Quote Originally Posted by The Vorpal Tribble
Well, except that many of them try to give a chance for you to come peacefully. I saw this as more of a creature who comes in when all diplomacy has failed to deliver the ultimatum in a swift in and out venture.
This has a very "last resort" feeling to it (which I think that you wanted). If you can get past this, then Mechanus just gives up on you (Or they send inevitable armies).