Take command of this weekend’s Free Play Days and put on your real-time strategy hat! Xbox Live Gold members can experience the Halo universe from a unique angle with Halo Wars: Definitive Edition and Halo Wars 2. The Free Play Days event begins Thursday, February 21 at 12:01 a.m. PT and runs through to Sunday, February 24 at 11:59 p.m. PT. You can find and install the games here. To download on console, click on the Gold member area on the home dashboard on your Xbox One. The games are also available at a discount (see below) so you can...

-- Source: https://news.xbox.com/en-us/2019/02/21/free-play-days-halo-wars-definitive-edition-and-halo-wars-2/