Aggro mechanics may be asking for a bit much but what causes a mob to attack that particular player character, and why do such mobs decide to change targets?
In other words, how can a warrior get and KEEP aggro. I read an interesting article here. http://guildwars.gameamp.com/guide/viewGuides/1091.php!orderBy=
It's related to this subject but it seems more like a guide on how to cluster mobs together.
Aggro Mechanics?
Boozbaz