X-MEN: FIRST CLASS unveils the epic beginning of the X-Men saga – and a secret history of the Cold War and our world at the brink of nuclear Armageddon. As the first class discovers, harnesses, and comes to terms with their formidable powers, alliances are formed that will shape the eternal war between the heroes and villains of the X-Men universe.
Plus there is a description of what comes in with the Blu-Ray as a bonus:
-An Exclusive collector book with the art of evolution: With 40 pages of the art production, set photos, scenery illustrations and a lot more!
-Over 4 hours of first class bonus, including Cerebro - The Mutant Tracker.