The Avengers 3 May Leave Out Your Favorite Characters

We've heard Marvel Studios and its filmmakers talk a lot over the years about the importance of changing up The Avengers lineup every so often. We will start to see this idea play out in Joss Whedon's upcoming The Avengers: Age of Ultron\ - which is adding some new members to the team like Aaron Taylor-Johnson's Quicksilver and Elizabeth Olsen's Scarlet Witch - but if rumors are to be believed, then the comic book movie company is planning to take that thought to the extreme with the inevitable ...