With our earliest work on the Infinity 2.0 stuff, we were trying to keep the Marvel characters more in the style of the rest of the Infinity characters. Of course, Marvel would have none of that, but I personally still prefer some things about these versions of the characters. Jon Diesta deserves most of the credit with his strong sketch of Iron Man, but I did get to help resolve the forms and details a bit under his art direction. That guy has a pretty amazing sense of design.
Here is where the final character ended up, for comparison.