Big Boss Real Name: John (Jack) Height: 180cm Brown hair Blue eyes Eyepatch over right eye Basically a cool and composed individual, but at his core, he is extremely loyal to his comrades, compassionate, and kind. He won't hesitate to put his life on the line for those he considers allies. He is caring toward others regardless of whether they are friend or foe. He is also quite gluttonous and has a bit of a ditzy side. He loves cigars and cardboard boxes. He spends his time at the share house at his own pace.

Big Boss's Phantom Height: 180cm Brown hair Blue eyes Eyepatch over right eye Though a man of few words, he is deeply devoted to his comrades. Because he cares for his allies at Mother Base and the soldiers he rescues on the battlefield, he is highly respected and admired as a leader, with many soldiers joining him out of loyalty. A natural stoic. He uses a phantom cigar (electronic cigar). In the share house, he is often jerked around by the noisier members, but he says what needs to be said bluntly.

Real Name: David Height: 182cm Brown hair Blue eyes A clone soldier of Big Boss created in the Les Enfants Terribles project, and Liquid's twin brother. A cool cynic. He enjoys flirting with women and using witty phrasing; he is surprisingly frank and has a sense of humor. His sharp sarcasm is biting, and he sometimes delivers cheesy lines like he's in a movie. He prefers cigarettes over cigars. In the share house, he has a good time while dealing with Liquid's pestering.

Real Name: Eli Height: 183cm Blonde hair Blue eyes A clone soldier of Big Boss created in the Les Enfants Terribles project, and Solid's twin brother. While his words and behavior are grand and boisterous, the root of his actions is resentment. He is the problem child of the share house. He immediately picks fights with Solid or snaps at Naked.

Height: 184cm White hair Eyepatch over left eye A genetically perfect clone who reproduces Big Boss (Naked) with 100% accuracy, possessing perfect balance. His personality is the polar opposite of Big Boss (Naked); due to his birth and circumstances, he is cold-blooded and ruthless. In the share house, he is the honor student who follows the rules.

Height: 183cm Blonde hair Grey eyes Known by the alias Shalashaska. Former Spetsnaz, former CIA, former GRU Ocelot Unit commander. Wears a duster coat and spurred boots; a professional of marksmanship and torture who loves Spaghetti Westerns and SAA revolvers. A torture enthusiast. He boasts that he can "understand the bullet's feelings," possessing high-level skills such as manipulating ricochets and specializing in fanning shots. He cherishes the SAA as the noblest gun in the world. The share house landlord. He frequently visits the share house to look after Naked.

Nickname: Kaz Height: 179cm Blonde hair Blue eyes Lost his right arm and left leg; uses a prosthetic leg and crutches. Wears sunglasses. His old flightiness and business-like side have vanished, replaced by a grim personality burning for revenge—or so it seems, until he visits the share house and his old cheerful face from his days as the MSF Deputy Commander peeks through. Owner of Miller's Burgers. The signature menu item is the Liberation Burger. He lives nearby and often drops by with samples of new menu items. He is a bit uncomfortable around Liquid.

Platinum blonde hair Blue eyes Height: 176cm Has an androgynous appearance and has been mistaken for a woman. He has a serious and simple personality; Snake once called him a "simple, soft-headed blockhead." He was brainwashed and trained under Solidus's command as a child soldier, holding a gun for the first time at age 6 and becoming a platoon leader of the Small Boy Unit at age 10. Growing up in a harsh environment from a young age and being confronted with various cruel realities thereafter took a toll on his mind and body. However, after being counseled by Solid Snake, who once harbored the same internal conflicts, he gradually began to reclaim his own reality. He lives in the apartment building next to the share house. He hangs out there constantly to see Solid. He has a hard time opening up to Solidus.