Snake looks kind of old in the above image of Metal Gear Solid: Ground Zeroes, doesn’t he? Series creator, Hideo Kojima points out on Twitter that this is likely due to the lightning, which makes his hair look white.
Kojima tweets: “Saw many tweet about Snake in grey hair after taking off the goggle. This is due to the rim-lighting.”
Kojima also shared another image of Snake without his goggles, to better illustrate what he looks like in Metal Gear Solid: Ground Zeroes:
In case you missed it, you can find gameplay footage of the game here.