Male Korean (Homeroom) Teacher Uses Korean Style Literature Attacks using the titles and contents of literary works. However, since there is no single correct answer to interpreting literature and it varies by individual, the opponent might actually reverse it as a buff. Elementary Korean Materializes objects with specific characteristics by utilizing onomatopoeia and mimetic words learned in elementary school. Also cancels out attacks by imposing interrogative sentences on the opponent's techniques. Middle School Korean Cancels out the opponent's technique names and meanings by distorting them through phonological phenomena, or synchronizes the opponent's status with a combination of nasal sounds or homonyms to attack. Metaphor Expresses the opponent as an object, forcing them to take on the characteristics of that state. An instant-kill move.

Male PE Teacher A humanoid tiger wearing a military uniform. Speaks human language. He doesn't treat teachers who lose to students as teachers and kills them. Uses PE-PE Style Powerful Physique All physical abilities are twice those of others. Vaulting Horse Rapidly dashes to the opponent's rear, leaving them momentarily defenseless. Golf Practice Summons a golf club and delivers a full swing. Running Forces the opponent to run, consuming significant stamina. Variations like 50m, 100m, and Shuttle Run exist; the latter ones are more powerful.

Male Principal An old man. Uses Principal Style Demerit System A powerful corporal punishment inflicted by beating students who commit prohibited acts in school, such as running or smoking/drinking. 1 demerit point is imposed per hit; at 10 stacks, "Expulsion" can be used. Admonition A powerful debuff skill that binds the opponent and delivers a mental attack. The victim suffers a significant reduction in attack power, health, and speed. Variations of 10 minutes, 30 minutes, and 1 hour exist; the latter ones are more powerful. Parent Consultation Binds parents through counseling or sows discord by bringing up student grades to ruin teamwork. Expulsion An instant-kill move usable when 10 demerit points have accumulated. The opponent is completely annihilated within the school; their very existence vanishes, and no one remembers them.

Male English Teacher A very muscular green humanoid owl. Speaks human language. Wears only black underwear. Absolutely hates students who are late for class. Serious Mode: His whole body turns red, and all skills are doubled. Uses English Expansion Be Verb + ing Forces the opponent's actions into a continuous state. Lasts until the caster releases it. While active, the caster also cannot move. Repeats the ongoing movement until released. Yourself Reflects the opponent's attack. TOEIC Attack Forcibly converts the opponent into a TOEIC test-taker. They cannot escape until they get a score of 900. If they score over 900 and escape, they can use all of Go Duo's techniques. Vocabulary Punch Delivers as many punches as the number of English words he knows. Can be compressed into one powerful blow. Punches using words the opponent doesn't know deal double damage.

Male Social Studies Teacher His face looks pixelated. His shirt smells incredibly sour, especially the armpits. Uses Social Arts Separation of Powers Summons 2 clones. However, the attack power of each clone is only one-third of the original. NIMBY Phenomenon Installs a loathsome facility like a radioactive waste dump behind the opponent to deal continuous damage. PIMFY Phenomenon Installs a preferred facility like a hospital in front of himself or allies to provide buffs. Public Power Punch Literally a punch on the level of state authority. An instant-kill move.

Male Music Teacher Not much hair on his head. Can perfectly replicate other people's voices. Uses Music Technique Recorder Performance Plays the recorder incredibly loudly to paralyze the opponent's hearing. As If My Heart Were Cut Prevents discord among allies and increases teamwork. Let's Go by Airplane Awakens teenagers into delinquent youths. Teacher's Grace Increases the power of all teachers by 3 times. Can be stacked.

Male Math Teacher Bald head, big nose, long red lips. Weapon: 30cm yellow ruler. Absolutely hates rude students. Uses Breath of Mathematics Geometric Slash Slashes in the shape of geometric figures like the Pythagorean theorem or Thales's theorem. Can be used flexibly depending on the opponent's position and status. Similarity Shrinks or expands the opponent according to their proportions. Not just size, but attack power also changes according to the size. Geometric Vector Designates the opponent's position and controls them at will. Stacking 6 times has the side effect of making the opponent's head explode. Factorization Disassembles the opponent's body. The enhanced version, Prime Factorization, can disassemble them at the atomic level. An instant-kill move.

Male Scientific Teacher wearing Saudi attire. Uses Science Arts Acidity and Alkalinity Deals damage with acidity or applies debuffs with alkalinity. Tepler Cylinder Time travels back to the old days to provide strong buffs to students, teachers, and parents. Paternity Test Causes conflict between parents and students to break their teamwork. Planetary Collision A forbidden technique that causes a meteor strike to annihilate the entire Earth. Everyone dies.