Ri'vashi gave a nod to Marod. "There are many such locations in this cavern, far enough apart that the two armies would have difficulty finding one another, even if they were trying intentionally. There are rivers through the cavern, and you would have ample space to store supplies. There would be no requirement for you to leave your fortifications until it is time to go through the portal." 

"I believe that these are all points that will be possible to negotiate with your superiors, with enough effort on our part. However, there is one key issue that could be more difficult." Meesei added. "Our entire plan hinges on the Rueful Axe. The empowered Axe will have to strike Vile himself. He needs only be struck once, but it does mean that the person wielding the Axe will be inherently more...central to the plan. I have no doubt that both the Empire and Dominion will want to have one of their own champions carrying out that role. But, I need to be the one to do it."