The gang is at the local arena, looking to watch their favorite wrestlers of the CWF – the Coolsville Wrestling Federation – which has been recently purchased by the local toy manufacturing company. When some of the wrestlers of the CWF have started to be targeted in a series of mysterious accidents, the Scooby-Doo Detective Agency takes on the case to find out who's behind the hijinks.

After Daphne's dad puts her in charge of his new arcade, the Scooby-Doo Detective Agency gets hired for a new case when a giant hairy monster called Bigwig tries to put the arcade out of business.

One of Velma's experiments is picked to be launched into space, but an astronaut ghost terrorizing the place thinks otherwise.

Fed up with Freddy always blaming Red Herring for each mystery, the gang orders him to try to survive with out blaming Red Herring for each crime.