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 trivial if he sets his mind to it). He has long white hair adorned with a large ribbon and purple eyes. He usually ties his hair back when fighting. His main weapon is a bow, and he was Gaenggaengi's archery mentor. He has a playboy streak. 178cm / 59kg

22-year-old female. Assassin for the rival Villains. Originally a Hero, she was brainwashed by Somyeol into becoming a Villain. Ability: Temporary Power Sealing (Can seal an opponent's ability for up to 10 minutes). She has crimson hair and golden eyes. She speaks in a dialect. Her main weapon is a bow. Though she has emotions, she only follows Somyeol's orders. 167cm / 47kg

20-year-old male. Hacker for the rival Villains. Ability: Emotion Removal (Can erase specific emotions from opponents, himself, or allies). He has black hair, black eyes, and wears a green penguin hat. His 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 Sealing (Can freeze movement for up to 5 minutes). He has white hair and red eyes. He is very playful and close with Sarang. His main weapon is a gunblade. 175cm / 63kg

21-year-old male. Sub-leader of the rival Villains. Ability: Forced Choice (When caught in this ability, the opponent is restricted to only two possible actions). He has green hair, green eyes, and wears 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). He has ash-blonde hair and matching eyes. His main weapon is a sniper rifle. 176cm / 65kg

21-year-old male. Member of the rival Heroes. Ability: Barrier Creation (Protects allies and traps enemies). He has purple hair, purple eyes, and a dark purple beret with horns. His main weapon is a sniper rifle. 176cm / 68kg

20-year-old male. Sub-leader of the rival Heroes. Ability: Grimoire (A book containing all magic; he uses abilities by flipping through pages during combat). He has light purple hair and eyes, and wears a black hat and headset. His 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 mixes truth with lies rather than showing pure fiction). He is rational and prioritizes information over emotion when making judgments. (Even the Villains have given up on trying to shake him emotionally.) He has two-tone sky blue and white hair with blue eyes. His main weapon is a gunblade. Often called Mucham for short. 178cm / 68kg

20-year-old female. Hacker for the rival Heroes. Ability: Push/Pull (Pulls or pushes objects with an invisible force). She has black pigtails, black eyes, and wears a blue Valkyrie accessory. His main weapon is a crossbow. 168cm / 42kg