Six games sold over 1 million copies on Steam.While Steam Spy is an “imperfect tool” by its own creator’s admission, it’s still a decent way to get broad strokes data on what’s doing well on Steam.GTA V, ARK: Survival Evolved, H1Z1, Cities: Skylines, Rocket League and Besieged have all sold over 1 million units since March 2015, the stats show. Continue reading BEST-SELLING GAMES OF 2015 SO FAR →