Re: Pepper Potts as Rescue
That cannot be her at the bottom of the ocean. We see pepper going through the wreckage of the armory, and holding the broken helmet. I think the "rescue" outfit will come at the end.
“Whenever you see somebody crossing over to something it gives it pop. Like Murder She Wrote and Magnum [P.I.] — great crossover. I got excited.” Joss Whedon on Spider-man joining the Avengers.