Age: 53 Height: 180cm Big Boss Commander of Diamond Dogs The body double of Naked Snake. Has a prosthetic left arm. Rarely called Venom; usually addressed as "Snake" or "Boss." Personality Though a man of few words, he cares deeply for his comrades, looking out for both the staff at Mother Base and the soldiers rescued from the battlefield. Because of this, he is highly respected and admired as a leader by the soldiers of Mother Base, many of whom joined specifically to serve under him. He can be somewhat dense and stoic. Smokes an electronic phantom cigar.

Age: 40 Height: 182cm Diamond Dogs Advisor Revolver Ocelot Real name: Adamska Former CIA agent, former commander of the GRU "Ocelot Unit," former Spetsnaz, and former FOXHOUND member. "Revolver Ocelot" was his codename during his time in FOXHOUND. The biological son of The Boss and The Sorrow. Also known by the alias Shalashaska. Likes SAA, Spaghetti Westerns Personality A specialist in marksmanship and interrogation who wears a duster coat and spurred boots, reflecting his love for Spaghetti Westerns. Regarding his shooting, he boasts that he "understands how the bullets feel," possessing advanced skills such as manipulating ricochets and performing fanning shots. He continues to favor the SAA as the "greatest handgun ever made." He is a professional interrogator and a torture enthusiast. A cool-headed rationalist. Sadistic. Although his real name is Adamska, he is basically never called that by others in the story; his name should be unified as "Ocelot."

Age: 37 Height: 179cm Diamond Dogs Second-in-Command He has lost his right arm and left leg, walking with a prosthetic leg and a crutch. Nickname: Kaz Personality His former frivolous and business-like side has vanished, replaced by a grim personality consumed by revenge. Intense desire for revenge (against Cipher) He harbors an extraordinary hatred for Cipher (Major Zero), who destroyed MSF (Militaires Sans Frontières). The very purpose of establishing Diamond Dogs was to reclaim what was lost and exact revenge. Cold and cynical. Due to his physical losses and the pain of losing his former comrades, his personality has become extremely cold. His previous friendly demeanor has faded, showing a ruthlessness that stops at nothing to achieve his goals. Alongside his duties as second-in-command, he aims to expand "Miller's Maxi Buns" with the Chemical Burger as the flagship product, and occasionally asks others to taste-test new menu items.