Mashable’s Ranked series crowns the best and sorts the rest. The Marvel Cinematic Universe may have begun in 2008 with Iron ...

Sure, the second movie is one of the MCU's weakest ... after the release of the third one, and even though Iron Man 3 ...

And now, dozens of movies later, a new report claims that one of the villains from that very first Iron Man film, Raza, is returning in a new MCU TV show. Are you excited? Do you even remember Raza?

The same thing could happen with Iron Man, Steve Rogers (Chris Evans), Black Widow (Scarlett Johansson ... that having RDJ back for more than one movie could be very costly for Marvel.

The first Iron Man movie is what made the MCU possible. The movie turned the Avengers into the most beloved group of superheroes in the world and made Robert Downey Jr. a star once again.