Scooby and the Gang are back in an all-new adventure. Join your favorite slackers as they try to solve a mystery of supernatural proportions. The gang starts out on a routine case in the search of ghosts. During their search, a scheming business tycoon, who will stop at nothing to grow his empire, uses the Tome of Doom to unlock some of the creepiest monsters our gang has every seen. Help Scooby and Shaggy find the Tome of Doom, capture monsters, and solve the mystery. Would you help Scooby and Shaggy solve this mystery for a Scooby Snack?