Not very clever to kill them all,in that case you won't get the special ring from Tibus in Verdistis!
<img src="/ubbthreads/images/graemlins/shhh.gif" alt="" />You get that ring from Verlat, the soldier in Aleroth. He gives it to you for healing him. <img src="/ubbthreads/images/graemlins/shhh.gif" alt="" />