Outbreak: Epidemic will allow cross-play between 2 platforms
Crossplay platforms:
Outbreak: Epidemic will support cross-play across multiple platforms. It will be possible to play together with your friends on Windows PC and Linux. Please check out all the details on the game's official website!
Cross-Platform Combination Details:
Source: Link
Additional Info: Outbreak: Epidemic supports native online play on PC and have native Linux versions. They should be cross platform online co-op capable. The console versions do not support online play though!
Summary:
Return to the world of free-to-play 4-player co-op survival horror with classic gameplay, strict inventory management, crushing enemies, horrific difficulty and more as you and a group of survivors try to survive the epidemic.
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Supported game modes:
- Single player
- Multiplayer
- Co-operative