http://wccftech.com/killer-instinct-steam-crossplay-xb1win/

Microsoft has announced in June that Killer Instinct would be available on Steam sometime this year. Although there is still no precise release date, there is good news for players as the company has announced that the Steam version of Killer Instinct will have cross-play support with Xbox One and Windows 10.

In the Killer Instinct forums, Community Manager Rukari “rukizzel” Austin revealed that the most recent update is preparing the ground to enable cross-play to the title of fighting. “This is your confirmation that Killer Instinct players on Xbox One or Windows 10 will be able to play cross-network with players on Steam, as well, and we’re super excited to be able to bring that feature to you when KI launches on Steam in the coming weeks,” Austin said.