Captain America

Few icons carry the weight of Captain America, who made his catalog debut in Juniorpress's Marvel Superhelden #6 in 1981 — a Bronze Age introduction that brought this star-spangled hero to a whole new readership. Over a remarkable 44-year span across titles like Fantastic Four and De Vergelders Special, this version of the character has kept extraordinary company, sharing pages with the likes of Steve Rogers, Tony Stark, Thor, Vision, and Mr. Fantastic. It's a roster that speaks to just how central Captain America is to any Marvel universe worth its salt, rubbing shoulders with the mightiest names in the game. With 23 appearances catalogued and counting, this is a fascinating corner of comics history for collectors who love discovering how Marvel's greatest legends traveled the world and found new homes on foreign shelves.