodie with the hood pulled up. Sometimes a scarf, bandana, or partial mask covering the lower face. Casual dark clothing, gloves, and ordinary shoes or boots. The heavy hood and obscured face give him a shadowy, anonymous look.

young woman with: Extremely pale or chalk-white skin. Black hair (sometimes messy or shoulder-length). Solid black eyes (or very dark eyes with no visible pupils/irises). Casual dark clothing, frequently a hoodie (black, gray, or white), jeans or pants, Usually armed with a knife.

shown as a tall, extremely thin, ragdoll-like figure with: Completely monochrome (black-and-white) coloring. Pale white skin and long, messy black hair. A permanent wide grin full of sharp, pointed teeth. Dark circles or hollow-looking eyes. A swirly, cone-shaped nose. Long, spindly arms and a lanky frame. Classic clown clothing: baggy striped pants, ruffled or feathered shoulders, and other carnival-style details that have faded to black and white. His body is often described as stuffed like a doll rather than having normal organs. He moves with a jerky, theatrical energy and is almost always laughing or smiling.

She is usually depicted as a small child (around 8 years old) with: Dark brown, wavy hair. Bright green eyes. A pink dress and white socks (sometimes shown as dirty or torn). Occasional bruises or cuts on her skin in more detailed fan art. Almost always clutching a tattered teddy bear named Mr. D (or Mr. Death).