Walden, Mark.

Summary: It's up to Otto to save the world from a renegade faction of the world's most powerful villains, known as the Disciples. And when they kidnap two of Otto's friends, things get personal.

Format: text

Publisher / Publication Date: Simon & Schuster Books for Young Readers 2011

Copies Available at Woodmere

1 available in Juvenile Fiction, Call number: J FIC WAL