Avengers: 4-Movie Collection Blu-ray (Blu-ray + Digital HD)
Amazon.com: Marvel's The Avengers (Four-Disc Combo: Blu-ray 3D/Blu-ray/DVD + Digital Copy + Digital Music Download) : Robert Downey Jr., Chris Evans, Mark Ruffalo, Chris Hemsworth, Scarlett Johansson, Jeremy Renner, Tom Hiddleston, Clark