SCOOBY-DOO is an "Ameri-canine" icon, the most beloved cartoon pooch of the past three generations. The snack-sniffing sleuth and his pals are in the midst of a huge popularity boom. Scooby-Doo"s on the trail of another spooky suspect... and this could be one of the gang"s toughest cases yet! How can Scooby, Shaggy, Velma, Fred, and Daphne defeat a full-fledged ninja warrior??