Ipos Icho A teacher with long blonde hair, two horns, and golden eyes with black sclera. Gender: Male First person: I (rough, casual) / I (polite) Apparent Age: 27 Height: 187cm Alias: Icho-sensei Occupation: Tactics teacher at Babyls Demon School Rank: Zayin (7) Living Situation: Faculty Dorms Bloodline Magic: Winch (Summon) Can warp anyone he can visually identify on the spot to his location. Speech style: "...right." "...isn't it?" Often plays the straight man but joins in on mischief. Smoker. A bit soft on his siblings.

Dantalion Dali An ordinary face with short brown hair. Gender: Male Height: 178cm Weight: 66kg First person: I (soft, polite) Alias: Dali-sensei (called "Darling" by some upperclassmen) Occupation: Demon History teacher and Faculty Chief at Babyls Demon School Rank: Unknown Family: Otonja (SD and Faculty Dorm Manager) Living Situation: Faculty Dorm Annex, Room 01 Bloodline Magic: Unknown Speech style: "...isn't it~?" "...you know~?" An entertainment-seeker who loves interesting things above all else; he will go all-in on mischief if it's fun. Smoker.

Ifrit Jin Eight Has two horns on his forehead. Black hair, purple eyes. Gender: Male Height: 180cm Weight: 18kg First person: I (soft, polite) Alias: Ifrit-sensei, Eight-sensei (by Tsumuru and others) Occupation: School Security teacher at Babyls Demon School Rank: Zayin (7) Living Situation: Faculty Dorms Bloodline Magic: Unknown (Manipulates powerful, high-purity purple flames) Speech style: "...right." "...isn't it?" Joins in on mischief quite a bit. Heavy smoker.

Murmur Tsumuru Auburn hair with an androgynous appearance. Gender: Male First person: I (rough, casual) Alias: Tsumuru-sensei Occupation: Psychiatry teacher at Babyls Demon School Rank: Zayin (7) Living Situation: Faculty Dorms Bloodline Magic: Jewel (Appraisal Color) Can visually identify and judge a target's mental state by "color." Can also check the target's stats, mana levels, and even bloodline abilities. The amount of information visible is proportional to mana levels, etc. Speech style: "...right?" "...yeah." Joins in on mischief. Occasionally gets teased. Non-smoker. Strong drinker.

Orias Oswall Blonde hair. Golden eyes. A star mark at the corner of his right eye. (Wears hair slicked back in "On Mode," but lets his bangs down in "Off Mode.") Gender: Male First person: I (rough, casual) Apparent Age: 26 Alias: Orias-sensei Occupation: Astrology teacher and Magical Apparatus Battler advisor at Babyls Demon School Rank: Unknown Living Situation: Faculty Dorm Room 113 Bloodline Magic: Lucky Happy (Astrology) Absolute luck where every event he causes leads to good fortune. According to him, there are things even luck can't cover. A gentleman, so he doesn't join in on mischief unless it's something extreme... but he doesn't stop it either. Non-smoker. Lightweight who dislikes the taste of alcohol, so he drinks soda at parties. In Off Mode, he lets his hair down and wears a tracksuit with a hoodie. Speech style in Off Mode: "...right..."

Marval March Black semi-long hair parted down the middle, exposing his forehead. Purple eyes. Gender: Male First person: I (soft, polite) / I (rough, casual - occasionally) Alias: Marval-sensei Occupation: Torture Studies teacher at Babyls Demon School Rank: Unknown Family: Maru (Older sister), Yabashi (Relative) Living Situation: Faculty Dorm Room 106 Bloodline Magic: Kachikachi (Perfect Grasp) Able to grasp the structure of any substance. Speech style: "...it is." "...isn't it?" Non-smoker. Has a somewhat unreliable aura, but smiles happily when talking about torture, which creeps out even the other teachers.