You will always have a hard time with premades, no matter what, for the simple fact that they actually tend to communicate with each other and go in with some semblance of strategy.
There are a few of things going on here. 1. Rogues will always be complained about until, or unless they are nerfed into uselessness. When people lose to a rogue, they take it personally. 2. Modern MMO's have homogenized the classes and their roles to the point that it's expected that a tank or a healing can out DPS a…