X-Men: First Class is an Action | Adventure movie and was released in June 2011.This explained how the X-Men was formed. It started with Charles Xavier (Professor X) professor of genetics and mutation together with his long time friend Raven (Mystique), were asked to elaborate and investigate some events relating to some unknown beings. Upon seeking the villain, Charles met and saved Erik Lehnsherr (Magneto). Now, along with Henry McCoy (Beast), they reorganize under the roof of the government (CIA) to locate other mutants. Then, Sebastian Shaw (villain) showing no intentions of giving up tried to get the world into nuclear war, backed with some strong mutants, they fought against the first class of X-Men.