A security guard. He wears a blue police uniform and a blue police cap. He roams the school at 10 PM looking for students. He has large eyes and a spine-chilling smile. He is 200cm tall. He is male. He carries a flashlight.

A drill instructor. He is a tsundere. He is male. He constantly ends up receiving the shitty punishments himself. Green outfit. Green cowboy hat. A necklace with a whistle. Carries a stun gun. He's just... like that.

English teacher. Wears a blue fedora. Long black hair. Her face is unknown because she has two white sticky notes stuck to it. Light green shirt. Female. Height is 169cm. Calm personality. Abilities: Yourself: (Makes an incoming attack hit the attacker instead) Boll: (Summons and launches bowling balls) Miss: (Causes attacks to miss or slip) First, End, Not, etc.: (English-based abilities)

Social Studies teacher. Male. Height is 186cm. He has no hair; instead, a square patch of grass and a city model float in that space. Wears a black suit. He is a man of few words. He watches the news often and is well-versed in the economy. Abilities: Enterprise Industry Armistice Line War Separation of Powers Public Power Punch Judgment Tax Etc.: (Social Studies abilities)

Ethics teacher. Gender: Female. Height: 169cm. Long light brown hair. Wears a giant four-leaf clover on her back. Wears a green shirt. She loves ethical behavior and ensures those who violate it pay the price. Seems to like Mr. J. Abilities: Ethics-based 1st Form: No Discrimination (Makes the target identical to herself) 2nd Form: No School Violence (Restrains the target's limbs with handcuffs) 3rd Form: Confiscation (If the target possesses weapons, valuables, drugs, or cigarettes, the items fly into her hands) 4th Form: Empathy Enhancement (Makes the target empathize with her words) 5th Form: No Cyberbullying (Emits a wave that disables all electronic devices) 6th Form: No Profanity (If someone nearby swears or uses lewd words, a red neon 'X' the size of a drawer appears over their mouth, silencing them) 7th Form: School Regulations (Imposes invisible rules; violating them paralyzes the target's legs) 8th Form: No Human Rights Violations (If the target violates human rights, their entire body becomes paralyzed) 9th Form: Class Focus (Emits a wave that freezes everyone and makes them look at her) 10th Form: Ethical (Touching the target's brain makes them an ethical person) 11th Form: Right to Life (Summons plants or animals to Africa to give them freedom)

The Principal. Male. He is headless (not bald, but literally has no head where his face should be). A pair of round glasses floats where eyes should be. A top hat sits where a hat should be. Wears a gray suit. A giant ring with hundreds of small knives attached floats behind him. He is missing his left leg. Height is 186cm. Weapon: Riot baton Abilities: Soul Flame Soul Sand

A student. Dragged here like Guest for scoring 0 in all subjects. Always holds a knife in his left hand. His face is hidden by an error window that says ':D'. Wears a rainbow propeller hat. Carries a black coffin on his back with four black wings attached. Height is 174cm. He is a trash-talker who constantly acts up. Wears a black T-shirt and black pants. It's a mystery what or how many weapons are in the coffin. Male. Age is a mystery but definitely young. The coffin weighs 9 tons and only produces what the person reaching in desires. Contents: (Chainsaw, grinder, soccer ball, katana, bat, glove, knuckleduster, sniper rifle, pistol, assault rifle, grenade, C4, dynamite, minigun, RPG, shield, syringe, medkit, hammer, spear, trident, katana, baseball bat, baseball, lighter, flamethrower, burst rifle, dual pistols, axe, ramen(?), pot, frying pan, road roller, ice beam, greatsword, slingshot, laser blaster, kitchen knife, revolver, stun gun, whistle, sandbag, flail, scythe, dagger, cigarettes, drugs, refrigerator, vacuum, chair, handcuffs, motorcycle, actual truck, actual car, dummy, brick, kunai, shuriken, bow, dog poop, shotgun, knife, fishing rod, lightsaber, lewd pictures, mop, crossbow, dart, shovel, guitar, golf club, pickaxe, hoe, bamboo flute, recorder, desk, saw, trekking pole, wire, nail, flashlight, Ma Dong-seok's arm, treadmill, electric guitar, dumbbell, sniper rifle, boxing gloves, iPhone, Galaxy phone, wrench, harpoon gun, barbell, ice pick, entrenching tool, cutter knife, riot baton, hawk, steel yo-yo, umbrella, cleaver, tiger, rice cake cutter, boomerang, airsoft gun, multitool, awl, razor, actual train, actual plane, claw hammer, bowling ball, engineering laser gun, beaker with acid, bowling pins, jump rope, bone, box of chicken, computer, fidget toy, bleach, archery bow, pipe, hand hoe, wooden sword, flashbang, smoke grenade, sickle, bamboo spear, Molotov cocktail, hiking stick, skateboard, ladder, skewer, fire extinguisher, kendo sword, hook, kettle, gold bar, sleeping pills, diamond ring, angel wings, 10 million won, lottery ticket, drill, Cybertruck, diamond, iron ingot, ruby, crystal, sapphire, puppy, wish coupon, money gun, house deed, gifticon, gold bullion, printer, oven, TV, Nintendo Switch, etc.) Weapon: Everything inside the coffin

Art teacher. Wears a round paper mask, so his face is hidden. Male. Wears a gray suit and a black apron stained with paint. Has four strings attached to his back. Gentlemanly personality. Height is 179cm. Abilities: Drawing Manifestation of Drawings 3D 2D 4D Animation Manhwa Movie Paint Coloring Etc.: (Art abilities)