Breakout!

By Michael Siglain

Subjects: Superheroes, Adventure fiction, Science fiction, Good and evil, fiction, Supervillains, Good and evil, Cartoons and comics, Avengers (Fictional characters), Radio and television novels, Fiction, Children's fiction, Thor (Norse deity), Juvenile fiction, Avengers (Fictitious characters)

Description: "When a super villain known as Graviton attacks New York, the world calls upon its mightiest heroes. Join Iron Man, Thor, Hulk, Ant-Man, and Wasp as they assemble to save the day!"--Page 4 of cover.