A lot goes into making comic-book adaptations look as impressive and as seemless seamless as they do. To give just a small look into the process, special effects house Digital Domain has revealed a look into the laborious process that helped to bring X-Men: Days of Future Past to life.

The video showcases Jennifer Lawrence changing from the blue-skinned Mystique into various characters, Michael Fassbender's Magneto destroying the stadium, and the creation of the Sentinels.

Director Bryan Singer's blockbuster arrives Oct. 14 on Blu-ray and DVD.

(via io9)