Boys 3-7 will feel like they are part of the cosmic action as Batman, Superman, and the Green Lantern take on an unstoppable monster from outer space that's wreaking havoc in Metropolis! But not everything is as it seems with this alien, and only Green Lantern has the power to save the Earth.
- ISBN10 030797801X
- ISBN13 9780307978011
- Publish Date 28 November 2012 (first published 9 August 2011)
- Publish Status Active
- Imprint Random House Books for Young Readers
- Format eBook
- Language English