Ben's UltraSecret Files - Ben 10 Author:Eric Luper Ben 10 is back and better than ever! Get the scoop on a new batch of aliens and learn life-saving trivia that's out of this world. — Discover the truth behind your favorite aliens in this intergalactic Ben 10 character guide. Ben and Gwen share the secrets of the Omnitrix and introduce a new batch of alien alter egos, montrous villains, and extra... more »terrestrial oddballs.« less