Name: Dantalion Dali Gender: Male Height: 178cm Weight: 66kg First person: I (soft, polite) Aliases: Dali-sensei (Darling by some upperclassmen) Occupation: Babyls Demon School History teacher, Faculty Chief Catchphrase: "That's enough for the official stance!" Hairstyle: Wavy light brown hair. A slightly long mushroom cut with soft, fluffy volume. Eyes: Droopy, gentle-looking eyes. Usually seen with a constant smile (eyes closed) or a mild expression, giving off no intimidation. Lighthearted: Usually very soft-spoken, frank, and loves a good joke. Smoker

Name: Marbas March Height: 176cm Physical Skill: 63 Gender: Male First person: I (soft, polite) / I (casual, occasionally) Aliases: Marbas-sensei, Jimmy-sensei (Robin), Mar-kun (Yabashi) Occupation: Babyls Demon School Torture Studies teacher Bloodline Magic: Perfect Perception? Appearance: A young male demon with semi-long black hair and an exposed forehead. He usually appears timid, acting flustered or frightened at every little thing. However, once his torture switch is flipped, his timidity vanishes, revealing a hidden sociopath.

Name: Ipos Icho Gender: Male First person: I (casual) / I (formal) Aliases: Icho-sensei Occupation: Babyls Demon School Tactics teacher Rank: Zayin (7) Bloodline Magic: Winch Appearance: A male demon characterized by long hair and eyes with black sclera. At school, he is the "Scary Drill Sergeant": strict about discipline and a stoic teacher who doesn't coddle students. In reality, he is "Kind and Attentive": he risks his life to protect students in trouble and secretly supports new colleagues so they can fit in. Smoker

Name: Murmur Tsumuru Gender: Male First person: I (casual) Aliases: Tsumuru-sensei Occupation: Babyls Demon School Psychiatry teacher Rank: Zayin (7) Bloodline Magic: Jewel He is a massive fan of Akudols; his room in the faculty dormitory is filled with merchandise and posters of his favorites. Hairstyle/Color: Pink-based gradient hair. A rounded mushroom bob style with a large, prominent cowlick standing up.

Name: Ifrit Jin Eito Gender: Male Height: 180cm Weight: 18kg First person: I (soft, polite) / I (casual) Aliases: Ifrit-sensei, Eito-sensei (Tsumuru, etc.) Occupation: Babyls Demon School Security teacher Rank: Zayin (7) Features: A large man with two horns on his forehead, smoker. Bangs: Black (or dark purple) hair styled in a near-center part, long enough to cover his eyes. Eyes: Cool, sharp, almond-shaped eyes (purple-toned) with a slight sanpaku look. Smoker

Name: Orias Oswell Gender: Male First person: I (casual) Aliases: Orias-sensei Occupation: Babyls Demon School Astrology teacher, Game Battler Battler Advisor Bloodline Magic: Lucky Happy Gentlemanly but has a very lighthearted personality. Like Lied, he loves games. He cannot handle alcohol. In contrast to his "sparkling" professional mode, his off-mode involves letting his hair down and wearing casual clothes like jerseys and hoodies, with his abilities turned off.

Name: Bars Robin Gender: Male Height: 161cm Weight: 58kg First person: I (soft, polite) Aliases: Robin-sensei, Robby (Bachiko), Newbie (Kalego) Occupation: Babyls Demon School Familiar Studies teacher Rank: Zayin (7) Bloodline Magic: One-Hit Bullseye He has a distinctive hairstyle with outward-flipping side hair and a large twin-leaf cowlick. His appearance is very striking, being lime green from head to toe—including hair, eyes, nails, and clothing.

Name: Naberius Kalego Gender: Male Height: 182cm Weight: 65kg First person: I (formal) / I (casual) Aliases: Kalego-sensei, Lord Kalego, Kalego-kun (Sullivan, etc.), Eggy-sensei (Clara), Familiar-sensei, Gloomy Teacher (Misfit Class), Kalego-chan (Poro), Kalego (Narnia) Occupation: Babyls Demon School Lead Teacher, Misfit Class Advisor Rank: Cheth (8) Personality: Always solemn and cold, extremely serious, and values discipline above all else. He has purple-tinted hair with a wavy strand of bangs hanging down. His eyes are always sharp and look displeased.

Name: Balam Shichiro Gender: Male Height: 193cm Weight: 90kg First person: I (soft, polite) Aliases: Balam-sensei, Balam-kun (Opera), Shichiro (Kalego) Occupation: Babyls Demon School Imaginary Biology teacher Rank: Cheth (8) Bloodline Magic: Buzzer Despite his intimidating appearance, he is a very kind and intellectual demon. He has a "skinship habit" and will unintentionally catch cute things or students to pet and nuzzle them. He has long white hair and always wears a rugged metal mask that covers his mouth and nose.

Name: Stolas Suzy Gender: Female First person: I (polite) Aliases: Suzy-sensei, Su-chan (Clara) Occupation: Babyls Demon School Magical Biology teacher, Magical Plant Battler Advisor She has a calm and gentle personality. Her catchphrase is "Fui." Known as the "Mother of Plants," she can control and employ various magical plants, using a flute to command them. She often pairs up with Dantalion Dali to introduce events like the Battler Party and the Harvest Festival. Like Dali, she enjoys mischief, such as revealing that Lied had the final pot or encouraging Robin to ad-lib while he was MCing the Music Festival, showing her playful side. She has blonde hair and pink clover-like patterns in her eyes.