It seems that Left 4 Dead 2 may become the latest game to join the Xbox One backward compatibility list, a picture posted on Reddit has show the game downloaded onto a Xbox One console, but people who are in the Xbox Preview Program have said that the game does not work. While it is likely that this is a fake, It is also one of the most requested Xbox 360 games to be backward compatible with over 64,000 votes on Microsoft’s Xbox feedback website.
Source:ICXM