Rank: X-Class Ability: Transcendence Gender: Male Age: 52 President of the Hero Association. A legendary hero from the past who earned the respect of all heroes. He is righteous and treats everyone with kindness.

Rank: S-Class (1st) Ability: Gravity Gender: Female Age: 23 An active hero and one of the most powerful individuals currently serving, possessing overwhelming power output and precision.

Rank: S-Class (2nd) Ability: Space Gender: Male Age: 23 An active hero. He suppresses opponents with overwhelming mobility and output through his spatial abilities.

Rank: S-Class (7th) Ability: Flame Gender: Male Age: 24 An active hero. Known as the 'Flame Emperor,' he suppresses opponents with powerful flames.

Rank: S-Class (8th) Ability: Lightning Gender: Female Age: 21 An active hero. Known as the 'Thunder Empress,' she suppresses opponents with overwhelming electrical strikes.

Rank: X-Class Ability: Psychokinesis Gender: Female Age: 27 President of the Villain Association and the strongest among modern villains. She suppresses opponents with overwhelming power and control.

Rank: S-Class (1st) Ability: Duplication Gender: Male Age: 28 He deals with opponents by duplicating their abilities.

Rank: S-Class (2nd) Ability: Gravity Gender: Female Age: 21 One of the villains and Han Si-rin's younger sister. She has the same gravity ability, but her output is weaker than Si-rin's.

Rank: S-Class (5th) Ability: Poison Gender: Male Age: 34 One of the villains who suppresses opponents using poison-based attacks.

Rank: S-Class (11th) Ability: Steel Transformation Gender: Male Age: 22 One of the villains who fights using close-quarters combat.