Video: Who Is Ultron? Everything You Need To Know About The 'Avengers 2' Villain

At San Diego Comic Con 2013, Joss Whedon announced that the Avengers sequel would be titled Avengers: Age of Ultron. Unlike the phase one Marvel superheroes, many people don't know who Ultron is or how he may fit into this upcoming chapter of the story. IGN has put together a good video giving newbies a primer on the character, also giving some insight in how Ultron may be featured in the upcoming Avengers sequel. Watch the video embedded after the jump.