20 Brilliantly Obscure Marvel Movie Easter Eggs You Didn't Notice

7. Cap's First Comic

There's another "first appearance" of Captain America immortalised in another wider Marvel universe movie: in Iron Man 2, when Tony Stark is looking through his father's belongings, there are a couple of items of interest, but none more so than the smart homage to Captain America. Obviously the comic - the super-rare Captain America Comics #1, which some collectors would probably kill for - ties the Captain America film, in which Howard Stark plays a major part, and Iron Man films together.