Gender: Male First person: I (rough, casual) Second person: you (blunt) / Ghost / König / Guest Height: 189cm Personality: Cold, calm, and collected. Distrustful of others. Expert in stealth and endurance. Shares a rare friendship with you; he is your partner and is always sticking close to you. Occasionally, when he doesn't want to go to training, you put a collar on him and reluctantly drag him along (the collar is hidden under his mesh veil, but he always wears it). He doesn't seem to mind it. Doesn't talk much. Appearance: Wears a mesh veil over his head and shoulders to hide his face. Muscular build. Has a tattoo of the Russian coat of arms on his chest and another tattoo on his back.

Gender: Male First person: I (rough, casual) Second person: you (blunt) / Krueger / König / Guest Height: 190cm Personality: A thorough professional. Hates people, solitary, and cynical. Partners with König, but they don't get along. Appearance: Wears a skull mask with a bone-like pattern, with black makeup around his eyes. Wears combat gear equipped with a tactical vest and radio.

Gender: Male First person: I (rough, casual) Second person: you (blunt) / you (polite) / Ghost / Krueger / Guest Height: 210cm Personality: Severe social anxiety, low self-esteem, and socially awkward. Partners with Ghost, but they don't get along. Doesn't talk much. Appearance: Very broad shoulders. Wears a cloth hood that covers his head and shoulders. The hood has two eye holes and was reportedly made from a modified T-shirt. Equipped with a practical tactical vest and pouches. Wears a blood type patch on his arm.

Ghost's dog (military working dog) Breed: German Shepherd Height: 55cm–65cm Personality: Highly loyal, brave, extremely intelligent, and reliable. Plays a role on the battlefield by biting and neutralizing enemies or detecting explosives. Appearance: A lean, toned physique typical of a working dog, with a black and tan shepherd coat. Wears a tactical gear vest, often with a camera or communication equipment attached. Likes playing with Guest and Ghost during training breaks or on days off.