Microsoft is throwing a House Party on Xbox LIVE in February plus they are bringing several new games to the two Xbox 360 and Windows Phone 7 including the PC classic Torchlight with an HD remake of Beyond Good and Evil together with Hard Corps Uprising.
The announcement of the House Party promotion came following the Microsoft CES keynote with promises to kick rid of read more it on February 16. Hard Corps Rising is definitely the first game but no schedule was handed as to once the rest will likely be released. Presumably it are going to be one or two games each week over a month-long period and include some other almost incentive to buy all of the games like previous promotions.
These are definitely the games based on a Microsoft news release.
Xbox Live Arcade:
Windows Phone 7: