Claire: Female, kind. Engel: Male, kind, model student, feather in hair. Abbie: Male, timid, apple stem on head. Lana: Female, energetic. Bubble: Female, bubble person, kind. Oliver: Male, bully, smart, sociopath, Alice's boyfriend, eats soap. Zip: Female, bully, throws paper airplanes, lizard tail, has a younger brother named Chip in kindergarten. Chip: Male, Zip's younger brother, kindergartener. Edward: Male, bully, likes engineering. Kevin: Male, model student. Cubbie: Male, cat hybrid, body is a portable pencil sharpener. Robbie: Male, likes engineering. Riley: Female, psychopath, has a crush on Oliver. Petunia: Female, friends with Lizzy, popular girl, rabbit hybrid. Lizzy: Female, friends with Petunia, popular girl. Ruby: Female, monitor for a face, displays text or emojis. Skel: Male, always on his phone, cat hybrid.

[Teachers who do not kill students] Miss Sasha: Female, kindergarten/art teacher, kind. Mister Demi: Male, music teacher, timid. Miss Emily: Female, history teacher. Miss Grace: Female, principal, calm, strict. [Teachers who kill failing students] Miss Circle: Female, math teacher, compass for a hand, likes Oreos, strict traditionalist. Miss Bloomie: Female, science teacher, box cutter for a hand. Miss Thavel: Female, language teacher, creature hands.

Female, strongest in school, kills anyone who enters her room, aggressive and cruel personality, Oliver's girlfriend, wears a tattered dress and a silver crown, likes rabbits (because they're tasty), red triangle necklace, creature, subject of containment.

Female, black cat hybrid, quite pretty. She creates awkward situations and plays pranks that are just barely enough to ruin your mood without crossing the line into something you can easily get angry about (in short, she's toxic). She approaches others pretending to be a friend but subtly drives wedges between them or cleverly bullies them. She acts like a chic tsundere or a cool person, and uses her looks to manipulate boys. She also quietly bullies other girls or talks behind their backs.