"... and I will set us all free".
Assuming for moment that she isn't just completely insane by now, this raises the question of what Sylvanas meant by that.
First of all, who is this world a prison for?
What could be so powerful that it needs such an elaborate prison? To my mind, that would have to be something of the power level of a Titan or Void Lord. It seems to me that the obvious candidate for this is Azeroth (as in the world-soul, rather than the planet). We've had plenty of clues that Magni might be being led astray in his quest to help Azeroth. What if Azeroth itself is trying to escape the prison?
We all know how inspired Blizzard are by the Cthulhu mythos in thei