Scooby-Doo and the gang must track down the last of thirteen ghosts they had hunted years ago.

Aquaman harus bertarung musuh di udara, di darat dan di kedalaman Seven Seas, bersama dengan bantuan dari The Justice League, untuk menyelamatkan bumi.

Batman teams up with the Scooby Doo gang when villains from both of their worlds unite to wreak havoc on the city.

In an alternative Victorian Age Gotham City, Batman begins his war on crime while he investigates a new series of murders by Jack the Ripper.