Captain America, Iron Man, the Black Widow, Thor, the Vision, Nova, and the Invisible Woman...a powerful collective of the greatest heroes the world has ever known. They are the Avengers, and they want it known they're here to stay. Watch the all-ages action unfold when Captain America tries to take down the nefarious A.I.M. terrorist organization. Then see Thor battle the deadly Executioner aboard a pirate ship! And the Black Widow is forced to trespass into Prince Namor's domain in a desperate bid to save Tony Stark's life!