Microsoft's announced November's Games with Gold titles.
On Xbox One, Xbox Live Gold members can download Super Dungeon Bros for free throughout November.
Murdered: Soul Suspect is free to download from 16th November to 15th December.
On Xbox 360, from 1st November to 15th November, Monkey Island: SE is free to download. Then, from 16th November to 30th November, Far Cry 3 Blood Dragon is free to download.
Both Xbox 360 games are playable on Xbox One via backward compatibility.