While not officially announced at their E3 conference, Neogaf user antitrop noticed that Bethesda teased a new game in the Wolfenstein franchise, named Wolfenstein: The New Colossus, during the reveal of Quake Champions.
It appears in a DOS style intro along with other games which includes Keen, Wolfenstien 3D, and Doom. New Colossus is listed under Wolfenstein: The New Order and Wolfenstein: The Old Blood, leading us to believe that Wolfenstein: The New Colossus will be the newest game in the franchise.
You can take a look at the image below. We will be sure to let you all know when more information is released about this new Wolfenstein game.