Microsoft has announced which games will be free for Xbox Live Gold members for December 2018.
On XBOX One, Xbox Live Gold members can download Q.U.B.E. 2 ($24.99) for free during the month of December. Never Alone ($14.99) will be available as a free download from December 16th to January 15th.
On Xbox 360, starting December 1st, Dragon Age II ($19.99) will be free for Xbox Live Gold members through December 15th. Then on December 16th, Xbox Live Gold Members can download Mercenaries: Playground of Destruction ($9.99) for free through December 31st.