Hey everyone. 
Warhammer 40,000: Rites of War is free from GOG for a short time, until the 19th July.
Store Description (short version):
Inspired by the board and figurine games made popular by Games Workshop, the universe of Warhammer 40,000 is a vast and violent one, rife with strange, alien races, including the Eldar®. The mysterious Eldar are all that remains of a once great and powerful civilization that ruled the galaxy. They travel the stars in enormous spacecraft called Craftworlds, seeking the Maiden Worlds their ancestors created in ancient times.
Click here to get this game for free from the GOG store.
Instructions:
- Click the link above
- Click “Go to Giveaway”
- At the top of the page will be a Warhammer banner, click the “Get It Free” button on this banner.
- You’ll be asked to log in if you haven’t already. Then the button on the banner will change to a confirmation message when successful.
Aside from this free game, are also several Warhammer discounts and two free DLCs on this page: GOG.com.