The Avengers will put all of their powers to the test as they assemble to take on their greatest enemy: Ultron! Can the Avengers defeat this merciless super-robot or are our heroes doomed? Go behind enemy lines and look like Ultron, the Avengers' most powerful threat in the battle of good versus evil! These movie-inspired masks include a flexible band to fit most ordinary mortals, so you can pretend to be superhuman! Superpowers not included. Copyright Marvel. Hasbro and all related terms are trademarks of Hasbro.