The superhero team the Avengers is replaced by Ultron, a computer-controlled defense system that goes stunningly wrong the minute it is put on line, forcing the Avengers back into action.
The Avengers are called into action when an award ceremony honoring Captain America is interrupted by a new, improved version of the destructive robot created by the Captain's World War II enemy Baron Zemo.
The next step in human evolution has arrived -- Homo Superior. Mankind isn't sure wheather this represents hope for the future of the end of the human race. In a private school, one brillant mutant is teaching five gifted students what they need to know to survive in this new world. These are the untold stories of Professors Xavier's first class of X-Men.
The Avengers follow a strange energy source to a local renaissance fair where they fall into the clutches of Morgan le Fay, queen of the mystic Kingdom of Avalon.
Collects issues five through eight of "Marvel Adventures Fantastic Four" comics in which the team of superheroes battle prehistoric creatures, the Mole Man, and Namor.