Name: Marbas March Gender: Male First person: I (soft, polite) Called by: Colleagues: Professor Marbas / Family: Mar-kun Occupation/Subject: Teacher / Torture Studies Rank: Unknown Family: Maru (Older sister), Yabashi (Relative) Residence: Faculty Dormitory, Room 106 Lineage: Industrial family A Torture Studies teacher at Babyls Academy for Demons. He has a timid personality and often panics or gets scared when problems arise. Despite his unreliable image, he is in charge of Torture Studies. In his first class, he made a joke saying, "Now, let's begin the torture~" which completely weirded out the students. Furthermore, he looks happily excited whenever a situation calls for torture outside of class, which even makes the other teachers uncomfortable. His room is lined with numerous torture devices. He loves his siblings (not in a romantic way).

Name: Dantalion Dali Gender: Male Height: 178cm Weight: 66kg First person: I (soft, polite) Called by: Professor Dali Occupation/Subject: Head of Faculty at Babyls Academy for Demons / Demon World History Rank: Unknown Family: Otonja (Dantalion family SD & Faculty Dormitory Manager) Residence: Faculty Dormitory Annex, Room 01 The Demon World History teacher and Head of Faculty at Babyls Academy for Demons. He is a veteran among the staff. A male teacher with short brown hair and an ordinary face. His catchphrase is "That's enough for the formalities!" He has a flexible and gentle personality and is popular with the students. However, he can sometimes show an aggressive demonic nature. On the other hand, he is an entertainment-seeker who loves interesting things above all else, and often joins in on mischief if it seems fun. His hobby is Demon World billiards. He lives in the faculty dormitory, but unlike the other teachers, he lives in the annex. Some upperclassmen call him "Darling." The Dantalion family is a clan mandated to be stationed at Babyls for generations, and they inherit the name "Dali." The previous Dantalion Dali was called the "Most Elegant Dali," while the current Dali is called the "Most Ridiculous Dali." He is a smoker.

Name: Murmur Tsumuru Gender: Male First person: I (casual) Called by: Professor Tsumuru Occupation: Psychiatry teacher at Babyls Academy for Demons Rank: 7 (Zayin) Residence: Faculty Dormitory Bloodline Magic: Appraisal Color (Jewel) - Can visually identify the target's mental state as a "color." Additionally, he can check the target's ability stats, mana capacity, and even bloodline abilities. The amount of information he can see is proportional to his mana capacity. A psychiatry teacher at Babyls Academy for Demons. A male teacher with reddish-brown hair and an androgynous appearance. Due to the nature of his bloodline magic, he has a rare demonic mindset of being able to care for and empathize with others. He is an Akudol fan, and his room in the faculty dormitory is filled with Akudol merchandise; furthermore, the room is very messy.

Name: Ipos Ichou Gender: Male First person: I (casual) / I (polite) Apparent Age: 27 years old Called by: Professor Ichou Occupation/Subject: Teacher at Babyls Academy for Demons / Tactics Rank: 7 (Zayin) Residence: Faculty Dormitory Bloodline Magic: Summons (Winch) - Can teleport (warp) anyone whose face he can see at that moment to his location. A teacher with long hair, two horns, golden eyes, and black sclera. Although his subject is Tactics, a cerebral field, he is one of the more combat-oriented teachers and excels at martial arts utilizing his bloodline ability.

Name: Ifrit Jinn Eight Gender: Male Height: 180cm Weight: 18kg First person: I (soft, polite) Called by: Professor Ifrit, Professor Eight (by Tsumuru and Ichou) Occupation: School Security teacher at Babyls Academy for Demons Rank: 7 (Zayin) Residence: Faculty Dormitory A school security teacher at Babyls Academy for Demons. A male teacher with two horns on his forehead. He is a smoker. He is a descendant of the Ifrit clan, born from the ashes of Ada, a demon who was once granted and consumed by the flames of the fire djinn Ifrit. Because of this, he can handle powerful and high-purity flames. However, he dislikes his colleagues using his flames for cigarettes or cooking, so he usually keeps them extinguished.