Check out this detailed breakdown of how Rising Sun Pictures did the visual effects for one of the most amazing Quicksilver scenes in X-Men: Days of Future Past.
The music really sells it for me, that and the atomic wedgie.
For a full write-up of the process, make sure you hop over to the website where the team walks through the slow-motion sequence which they describe as an "astonishing blend of live action, computer-generated objects and extensive visual effects."