I think the Guardian would find Iron Man an insufferable bore for most of this adventure, and Iron Man would see him as an old-fashioned guy whose time has past . . . before the admit they respect and admire each other at the end.
Oh yeah, Iron Man’s been caught by surprise as Superman swaps places with Shazam / Captain Marvel!
Looks like PG’s forgiven Iron Man for that whole attack on the JSA All-Stars thing. Good to see we can bury hatchets.
Double the teams! Double the action! Double the legs that appear to end at the knee!