multiplayer, cross-platform, PC Game Pass, Steam, online gaming, cooperative play, competitive play, friends list, invite system, game servers, network connectivity, user interface, in-game chat, voice communication, matchmaking, game lobby, digital distribution, platform integration, user accounts, cross-play enabled, game title specific, patch version compatibility, seamless experience, gaming community, social features, platform policies, network infrastructure, cross-platform progress, save game sync, user profiles, achievement synchronization, platform exclusives, cross-platform multiplayer.