The Avengers roster has long been in a state of flux with characters coming and going and spinoff groups being formed. But earlier this week, Marvel launched a new volume of Uncanny Avengers with the wildest assemblage of "heroes" yet. With nearly every member being a former villain, I thought I'd rank some of the bigger shake-ups in team history. Check out my list on ComicBook.com and let me know what you think is the most dramatic Avengers roster turnover in history.