It's pedal to the metal as Scooby-Doo, Shaggy and the gang team up with the superstars of WWE in this hi-octane, all-new original movie! When Scooby and Mystery Inc. visit an off-road racing competition, it's not long before strange events start to occur. A mysterious phantom racer, known only as Inferno, is causing chaos and determined to sabotage the race. It's up Scooby-Doo, Shaggy and their new driving partner, The Undertaker, to save the race and solve the mystery.