X-Men: The Ultimate Collection - X-Men / X-Men 2 / X-Men 3: The Last Stand / X-Men Origins: Wolverin

X-Men 2
An unprovoked mutant attack on the President gives General William Stryker his long-awaited opportunity to wage all-out war against the mutants. A war that would leave only one race victorious. The X-Men must unite with their old adversary Magneto to prevent a devastating confrontation that could destroy everyone on the planet.

X-Men 3: The Last Stand
After a controversial "cure" is discovered, mutants can choose to retain their superhuman abilities or give up their unique gifts and become "normal". When peaceful mutant leader Charles Xavier clashes with his militant counterpart, Magneto, the battle lines are drawn for the war to end all wars.

X-Men Origins: Wolverine
The origin story of Wolverine's epically violent and romantic past, his complex relationship with Victor Creed, and the ominous Weapon X program.

X-Men: First Class
Before Charles Xavier and Erik Lensherr took the names Professor X and Magneto, they were two young men discovering their powers for the first time.