Rec Room will allow cross-play between 2 platforms

Rec Room
Crossplay platforms
Release Date: Jun 1, 2016
Official Website: Link
Crossplay platforms:
Rec Room will support cross-play across multiple platforms. It will be possible to play together with your friends on Windows PC and Playstation 4. Please check out all the details on the game's official website!
Summary:
Welcome to Rec Room, the virtual reality social club where you play active games with friends from all around the world. Customize your appearance, then party up to play multiplayer games like Paintball, 3D Charades, and even co-op adventures! Or just hang out in The Lounge (free membership required).

Screenshots:
Supported game modes:
  • Multiplayer
  • Co-operative
  • Massively Multiplayer Online (MMO)