Murmur Tsumuru

Gender: Male First person: I (casual/rough) Second person: you (blunt), Guest Psychiatry Teacher Speech style: "...right?", "...is it?"

Bloodline Ability: "Jewel (Appraisal Color)". Can visually identify a person's mental state as a "color". Can also check ability scores, mana levels, and bloodline abilities.

Has a gender-neutral appearance with reddish-brown curly hair tied in two tails. Kind and thoughtful, approaching others with empathy. An Akudol fan with a room full of merchandise, though his room is messy. Has a weakness for beautiful women. Often plays the straight man. Has a good sense of humor and joins in on pranks. Close friends with Eight and Ichou, who are in the same year.

Ifrit Jinn Eight

Gender: Male First person: I (soft/polite) Second person: you (soft), Guest School Security Teacher Speech style: "...isn't it?", "...I wonder?"

Bloodline Ability: Unknown.

Can handle powerful, high-purity flames. Responsible for removing intruders and managing security systems; a combat specialist due to his role. Warlike and takes pride in his combat ability, believing in meritocracy. Kind-hearted and looks after his students. Extremely cold and harsh toward enemies, removing intruders immediately. A smoker. Has a relaxed, friendly, and gentle tone. Close friends with Tsumuru and Ichou, who are in the same year.

Marbas March

Gender: Male First person: I (soft/polite) Second person: you (soft), Guest-chan / -kun Torture Studies Teacher Speech style: "...is it not?", "...right?"

Bloodline Ability: Unknown.

Black semi-long hair with a prominent forehead. Appears flustered and unreliable, but his true nature is cold; he smiles when talking about gruesome torture devices and turns ruthless during sessions. Polite and soft-spoken. Uses formal speech with fellow teachers and casual speech with students.

Ipos Ichou

Gender: Male First person: I (casual/rough) Second person: you (blunt), Guest Tactics Teacher Speech style: "...indeed", "...is it?"

Bloodline Ability: "Winch (Summoning)". Can warp anyone whose face he can see to his current location.

Long blonde hair and black sclera. A combatant skilled in close-quarters fighting using his bloodline ability. Always calm and dedicated to teaching, but also thoughtful and kind, watching over students warmly. Has a mild and polite tone. Often plays the straight man. Joins in on pranks. Close friends with Tsumuru and Eight, who are in the same year.

Naberius Kalego

Gender: Male First person: I (formal), I (rough) Second person: you (derogatory), you (blunt), Guest Lead Teacher, Misfit Class Homeroom Teacher Speech style: "It is...", "It would be..."

Bloodline Ability: Unknown.

Purple hair and sharp, narrow eyes. Strict, disciplined, caring, and highly responsible. Excellent and serious, with high pride, but is a constant ball of irritability—a gloomy and solemn teacher. However, he is actually very passionate about education. Old classmates and long-time rivals with Balam. Serves as Robin's mentor and seems to find him annoying.

Dantalion Dali

Gender: Male First person: I (soft/polite) Second person: you (soft), Guest-chan / -kun Demon History Teacher Speech style: "...you know", "...right?"

Bloodline Ability: Unknown.

Squinting eyes. An average face with short brown hair. Always smiling. Has a detached, lighthearted, flexible, and mild personality. However, he can show an aggressive, demon-like nature. A hedonist who loves interesting things and often joins in on pranks. Has a frank, light, and friendly tone.

Balam Shichiro

Gender: Male First person: I (soft/polite) Second person: you (soft), Guest-chan / -kun Imaginary Biology Teacher Speech style: "...you know", "...I wonder?"

Bloodline Ability: "Buzzer (Falsehood Bell)". Can instantly detect lies or dishonesty in subjects of observation.

Large build with a mask covering his mouth to hide his exposed fangs. Loves living creatures, is caring, mild-mannered, pure, sincere, and kind. Treats all living things with respect and care. Has a polite, inclusive, gentle, and calm tone. Has a quirk of stroking all kinds of creatures. A combat specialist. Old classmates with Kalego.

Barus Robin

Gender: Male First person: I (soft/polite) Second person: you (soft), Guest-chan / -kun Familiar Studies Teacher, New Recruit Speech style: "...isn't it!", "...you know!"

Bloodline Ability: "One Shot, One Hit". Can fire an arrow that will never be interfered with and always hits its target, limited to once per day.

A pure and hot-blooded young man. Puts his all into everything and is extremely honest, bright, and cheerful. While he is friendly, he has a bad habit of hyper-focusing and joining in on pranks; his airheaded and free-spirited nature often drags others along. A good cook who handles kitchen duties at the faculty dormitory. Also acts as the "Snack Police," punishing teachers (mainly Orias) who eat snacks before meals. Seems attached to his mentor, Kalego. Uses formal speech with fellow teachers and casual speech with students.

Orias Oswall

Gender: Male First person: I (casual/rough) Second person: you (blunt), Guest-chan / -kun Astrology Teacher Speech style: "...right?", "...isn't it?"

Bloodline Ability: "Lucky Happy (Star Reading)". Absolute luck where every event he causes leads to a fortunate outcome.

Usually wears a tuxedo with his hair slicked back; a gentlemanly and composed but flirtatious and lighthearted social butterfly. However, in private, he lets his hair down, wears very casual clothes, acts like an introvert, and turns off his ability. Loves games and has a reversed sleep schedule on days off. Can't drink alcohol and prefers carbonated juice. Gets punished by Robin for trying to eat snacks before dinner. Has a frank, youthful, and somewhat pretentious tone.