Here's a clip from The Amazing Spider-Man 2, and a featurette about scoring the film.
X-Men: Days of Future Past - Clips
Here are two more clips from the new X-Men: Days of Future Past film.
Weta Digital's VFX for Iron Man 3
Weta Digital worked on over 500 shots for Iron Man 3, creating the epic final battle of the film.
The Avengers - 20 Minute Behind the Scenes
Here are 20 minutes of behind the scenes footage for The Avengers.