The free games that Xbox owners will be getting in May 2016 have now been revealed by Microsoft.
Details of the free games can be seen below:
-Defense Grid 2: Available from May 1-31 on Xbox One
-Costume Quest 2: Available from May 16-June 15 on Xbox One
-Peggle: Available from May 1-15 on Xbox 360
-GRID 2: Available from May 16-31 on Xbox 360
The games on Xbox 360 are also backwards compatible on Xbox One. A new set of games will then be playable for June 2016