We've seen the above image in trailers, screencaps and interviews before, but Marvel has a new image that gives up a better look at all four armors displayed in Tony Stark's Lab:
The image shows a reassembled Mark I, Mark II, battle-damaged Mark III and new Mark IV armors. It is a movie variant cover that will be used in the upcoming comic
Iron Man: Legacy #1; available in stores April 7, 2010.
Image courtesy of Marvel.com