Invade other players' worlds in FOB, Metal Gear Solid 5's “MMO mode”

Metal Gear Solid 5: The Phantom Pain is an MMO now, apparently. Along with the Metal Gear Solid 5 gamescom 2015 trailer, Konami has released a new gameplay demo. The main focus of the 30 minute video is Mother Base, an expandable home base which can be customised and upgraded to provide all manner of