Naked Snake is the codename used by the protagonist of Metal Gear Solid 3: Snake Eater, later known as Big Boss. He is an elite special operations soldier and spy who undertakes a covert mission in the Cold War era to rescue a scientist and stop a rogue Soviet weapon program. The character serves as the origin point for much of the Metal Gear saga, with his actions and ideals shaping later conflicts, organizations, and major characters throughout the series.