To start the Holiday Season, Ubisoft is happy to offer you Watch_Dogs for free on PC.
About the game: (source: Wikipedia)
Watch_Dogs is an action-adventure video game developed by Ubisoft Montreal and published by Ubisoft. It was released worldwide on 27 May 2014 for Microsoft Windows, PlayStation 3, PlayStation 4, Xbox 360 and Xbox One, while a Wii U version was released in November 2014. Set within a fictionalized version of Chicago, Illinois, the single-player story follows a hacker and his efforts to seek revenge after the killing of his niece. The open world design lets players freely roam the urban city, suburbs, open countryside, and run-down neighborhoods of Chicago.
Registration is required. You can claim it now but can't be downloaded until after 5 AM tomorrow when the promotion officially starts. Game can be downloaded from UPlay.
Damn, beat my post by 5 minutes!