There’s always been a strict wall in World of Warcraft between Alliance and Horde players — you can only cooperate with people from your own side. Blizzard is ready to (partly) remove that barrier, though. As Polygon explains, WoW‘s 9.2.5 update will allow cross-faction dungeon crawls, raids and rated PvP matches. You won’t be cut off from your friends just because they chose the ‘wrong’ allegiance for their characters.
You’ll have the option to both directly invite people from an opposing faction or join premade groups in the Group Finder listings for a given event type. Group leaders can limit instances to same-faction players, however. And don’t expect to be living in harmony with rivals outside of these controlled circumstances. Guilds, matchmaking-based events and the regular world will behave as usual, so you’ll still need to be on your guard most of the time.
The feature is…