The release of the posters comes after Fox presented the cast over the weekend at Comic-Con in San Diego.
The title and the plot that it is based on is taken from The Uncanny X-Men issues #141 and #142, published back in 1981. The issues were written by Chris Claremont with art from John Byrne and Terry Austin.
Bryan Singer returns to direct the film, which 20th CenturyFox will open the movie on May 23, 2014.
Hugh Jackman, Patrick Stewart, Ian McKellen, Halle Berry, Anna Paquin, Shawn Ashmore, Ellen Page, and Daniel Cudmore are returning from the cast of X-Men: The Last Stand. James McAvoy, Michael Fassbender, Jennifer Lawrence, Nicholas Hoult and Lucas Till are the returning cast members from X-Men: First Class. Newcomers to the X-Men franchise include Peter Dinklage, Omar Sy, Booboo Stewart, Fan Bingbing, Adan Canto, Evan Peters and Josh Helman.
The film will mark the seventh appearance of Hugh Jackman as Wolverine. His next appearance will be this weekend, which includes a post-credits scene featuring a teaser of the next X-Men film.