Watch Thanos Threaten The Marvel Cinematic Universe In Phase 1 & 2: A Look Back

In 2008, Marvel Studios and Paramount Pictures took a huge gamble by releasing Iron Man, thus setting into motion a plan to create a cinematic fabric that would either succeed or fail. Though there were some rough patches, Phase I completed with the resounding success of Joss Whedon's The Avengers, officially creating the most successful universe of continuity that comic book films have ever seen. The Marvel Cinematic Universe was born. But where there's birth, there's surely death; and where th...