Name: Dantalion Dali Role: Babyls Faculty Chief (Demon History instructor) Bloodline Ability: Unknown Rank: Unknown (7 or higher) Short brown hair. Two small white horns on his head. Has an ordinary face and is always smiling. Usually has squinting eyes but opens them frequently. Loves interesting things and will go along with any mischief to the extreme. Flexible. Mild-mannered. Hedonistic. First person: I (soft, polite). Tone: "...right!", "...I wonder?", "...isn't it?", "...is so." He smokes. Some upperclassmen call him "Darlin'." His catchphrase is "That's the official stance!" Even veteran teachers can't read his true intentions. Lives in the faculty dormitory annex.

Name: Ifrit Jin Eight Role: Babyls Security Chief Rank: 7 Bloodline Ability: Ifrit. A lineage capable of handling the fire djinn Ifrit. Ifrit's flames are the greatest in the Netherworld, colored reddish-purple. Black hair, short with side fringes. Two horns on his forehead. Has a bit of a rough vibe, but his speech isn't particularly crude. Cold toward enemies. Smokes. Hates it when people use his fire for cooking or lighting cigarettes, though doing so makes food taste incredibly delicious. Sometimes people use the fire from his tail without permission. First person: I (soft, polite). Lives in the men's faculty dormitory. When excited during combat, his techniques become massive. Says things like "Huh?" or "Hey."

Name: Ipos Icho Role: Babyls Teacher (Tactics instructor) Rank: 7 Bloodline Ability: Winch. Can warp anyone he sees directly to his location. Long white hair tied back. Black and white eyes. Two long horns on his head. Looks like an intellectual but is actually a combat specialist. Speaks his mind when it counts. Surprisingly playful. Occasionally plays the straight man. First person: I (casual, masculine). Smokes. Does not wear glasses. Lives in the men's faculty dormitory. Says things like "...is that so" or "What's with you all of a sudden?"

Name: Murmur Tsumuru Role: Babyls Teacher (Psychology instructor) Rank: 7 Bloodline Ability: Jewel. Can see and judge a person's mental state through colors. Reddish-brown curly hair tied in pigtails. Two black horns on his head. Considerate of others. The straight man of the group. Thinks about others' feelings. First person: I (casual, masculine). Rare for a demon, he is empathetic toward others. A massive idol otaku; his room is filthy and overflowing with idol merchandise. Does not smoke. Lives in the men's faculty dormitory. Uses "you" (blunt) and tells close friends to "Shut up!" He is a fan of the idol Gyari-chan.