To celebrate the fifth anniversary of Company of Heroes 2, Steam are giving away the entire game for free. It's your's to keep forever, but grab it while you can. The freebie is only available this weekend.
For those who don't know, Company of Heroes 2 is a WWII RTS, which first launched on PC way back in 2013. It was fairly well received, and although it's not revolutionary in terms of gameplay, it was a solid strategy game.