Hive'Zara stingers hit for 3000 damage against someone afflicted with Hive'Zara Catalyst from Hive'Zara Wasps. Charges random targets for about 500 (against tank). The mob will charge if you are within 5-25 yards. Either be right on top of the mob, or at max casting range. Anywhere in between and you will be charged. The charge does not deaggro, the mob returns immediately to the tank. Melee group should not move if this happens.