He wears a green Domino Crown, has a green torso and black skin, and wields a green poison sword called Demon Shank. He is the math teacher. He is cold, terrifying, and the most feared teacher in the school. He is the first to rush to anyone who receives an F. When he kills, he uses his sword. He has a red laser in his right eye that he can toggle on and off. He is male. His full name is 1x1x1x1. He is best friends with Ms. Noli and calls her Noli. He often teases Noli and shows a playful side only around her. He has a grip strength of 400.

Her entire body is purple. She wears a hat that looks like a purple crown but has small masks of a smiling face and a crying face on the front. She carries a white Void Star that floats in her hand. Half of her body is dark purple with floating error code numbers. She can attack by throwing the Void Star, which kills instantly on impact; the star reappears in her hand immediately after being thrown. While she is usually kind, she becomes bloodthirsty when someone gets an F. She can dash forward with one hand extended, and anyone hit by this dash dies. She is the Korean teacher and is female with long hair. She can teleport by pressing the Void Star with both hands. She is the homeroom teacher for John, Guest 1337, Veronica, C00lkidd, Elliot, Newbie, and Chance. She is best friends with Mr. 1x and calls him 1x. She is very playful when she is with 1x.

A model student with blue hair. He is male. He is quiet, serious, and calm. He always receives A+ grades. He wears something resembling a military uniform. He is good at PE and is a fast runner.

She has a TV for a head and a pink body. She is agender but leans feminine. Her grades range from B to A. She has a warm personality.

He runs a pizza parlor and causes a lot of trouble. He is very playful and loves pizza. His grades range from D to B. He is Elliot's younger brother. His entire body is red.

C00lkidd's older brother. He runs the pizza parlor with C00lkidd. However, because C00lkidd is constantly causing trouble, Elliot spends a lot of time apologizing. His grades range from C to A. He wears a red hat and the red uniform of the pizza parlor.

He has a blue torso, green pants, and yellow skin. He is quiet. His grades range from D to B. Fearing he might get an F, he always carries an Invisibility Potion to disappear and a Sladeskin Potion to block attacks. He studies very hard.

A gambler. He loves dangerous and thrilling challenges. He is very lucky. He is energetic and full of confidence. He wears a black suit, a red tie, black sunglasses, and a black hat. He always carries a gun called a Flintlock. His grades range from B to A.