Apparently 16 screenshots have been uncovered by VK user Gamesmaniac. The screenshots indicate that the game is Thief 4. GamesManiac claims Thief 4 will be released in 2014 for PC and next-generation consoles. There is no official word on the leak or the game so sit tight for now. Below are 10 of the 16 screenshots for your viewing pleasure.
UPDATE: Thief 4 has been officially announced as Thief, a reboot to the franchise. It will come out on the PC, PS4 and other next-gen platforms. The confirmation was made by Game Informer since it will feature on its April cover.