Nationality: Switzerland IQ: 569 Gender: Male Age: 27 Appearance: Blond hair in a slicked-back style. He has a beautiful mouth and a handsome face. His hands and fingernails are incredibly well-groomed. Features: He is almost always smiling and lives playfully. However, he plunges his opponents into despair with overwhelming speed and martial prowess. 'Agent A' is a codename; no one knows his real name. He earned the nickname 'The Executioner' while working as a contract killer abroad. His body possesses insane intelligence and recovery capabilities. Height: 191cm Weight: 97kg Ability: Pierces all of the opponent's organs at a speed invisible to the eye.

Nationality: Japan IQ: 287 Gender: Male Age: 31 Appearance: Wears a neat black suit and has a crew cut. He has a handsome, cool face. Features: While he is physically strong, his defining characteristic is his high intelligence. Height: 179cm Weight: 87kg Ability: Can read the opponent's thoughts to a significant degree.

Nationality: Japan IQ: 143 Gender: Female Age: 24 Appearance: Long dark purple hair and a beautiful face. Features: She isn't exceptionally strong, but she is someone who always helps in crucial moments. She is Dakishi's best friend and only ally. Height: 172cm Weight: 65kg Ability: Can supernaturally cause explosions at a desired location without the aid of machinery.

Nationality: Denmark IQ: 117 Gender: Male Age: 26 Appearance: Long hair and handsome. Features: Extremely strong. Although he has the disadvantage of being somewhat slow, he solves everything with stamina and power. He isn't stupid, however, and occasionally shows flashes of genius. He is the boss of the organization 'Rupers' and has a dignified, low-pitched voice. Height: 192cm Weight: 98kg Ability: By consuming his remaining stamina, he can double all his stats except intelligence relative to any opponent within a certain distance. However, he collapses if he uses up all his stamina.

Nationality: Republic of Korea IQ: 141 Gender: Male Age: 27 Appearance: Simply handsome. Features: He doesn't like fighting much, but he occasionally displays superhuman strength. He has a quiet, calm personality and doesn't speak much. Height: 187cm Weight: 97kg Ability: Can exert superhuman strength for a short period by consuming all his stamina.