Nelson writes: “On Xbox One, Xbox Live Gold members can download Warhammer: End Times Vermintide ($39.99 ERP) for free during the month of December. Back to the Future: The Game 30th Anniversary Edition ($19.99 ERP) will be available as a free download from December 16th to January 15th.
On Xbox 360, starting December 1st, Child of Eden ($29.99 ERP) will be free for Xbox Live Gold members through December 15th. Then on December 16th, Xbox Live Gold Members can download Marlow Briggs and the Mask of the Death ($14.99 ERP) for free through December 31st.”
[Source: majornelson.com ]