Take on the forces of evil with Ben 10: Protector of Earth for the PSP. When the alien DNA in the Omnitrix is stolen, it's up to Ben Tennyson to get it back. Transform into powerful alien heroes like Four Arms, Heatblast, and Cannonbolt, using their unique abilities to fight enemies and solve puzzles. It's an action-packed, portable adventure that lets you experience the power of the Omnitrix firsthand.