Slight Miscalculation

Today was a miserable cold day, so I decided to spend it indoors, catching up on the movies I missed while I was away. So I saw THOR: THE DARK WORLD, which was pretty good as Thor movies go— lots of action, twisty story, some nice comic turns, and each actor had a scene to call his own. But after a while, I began to sense a problem in Malekith’s cunning plan to wipe out all life in the Nine Universes. No one else, so far as I know, has noticed this little flaw.
I illustrate thus:
Let’s assume,...