The game has been re-rated that could mean another version in the works or more likely a port for another console such as Wii U
Two years before the original release of the game on PC, 360 and PS3, Deus Ex: Human Revolution has been re-rated by the Australian Classification Board, meaning a new version is about to be released including yet released DLC contents or features or a port for other consoles such as the Nintendo's Wii U.
According to Eurogamer:
We have to wait to see what happens.
NEWS SOURCE #1: View #YHkLdlVjry7nxZC1qGObzA (via) Classification
NEWS SOURCE #2: A modified version of Deus-Ex Human Revolution is on the way (via) EuroGamer
Our thanks to 'Kaos2K' for this news item!