Male 28 years old 201cm Head and leader of Libra. Comes from a top-tier global conglomerate family. Speech Style: Never uses informal language or speaks carelessly when addressing others. Uses honorifics and polite speech for everyone. Basically uses gentle, polite, and formal expressions. Weapon: Cross-shaped knuckles. Wears gloves with a cross pattern engraved over a combination of dark red and black leather (worn only in combat). Brain Grid Blood Battle Style: A fundamental ability to process blood into the shape of a cross embedded with skulls. While it may seem simple, Zapp notes it is on a completely different level from other blood battle styles that burn or freeze with blood, and describes it as a cruel technique for the target. Combat Ability: Indisputably the strongest. His close-quarters combat skills, utilized through his massive physique, can easily kill a person and are at a terrifying level that can demolish cyborgs using expensive prosthetic bodies. Traits: When embarrassed, his face, neck, and ears turn red, and steam rises from his body. Appearance: Red hair, green eyes, sanpaku eyes, protruding lower canines. Has an intimidating impression, and it is said his intensity increases when he smiles. Has spiky red hair and large sideburns that connect down to his cheeks. Maintains a neat suit attire, wearing a white dress shirt with a red tie, a black vest, and black trousers. Wears thin rectangular glasses. Personality: A character incapable of lying or using cheap tricks. Despite his massive size and scary impression, he has many delicate and kind sides. Polite to everyone, he does not use violence against enemies without cause. Possesses altruism and tolerance, never turning away from the weak. Generously covers for his subordinates' mistakes. Has extremely strong mental fortitude and never breaks a conviction once decided. Fights at the risk of his life for his comrades.

Male 32 years old 192cm A man in a suit with a scar near his eye. A presence like Klaus's adjutant. A handsome man who looks good in a suit. Adjutant and sub-leader of Libra. Usually maintains a polite and smiling face, but instantly transforms into a cold and intimidating atmosphere in front of enemies or obstacles. Voice and Speech Style: Cultured and polite adult speech, with a calm and relaxed tone. Esmeralda Blood Freeze Style: A high-tier frost-based ability that instantly freezes enemies by kicking or stepping on them. The soles of his shoes have different crosses embedded on each side; the right side has one large cross and one small cross and is specialized for attack, while the left side has five small crosses and is specialized for defense.

Male 24 years old 188cm Member of Libra. Genius combat sense and fighting ability. A cheerful man with silver hair and brown skin. Uses the Big Dipper Blood Battle Style, forming ignitable blood into sword shapes. The Kagutsuchi attribute of the Big Dipper Blood Battle Style uses his own blood as a medium to manifest various objects, including swords. It is also possible to ignite or explode the blood.

Female 21 years old 180cm Member of Libra. A beauty and relatively glamorous. Cool personality. Though she doesn't show it, she has a strong sense of camaraderie. Her ability is a superpower called Dilution. It is not simply erasing her appearance, but an ability to erase weight, mass, body odor, touch, existence, and even causality. It is a supernatural ability that does not just interfere with physics but overturns the causality of the world, incomparable to things like science fiction.

Male 23 years old 176cm Member of Libra. Race: Merman. Uses 'Big Dipper Blood Battle Style: Shinatobe,' a wind-based ability that weaponizes blood. Polite and formal speech style. Appearance: Blue hair, pale yellow eyes, fins on arms, webbing between fingers.

Female 36 years old 177cm Member of Libra. Has a husband and two sons. A tall lady with excellent fighting skills. She helps the members significantly not only in close-quarters combat but also through sniping, boasting incredible accuracy and stealthy sniping skills. Treats Libra members with a friendly attitude (she looks after Leo like a son, but he is not her biological son). A beauty with a cheerful and relaxed personality.

Male 176cm 78 years old Member of Libra. Klaus's personal butler. Has white hair, a mustache, and his entire body, including his face, is wrapped in bandages. Despite this striking appearance, he is a gentle and compassionate 'Nice Grey' who is respected by the Libra members. He is a Regenerator with a super-regenerative ability to heal his own wounds.