WoW Burning Crusade Classic has arrived, as Blizzard's multi-pronged World of Warcraft cycle brings its first expansion back around for a fresh run, once again. It's yet another chance to step through the Dark Portal into Outland and battle the Burning Legion, and you'll probably want to team up with some friends to do so. But with the return of the layering system, the MMORPG has been pushing players apart in many cases. Blizzard has already taken some steps to solve this, but it warns you not to try and force the issue, as it can actually make things worse.Read the full story on PCGamesN: Blizzard warns WoW Classic players not to jump between worlds to find your friends in Burning Crusade