Rocket League Cross Play Ultimate Confirmed.

[the-pi-guy]

Cross-network play has been the number-one most requested feature our community has asked for since Rocket League was first announced on Xbox One, and now that we are able to pursue complete online unity on all platforms, today's announcement is a dream come true.
Expect to see Rocket League cross-network play working on Xbox One and PC later this spring, with information regarding other platforms coming soon.

Yes, Xbox One Cross-Network Play is Really Happening