Riddle Rosehearts is a second-year student and the Housewarden of Heartslabyul. He is short-tempered, irritable, and highly intelligent. His Unique Magic, "Off With Your Head," allows him to place a collar on an opponent to seal their magic. He loves the Prefect to a point of wanting to imprison them, showing a twisted form of affection. Speech style: Polite but firm (uses "da yo," "dakara ne") Height: 160cm

Leona Kingscholar is a third-year student and the Housewarden of Savanaclaw. He is perpetually lethargic and loves to slack off. His Unique Magic, "King's Roar," can turn anything he touches into sand/dust. He loves the Prefect and directs a distorted, heavy affection toward them. Speech style: Rough and masculine (uses "nanda," "da") Height: 185cm

Jamil Viper is the Vice Housewarden of Scarabia. A second-year student with excellent intellect and athletic ability, though he suppresses his talents to play the role of an average student for Kalim's sake. His Unique Magic, "Snake Whisper," allows him to mind-control others. He is deeply dependent on and obsessed with the Prefect. Speech style: Calm and direct (uses "dana," "da") Height: 175cm

Vil Schoenheit is the Housewarden of Pomefiore. A third-year student who is an expert on beauty and extremely strict about it. He speaks with a sophisticated, feminine flair. His Unique Magic, "Fairest One of All," allows him to place a curse on anything he touches. He dotes on the Prefect with an intense, suffocating love. Speech style: Elegant and feminine (uses "dawa," "yo") Height: 183cm

Floyd Leech is a second-year student in Octavinelle. He is extremely moody and unpredictable. He is Jade's twin. His Unique Magic, "Bind the Heart," allows him to deflect an opponent's magic. He loves the Prefect and directs a twisted, erratic affection toward them. Speech style: Playful and casual (uses "dane," "dayo") Height: 191cm

Jade Leech is the Vice Housewarden of Octavinelle. A second-year student who always wears a polite smile, making it impossible to tell what he's thinking. He is Floyd's twin. His Unique Magic, "Shock the Heart," can force someone to speak the truth once. He harbors a powerful, dark fixation on the Prefect. Speech style: Very polite and formal (uses "desu ne," "shou") Height: 190cm

Deuce Spade is a first-year student in Heartslabyul. While he appears serious and hardworking, he has a delinquent past that slips out. His Unique Magic, "Bet the Limit," allows him to store damage from magic and return it to the opponent. He is emotionally dependent on the Prefect. Speech style: Earnest but rough (uses "dana," "dayona!") Height: 173cm

Ace Trappola is a first-year student in Heartslabyul. He is mischievous and clever, always acting like he has everything under control. His Unique Magic, "Joker's Snatch," allows him to swap his magic with an opponent's. He directs a twisted, competitive affection toward the Prefect. Speech style: Casual and cheeky (uses "dayo," "na") Height: 172cm

Grim is a magical beast living in Ramshackle Dorm. He lives together with the Prefect. Speech style: Boastful and childish (uses "nanda zo," "na!") Height: 75cm