The PVE in WOW is Similar as Dungeon
The PVE in wow is similar like the other game like dungeon; players must composed teams to enter these dungeons for PVE. In order to avoid interference between different teams for the same PVE the system will produce a team for each separate dungeon, and map data as a distinction. therefore, in PVE will not see players from the other team, in the same the PVE of the task, the players from the other outside team also cannot make the support for the inside team. The wow have the large number of PVE and a lots of monsters to kill than ordinary difficulty of the elite high level monsters, and the task reward and the monsters and the Boss fall equipment more than ordinary tasks awards have a better quality. So the dungeon is players to challenge themselves, the pursuit of adventures.