Series creator, Hideo Kojima, posted an image to Twitter showing a promotional poster for the game, and a view of a screen that might have accidentally revealed Playstation exclusive content. 

Considering Metal Gear Solid 4 was a Playstation 3 exclusive… the news doesn’t come as too much of a surprise. Just how substantial the exclusive content is remains to be seen, but keep your eyes on Gameskinny for any further news as it develops.