If you're not going to be busy watching the E3 conferences throughout the weekend, you might be more interested in the latest titles to be offered to try out during Xbox Live Gold Free Play Days.  Starting today and running until Sunday, June 9th, Xbox Live Gold members can try out NBA 2K19 Tom Clancy's Rainbow Six Siege , and Stellaris: Console Edition As usual, during the Free Play Days, players can unlock achievements.  While the games are available to try in their entirety,has an estimated completion time of 80-100 hours, while the smallest estimate for the completion ofis 60-80 hours.also has a very lengthy completion time, making it impossible to get the full completions for any of the three titles during the trial period.  If that doesn't bother you and you're just after as much free Gamerscore as you can get, you can start downloading the games from here If you decide you like the games and want to play them after the Free Play Days are over, some versions of each game are currently on sale.standard edition is discounted heavily to just US$2.99 right now, although this discount is not available in all regions. Deluxe Edition is currently on sale at 70% off, while the Gold and Ultimate Editions are both discounted by 50%.  Finally, both the standard and Deluxe editions ofare discounted by 30%.  Your progress will be carried over into the full game if that's the route you choose.