Exclusive trailer opens up Microsoft conference, with a look at a new Metal Gear Solid in which you get to explore an open world, and drive various vehicles and modes of transportation, including riding horseback and driving tanks. Promises a realistic passage of time, and tons of stealth action in this third person action/adventure game. Introduces a host of unique characters for a comprehensive story that ensures to be character driven, including Snake. Official Metal Gear Solid: The Phantom Pain is the title. Great trailer to open up conference….