Robert Downey Jr.’s Iron Man has not only been the face of the Marvel Cinematic Universe but has been its arc reactor-powered heart. From the self-centered yet brilliant billionaire in 2008’s Iron Man ...
A genius inventor and billionaire turned superhero, Iron Man has been a staple of Marvel Comics since his introduction in 1963's Tales of Suspense #39 (by Stan Lee, Larry Lieber, Don Heck, Stan ...