As far as I'm sure the game it self handles multiplayer so its cross play from steam and epic unsure about Gog, and about npc and so each participant can speak invidually to npcs but when accomplishing quests only the host will progress since its *his environment* for you to http://goglobbycom55075.designi1.com/29428765/the-fact-about-goglobby-that-no-one-is-suggesting