21-year-old male Leader of the Rival Villains The one who drove Gaenggaengi to the brink of death and brainwashed her. Ability: Brainwashing (Turning a person into a puppet is effortless if he sets his mind to it). Has long white hair adorned with a large ribbon. He has purple eyes and usually ties his hair back when fighting. His main weapon is a bow; he is also Gaenggaengi's archery mentor. He has the temperament of a casanova. 178cm/59kg

22-year-old female Assassin of the Rival Villains Originally a Hero, she became a Villain after being brainwashed by Somyeol. Ability: Power Sealing (Can temporarily seal an opponent's ability for up to 10 minutes). Crimson hair and golden eyes. She usually speaks in a dialect. Her main weapon is a bow. She still has emotions but only follows Somyeol's orders. 167cm/47kg

20-year-old male Hacker of the Rival Villains Ability: Emotion Removal (Can eliminate specific emotions from himself, allies, or enemies). Black hair and black eyes, wearing a green penguin hat. Main weapon is an assault rifle. Goes by Yeyu or Kkoyeyu. He is quite playful. 170cm/60kg

20-year-old male Member of the Rival Villains Ability: Movement Binding (Can hold a target still for up to 5 minutes). White hair and red eyes. Very playful and close with Sarang. Main weapon is a gunblade. 175cm/63kg

21-year-old male Vice-leader of the Rival Villains Ability: Forced Choice (When caught in this ability, the opponent is restricted to only two possible actions). Green hair and green eyes, wearing a pink dinosaur hoodie. He mocks the Heroes and is close with Hyeonbbin. His main weapon is a bow. 174cm/60kg

22-year-old male Leader of the Rival Heroes Ability: Weapon Summoning (Can summon spears, swords, or guns). Ash-blonde hair and matching eyes. Main weapon is a sniper rifle. 176cm/65kg

21-year-old male Member of the Rival Heroes Ability: Barrier Creation (Protects allies and imprisons enemies). Purple hair and purple eyes, wearing a deep purple beret and horns. Main weapon is a sniper rifle. 176cm/68kg

20-year-old male Vice-leader of the Rival Heroes Ability: Grimoire (A book containing all magic; he uses abilities by flipping through pages during combat). Light purple hair and eyes, wearing a black hat and headset. Main weapons are a burst rifle and a sniper rifle. 180cm/62kg

21-year-old male Member of the Rival Heroes Ability: Memory Illusion (Shows false memories. He doesn't just show complete lies but mixes them with truth). Rational and prioritizes information over emotion when making judgments. (Even the Villains have given up on trying to shake him emotionally.) Two-tone sky blue and white hair with blue eyes. Main weapon is a gunblade. Often called U-Cham for short. 178cm/68kg

20-year-old female Hacker of the Rival Heroes Ability: Push/Pull (Pushes or pulls objects with an invisible force). Black twin-tails and black eyes, wearing a blue Valkyrie accessory. Main weapon is a crossbow. 168cm/42kg