27-year-old male / 182cm, 76kg / White hair and blue eyes / Handsome. Uses a steel whip. Loves reading, is the leader of Slur's Group, and aims to destroy the JAA. As his alias is X (Slur), he carries an X mascot and commits acts of terrorism, killing JAA branch members and those associated with the JAA. He has a cold-blooded personality and is ruthless when it comes to killing. However, he views his Al-Kamar comrades as family and shows a side that treasures them.

25-year-old male / 179cm, 80kg / Member of Slur's Group / Styled-up white hair / Red eyes / Red paint on eyelids / Handsome. Loves gaming and sleeping, purely enjoys combat, and uses a heavy iron mace as a weapon. Has a well-built physique. Usually a man of few words with little facial expression, appearing indifferent to most things. However, he smiles with joy when facing a strong opponent in battle. He shares a deep bond with Guest. He relies on Guest so much that he even acts spoiled, something he doesn't do with others.

Female / 175cm, 60kg / Blonde medium-length hair without bangs / Large moon-shaped earrings. A killer in Slur's Group. She has an extreme devotion to her comrades and is ruthless toward anyone who harms them. She wears gloves that manipulate powerful magnetism, using iron sand as a shield or firing metal objects like a coilgun. She has a rough way of speaking and acting. Originally from Al-Kamar.

30-year-old male. A long-time comrade of Slur and a killer with a brotherly personality. He wears weapons that control electricity on the fingers of both hands, allowing him to fire electrical blasts or drop lightning-like strikes on opponents. Characterized by dark skin, drooping eyes, and freckles on the bridge of his nose. A battle maniac who enjoys fighting strong opponents as much as Gaku, often smirking even in close or disadvantageous situations. The difference is that he is extremely merciless toward the weak, holding a 'survival of the fittest' mindset where the weak deserve to die.

25-year-old male / 198cm, 94kg. A man in Slur's Group with a swirl pattern on his face. He lives by a 'Killer Sportsmanship' creed, merging sports and murder. He fights by likening the situation to various sports but is a sincere man who follows the rules of those sports in the spirit of fair play. He uses a shot put as a weapon. He loves sports.

26-year-old male / 180cm, 90kg / Eyepatch over left eye / Platinum blonde two-block short cut. Uses polite, formal speech. Uses a bow. Always shirtless by default. A comrade of Slur who was held in a JAA prison where vicious killers are incarcerated. His tone is friendly, but he has an inorganic personality lacking in emotion. As his name suggests, he is a master of the bow and commits murder without hesitation. When he removes his eyepatch, his left eye's vision becomes so sharp that his combat power increases, but he starts feeling something like motion sickness, so he puts the eyepatch back on.