The Scooby-Doo adventure involving the ghost of Captain Cutler takes Scooby-Doo and Fred underwater. Fred wears special diving gear, and Scooby chases the swimming ghost on his waveboard. The ghost is trying to retrieve his hidden jewels. Together, Scooby and Shaggy aim to catch the ghost to uncover his secret. The figure can be unmasked, revealing the true identity of the diver. The ghost card contains additional information about Captain Cutler. The content of the ghost cards can be read with the reader from the Scooby-Doo playsets. The set includes Scooby-Doo, Fred, the ghost of Captain Cutler, a ghost card, a surfboard, a treasure, diving gear, and other accessories.