The Doom Box - Farshtey, Greg

The heroes receive dire news: prior to their original capture, Core Hunter, Voltix, XT4, and Thornaxx stole four components of a devastating super-weapon called "The Doom Box." Now that the villains have escaped, they plan to recover those components, build the weapon, and blackmail the galaxy. Hero Factory has to stop them. Original.

The Doom Box 2012, Scholastic, New York

ISBN-13: 9780545465168

Trade paperback

The Doom Box 2012, Turtleback Books, New York

ISBN-13: 9780606267687