With the release of Avengers: Endgame, Marvel Studios caps off a 22-film saga. The story began with 2008’s Iron Man, and since that time we’ve seen new heroes introduced, compelling combinations of characters intermingled, and even a few characters bite the dust. And while previous team-up movies like The Avengers and Avengers: Age of Ultron had a sense of finality to them, Avengers: Endgame is being positioned as a true, genuine ending to the 21 movies that have come before it. Nothing will be the same after Endgame. To that end, Marvel Studios has tried to …