Over the course of twelve movies, the Marvel Cinematic Universe has evolved and altered into something very different to what it was when Nick Fury broke into Tony Stark's mansion back in 2008. However, the biggest change yet will come when these heroes battle it out in Captain America: Civil War next year, the first Phase 3 movie, and the one which looks set to tone for everything to come between now and 2019. Based on one of Marvel's most popular and successful events to date, Civil War is going to not only bring some key new players into this world, but will also leave the status quo of the MCU in a very different place by the time the credits roll. Just how closely the Russo Brothers helmed movie will follow the source material remains to be seen, but the first batch of concept art for the 2016 release has already revealed some fairly drastic changes. With Captain America and Iron Man's respective teams finally revealed, The Avengers have new costumes, new gadgets, and teammates which are sure to surprise you. Here, I take a look at the five biggest reveals from the new Captain America: Civil War concept art, taking an in-depth look at what it reveals about the movie and how what's shown may just end up confirming some very interesting rumours. While Civil War may have been a mystery up until now, prepare to have chosen a side by the time you've finished reading...