14. Jaimie Alexander
HAHA ;) @TricksyLiesmith: @JaimieAlexander perfect :) pic.twitter.com/pCrf7rHfMl Jaimie Alexander (@JaimieAlexander) January 30, 2014
Twitter handle: @JaimieAlexander
Followers: 88.2K As Lady Sif, Jaimie Alexander has been one of the highlights of the Thor franchise with fans constantly hoping her character will receive an increased role. With a return appearance on Agents of S.H.I.E.L.D. never out of the question, her followers never know when Alexander might pop up again in the Marvel Cinematic Universe. They will be the first to know, however, with Alexander dropping the news as soon as its allowed to go public.
13. Mark Ruffalo
Half Man half Rubber Mask. pic.twitter.com/pK8vZZz8hA Mark Ruffalo (@MarkRuffalo) July 27, 2014
Twitter handle: @MarkRuffalo
Followers: 1.05M Every socially conscious superhero movie fan should follow Mark Ruffalo. The Hulk himself is doing his best to smash vital environmental issues and encouraging fans to do the same. Ruffalo even incentivized his fanbase this summer, offering one lucky winner the chance to visit the set of Avengers: Age of Ultron in exchange for donating to WaterDefense.org. Follow Ruffalo now for your next chance at once-in-a-lifetime experience in exchange for donating to an important cause.