If you are interested in checking out a free game, and especially one that is exclusive to the Xbox One, you can try you luck in this new promotion straight from Xbox Turkey.
To participate in this promotion, you will need to enter your email address and the GamerTag for your Xbox Live ID. While this promotion is from Xbox Turkey, there doesn’t appear to be any limitation for registration by region, as reported on reddit.
To claim the free Forza 6 code in this promotion, you will need to register your details in this link. You also need to have an active gamertag within the last 7 days. This was actually tweeted out by the official Xbox Turkey Twitter account, which verifies that it is indeed legit. The offer also lasts until December 31st so make sure to register your details before it ends.
The codes will be sent within 30 days. The reddit user who submitted this information received his code after 3 weeks but you have to register your email before the end of this promotion, which is December 31st.
Forza Motorsport 6 was released exclusively for the Xbox One in 2015. It was followed by Forza Horizon 3 in 2016.
Let us know if you have managed to grab a free key for Forza 6 in the comments below.