Download or read book Grey Griffins: The Relic Hunters written by Derek Benz and published by Little, Brown Books for Young Readers. This book was released on 2011-05-10 with total page 216 pages. Available in PDF, EPUB and Kindle. Book excerpt: In just one semester at Iron Bridge Academy, The Grey Griffins have already had quite an education-clockwork robots, students with super powers, and a hidden land beyond our world where mystical creatures and incredible inventions exist. But as second semester begins, their friendship is put to the test-Max, Ernie, Natalia, and Harley are growing apart. When their arch nemesis Otto Von Strife reemerges with another evil plan, the Griffins must learn to set aside their differences and reunite to save the world. And each other.