It’s a given that Fallout 4 is going to be a massive game, especially when you consider that Bethesda is claiming that the game world will be larger than anything it has ever created, which includes Fallout 3 and Skyrim. If you still need some idea as to how large Fallout 4 is going to be, the game’s own lead producer has spent several hundred hours in the game and is still finding new things.