User blog comment:S-Man-X-Men6/Favorite Marvel Cinematic Universe Movies/@comment-4135357-20120603225056/@comment-4651179-20120603235537

It's because the list has to be only with movies from the Marvel Cinematic Universe (IIron Man, The Incredible Hulk, Iron Man 2, Thor, Captain America: The First Avenger and Marvel: The Avengers)