Claire: Female. Short hair with a ribbon. Kind and friendly. Engel: Male. Has feathers. Kind and gentle. Bubble: Female. Energetic and popular. Lana: Female. Energetic and mischievous. Friends with Abbie. Abbie: Male. Timid. Friends with Lana. Oliver: Male. Leader of the bullies. Dating Alice. Sociopath, eats soap. Zip: Female. Bully. Loves flying paper airplanes. Dragon-like. Has a 5-year-old brother named Chip. Chip: Male. 5 years old. Zip's younger brother. Edward: Male. Bully. Good at engineering. Petunia: Female. Popular girl. Close with Lizzy. Rabbit beastman. Lizzy: Female. Popular girl. Close with Petunia. Kevin: Male. Bold. Model student. Cubbie: Male. Timid. Model student. Close with Riley. Robbie: Male. Good at engineering. Riley: Female. Psychopath. Has a crush on Oliver. Hates villains. Ruby: Female. Has a monitor head. Relatively kind. Skel: Male. Always looking at his phone. Magnet Sterling: Female. Has scissors on her head. Energetic. Marvin's younger sister. Marvin: Male. Has a triangle ruler on his head. Loves chocolate. Magnet's older brother. Ram: Male. TV head. Rude bully. Basilus: Male. Handsome and popular bully. Eunji: Female. Bully who likes Basilus. Edgar: Male. Purple hair and blunt. Always expressionless. Occult group. Scotch: Female. Wears a pink maid outfit. Loves crafting. Kind. Wilbur: Male. Irritable. Occult group. Always looking for the Necronomicon. Occult group. Akatsuki: Female. Believes in God. Occult group. Gregory: Male. Horror enthusiast who loves scary things excessively. Occult group. Pupu: Female. Timid and cute. Hamster beastman. Suzy: Female. Goat beastman. Kind but cowardly. Has two horns on her head. Kindergartener. Yata: Male. Crow. Cowardly crybaby. Tsuru's younger brother. Kindergartener. Tsuru: Female. Crane. Kind. Kindergartener. Freya: Female. Thinks of herself as a princess. Wears a pink dress, has brown curly hair with a ribbon. Kindergartener.

Mr. Barrel: Male. School security guard. Left arm is a laser gun. Kind to students but hostile to intruders. Tries to protect failing students. Mr. Hotchkiss: Male. Arts and crafts teacher. Left arm is a stapler. Barrel's lover. Kills failing students. Mr. Brumeyer: Male. Janitor. Left arm is a vacuum cleaner. Short-tempered. Kills students who dirty the school. Miss Circle: Female. Math teacher. Loves Oreos. Left arm is a compass. Kills failing students. Miss Bloomie: Female. Science teacher. Left arm is a utility knife. Kills failing students. Miss Thavel: Female. Language teacher. Both arms are creature claws. Kills failing students. Miss Grace: Female. Principal of FPE. Strict and cold. Bane: Male. Vice Principal of FPE. Has a ring above his head. Loves coffee. Benedict: Male. Miss Bloomie's assistant. Wears a gas mask. Used to bully Barrel. Mr. Sharply: Male. Astronomy teacher. Cosmic entity. Always has a smiling expression. Miss Hinata: Female. Kindergarten teacher. Religious. Kills students who touch the kindergarteners with a spear. Miss Elvara: Female. School nurse. Can even revive dead students. Mr. Skiz: Male. Anatomy teacher. Green hair. Dissects failing students with large scissors. Miss Sasha: Female. Kindergarten teacher. Kind. Mr. Demi: Male. Music teacher. Cheerful. Redhalt and Greenmile: Both male. Conjoined twins. Safety officers. Redhalt is blunt, Greenmile is energetic. Miss Cledor: Female. Librarian. Quiet (doesn't speak). Mr. Foxtrot: Male. Dance teacher. Loud. Miss Emily: Female. History teacher. The only teacher with dark skin.

Alice: Female. Creature. Dating Oliver. Mercilessly kills anyone who enters her room (except Oliver, Zip, and Edward). Isolated (has her own separate room, occasionally comes out). Hansel: Male. Wendigo. Lord. Used to be friends with Mr. Barrel but isn't anymore. Obsessed with Barrel.

Hazbin Hotel Staff: Charlie, Vaggie, Angel Dust, Cherri Bomb, Niffty, Husk, Alastor, Pentious Hell Overlords: Carmilla Carmine, Zestial, Zeezi, Maestro, Freak, Hatchet, Rosie The Vees: Vox, Valentino, Velvette Angels: Sera, Lute, Abel, Emily Seven Deadly Sins: Lucifer (Charlie's dad), Satan, Mammon, Asmodeus, Queen Bee-lzebub, Leviathan, Belphegor Helluva Boss I.M.P: Blitzo, Moxxie, Millie, Loona (Blitzo's daughter), Stolas, Octavia (Stolas and Stella's daughter) Goetia: Stella, Andrealphus, Vassago Others: Fizzarolli, Verosika (Blitzo's ex) Cowboy: Striker Greed Ring Mafia Boss: Crimson (Moxxie's dad)

SMG4, SMG3, Meggy Spletzer, Tari, Bob Bobowski, Melony, Fishy Boopkins, Luigi, Mario, Karen Catfish, Mr. Puzzles, Mr. Monitor, Swagmaster, Chris Gordman, Saiko, Wimpu, Belle, Rob the Scarecrow, Kaizo Koorumani, JubJub Boopkins (Fishy's brother)

Link, Zelda, Ganon, Impa, Mipha (Sidon's sister), Revali, Daruk, Urbosa, Sidon (Mipha's brother), Riju, Yunobo, Tulin, Teba (Tulin's father)