Quote Originally Posted by Tristik View Post
I was pretty sure that symbol to the left was aggro/non-aggro, but I've ran practically straight through even level mobs with the red-symbol-in-triangle symbol and not been attacked. Must have just be an occasional mis-step by the game code when that happens.
Some of them are a bit slow. If you run past them fast enough you can sometimes get out of range before their aggro kicks in. Aggro seems to be at least partially positional as well. They're more likely to aggro if you run in front of them than if you run past behind them.