In order to thwart the Mogadorian invasion, a group of the Garde head to a pyramid in Mexico in order to awaken a power that can save the world.
- ISBN10 0606387609
- ISBN13 9780606387606
- Publish Date 28 June 2016 (first published 1 September 2015)
- Publish Status Out of Print
- Out of Print 12 July 2022
- Imprint Turtleback Books
- Edition Bound for Schools & Libraries ed.
- Format Hardcover (Library Binding)
- Pages 432
- Language English