'Avengers 2' is the sequel to the blockbuster Marvel crossover film, 'The Avengers,' the 2nd highest-grossing film of all-time. 'Avengers 2' will see Iron Man, Thor, Hulk, Black Widow, Hawkeye, Captain America and Nick Fury reuniting and teaming with two powerful new members - Quicksilver and Scarlet Witch - to take on one of the most powerful villains in the universe: Ultron. When Tony Stark tries to jumpstart a dormant peacekeeping program, things go awry and Earth’s Mightiest Heroes, including Iron Man, Captain America, Thor, The Incredible Hulk, Black Widow and Hawkeye, are put to the ultimate test as the fate of the planet hangs in the balance. As the villainous Ultron emerges, it is up to the Avengers to stop him from enacting his terrible plans, and soon uneasy alliances and unexpected action pave the way for an epic and unique global adventure. 'Avengers 2' will also see the addition of Vision, the humanoid superhero created by Ultron from Tony Stark's JARVIS operating system.