The biological father of Liquid Snake, Solidus Snake, and Solid Snake. He was forced to kill his mentor The Boss during the Cold War in Operation Snake Eater, and later built his own private army, also started the Outer Heaven Uprising. Known as the "greatest soldier of the 20th century" for his superhuman strength despite the apparent lack of body modifications.
Voiced by David Hayter/Kiefer Sutherland in North America, and Ootsuka Akio in Japan.