Scooby Doo! Mystery Mayhem is a video game based on the Hanna-Barbera/Warner Bros. cartoon character Scooby Doo. It was created by Artificial Mind and Movement, THQ and Warner Bros.. This is the second Scooby-Doo video game to feature a laugh track. Scooby Doo and the gang are back on the case, trying to solve another supernatural mystery, but this not your average everyday mystery with some nutcase dressed in a costume. A mysterious villain has used the Tome of Doom, a magical book, and released a terrifying army of ghosts, monsters and zombies. It just so happens that Shaggy and Scooby come across the Tome of Doom and start using it to trap monsters back inside its pages. Now Fred, Velma, Daphne, Shaggy and Scooby are on a wild goose chase, trying to solve the mystery and sealing the monsters back in the book. Source: Wikipedia, "Scooby-Doo! Mystery Mayhem", available under the CC-BY-SA License.