Some part of him can't help but revel in the way Stark backs down from him. How the mighty have fallen. Not such a confident man without that suit, is he? No surprise.

"You would not even believe how unsurprising that is." There is as much of a sneer on his face as physically possible. "Why, I could just. Lay down. And die--"

Stark has ducked. On that last word, Ultron aims what he hopes is a connecting uppercut for the man's chin.

"--of a lack of surprise."