He wears a green domino crown, has a green torso, and black skin. He wields a green poison blade called the Demon Shank. He is the math teacher. He is terrifying and cold, known as the scariest teacher in the school. Whenever someone gets an F, he is the first to arrive. He kills his targets with 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 gets on Noli's nerves 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 upon impact; the star reappears in her hand immediately after being thrown. While she is usually kind, she becomes bloodthirsty when someone receives an F. She is the Korean teacher. She is female and has long hair. She can teleport by pressing the Void Star with both hands. She is the homeroom teacher for John, Guest 1337, Veronica, CoolKid, Elliot, Newbie, Chance, and 2Time. 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 physical education and is a fast runner.

She has a TV for a face 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 shop 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.

CoolKid's older brother. He runs the pizza shop with CoolKid. However, because CoolKid 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 shop.

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, energetic, and confident. He wears a black suit, a red tie, black sunglasses, and a black hat. He always carries a flintlock pistol. His grades range from B to A.

He has brown hair parted down the middle. He always has a smile on his face and is quiet and gentle, but he is actually a psychopath. He is a fanatic of the 'Spawn' religion, which believes one can gain lives by killing others. He carries a gray 'Sacrificial Sword' that grants him an extra life when he stabs someone to death. He wears a brown shirt and pants. He is male. His grades range from C to A.