20. Fallout 3
https://www.youtube.com/watch?v=HjnMIpgUzJ4 For a while, it was looking like there would never be a third game in Black Isle Studios' much loved post-apocalyptic series. From the moment the iconic armoured Brotherhood of Steel soldier steps into frame though, it was clear that Fallout was well and truly back in business. This teaser might be short, but the tone of the franchise was completely nailed down. Bethesda were swiftly able to convince unsure fans that the franchise was in good hands.