Why the great 'Captain America: Civil War' might save the superhero movie

Marvel hasn't had much trouble getting audiences to see its films, but it looks as if the studio has created a landmark moment with its latest movie, "Captain America: Civil War" (opening Friday).

With a rating of 92% on the review aggregator Rotten Tomatoes as of Friday, "Civil War," the first acclaimed blockbuster of the summer season, isn't just being called a great movie. It's being called one of the greatest superhero movies ever made - at a time when some people seem to be tiring of the genre.

Any movie in which the Avengers duke it out will set up major expectations (the movie has set the record for most advance ticket sales for Fandango). But the refined storytelling and buildup of drama in the movie, in which Captain America (Chris Evans) and Iron Man (Robert Downey Jr.) form factions, count more.

The box office for "Civil War" is certain to break records this weekend, but here's why it could also propel Marvel and other superhero movies forward and why you should see it: