Microsoft allows cross platform play

Microsoft to allow cross-network play between Xbox One and PS4

How to Play Minecraft Cross-Platform: XBox, PC, PS5 & More

Microsoft needs help from Sony for Xbox One vs PS4 multiplayer

Microsoft in Talks With Sony for Xbox One-PS4 Cross-Platform Play

Microsoft's New Cross-Platform Initiative Could Link Xbox Live And PSN - The Escapist

Rocket League to get cross-play between Xbox One and PC, as Microsoft open PC and Xbox One up for cross-network play

Did Microsoft kill Xbox Live+Windows Live cross-platform play because console gamers were too bad?

Microsoft Promotes Live with Free Cross-Platform Play

Is this true?! : r/insurgency

Xbox One and PlayStation 4 cross-play is not a lost cause, but don't expect it any time soon - MSPoweruser

April Fools: Microsoft Strikes Deal with Sony for Cross-Platform Play

Sony blocks yet another game from cross-console play with Xbox One