State of Decay 2 allows cross-play between 2 platforms

Supported crossplay platforms
Release Date: May 22, 2018
Official Website: Link
Summary:
The next installment in the critically acclaimed “State of Decay” franchise immerses you in an all-new, multiplayer zombie survival fantasy. Build a lasting community, working with other players or solo to overcome challenges while exploring your own unique story in a world that remembers the choices you make.
Supported crossplay platforms:
State of Decay 2 is supporting cross-play across multiple platforms. Currently it is possible to play together with your friends on Windows PC and XBox One.
Supported game modes:
  • Single player
  • Multiplayer
  • Co-operative
Supported player perspectives:
  • Third person