Help stepbrothers Phineas and Ferb, along with their pet platypus Perry, a.k.a. Agent P, stop the diabolical Dr. Doofenshmirtz from conquering the world in this adaptation of the Disney Channel's original movie. Starring the creative and quirky kids Phineas and Ferb, the DS version has you controlling all three characters across five worlds and 30 levels of jumping, dodging, racing, and battling action. Collect various gadget upgrades in your travels to create items such as the baseball launcher and grapple gun to defeat enemies and overcome environmental obstacles.