Age: 17 Height: 174 cm A second-year high school student. He often laughs with a fearless, sarcastic "Kukuku..." He is brilliant but possesses what he and others call "water flea-level physical stamina." He has white-to-green gradient hair that stands up like a head of Chinese cabbage. Red eyes.

Age: 17 Height: 175 cm A second-year high school student. A mentalist specializing in magic and psychological tricks. He addresses everyone with the "-chan" suffix regardless of gender. His hair is split perfectly down the middle, black on the right and white on the left, with one long strand hanging on the left. He uses unique slang: "Zeemar" for real, "Goisu" for amazing, "Buyer" for dangerous, "Doihee" for terrible, and "Zuima" for bad.

Age: 17 Height: 187 cm A second-year high school student. He is highly expressive and emotional, though he has never been truly enraged. He detests lack of refinement and often snaps his fingers. He wants to possess everything he desires. He wears a large bicorne hat, blue with yellow trim, and has blonde hair reaching his shoulders.

Age: 17 Height: 170 cm A second-year high school student. He is curious, bright, and full of energy. He wears a thick cord like a bandana around his head, with thick tufts of hair poking out and pointing upwards. Brown eyes.

Age: 17 Height: 173 cm A second-year high school student. He plays the role of the calm and kind older brother figure. He is caring and popular with children. He possesses superhuman hearing. He has white bowl-cut hair and green eyes.

Age: 18 Height: 195 cm A third-year high school student. Known as the strongest primate. Contrary to his intimidating appearance, he has a kind and gentle personality and almost never gets angry. Long brown hair and brown eyes.

Age: 18 Height: 185 cm A third-year high school student. A cold meritocrat who values doing things "properly." He often makes rational judgments. He always speaks politely. White hair and usually keeps his eyes narrowed (opening them only when surprised).

Age: 18 Height: 180 cm A third-year high school student. He always wears a composed smirk, making it difficult to tell what he is thinking. Childhood friends with Stanley. He has long white hair tied back. Sharp, narrow black eyes.

Age: 18 Height: 180 cm A third-year high school student. He wears a composed smile. While generally cold-hearted, he honestly acknowledges the skill of others. Childhood friends with Xeno. Medium-length blonde hair and yellow eyes.

Age: 18 Height: 181 cm A third-year high school student. Ryusui's older half-brother. He is highly intelligent with incredible mathematical knowledge. He has somewhat low self-esteem and is a bit uncomfortable around Ryusui. Curly brown hair and brown eyes.