You can now play Witcher 3's entire campaign in multiplayer, which is a perfect excuse to return to The Continent with pals

As if one Geralt wasn't enough, this Witcher 3 mod allows you and your friends to play as monster hunters together.
GameSpot

The Witcher 3 Mod Tools: What Can We Expect?

Ever since the release of The Witcher 3: Wild Hunt back in May, a steady flow of mods have been trickling out for the PC version of the game. However, pretty soon modders will be getting new tools to ...