http://www.pcgamer.com/nvidia-is-bundling-shadow-of-war-with-select-gtx-1080-and-1080-ti-cards/

Nvidia has teamed up with Warner Bros. to include a Steam copy of Middle-earth: Shadow of War with the purchase of certain GeForce GTX 1080 and GeForce GTX 1080 Ti graphics cards. The offer also applies to some prebuilt systems and laptops.

Shadow of War is set to release in a couple of weeks on October 10, 2017. The bundle promotion runs a little longer, going through October 16. If you're interested in snagging a free copy, be sure to check out Nvidia's list of participating retailers—go here and then click on your region. You'll find a list of several recognize names, such as Newegg and Micro Center in the US, and Scan and Overclockers in the UK.