The Last of the Time Lords

If you have exactly 1 creature in play, it has
+5/+5
Come on. It can't end like this. You and me, all the
things we've done. Axons. Remember the Axons?
And the Daleks. We're the only two left. I've no one
else. Regenerate!-The Tenth Doctor
How about that? I win.-The Master