Monster High: Ghouls Rule unearths an old conflict between "Normies" and monsters - and things are about to get scary! For years, students at Monster High were warned that Halloween was a night to stay inside and avoid conflict at all costs. But Frankie and her friends discover that ghouls and "Normies" once loved to spend the holiday together! The ghouls decide to turn back the clock and use the night to celebrate their individuality and show that it's okay to "Be Yourself. Be Unique. Be a Monster!"

After Monster High’s roller skating team is defeated at the Skulltimate Roller Maze tournament, the ghouls team up to face an all-boys league, with the hope of winning back the school crest and restoring school spirit.

Two rival race teams, the Teku and the Metal Maniacs, are recruited by Dr. Peter Tezla to race in the fantastic Racing Realms and retrieve the all-powerful AcceleChargers before they fall into the hands of the deadly Racing Drones. Our drivers race through the Storm and Swamp Realms.

The two teams become even more strained when the Metal Maniacs get a new leader. Meanwhile, the Acceleracers and the Racing Drones face challenges while competing in the Racing Realms with a new, mysterious opponent.

The Teku and the Metal Maniacs put aside their usual competitive instincts and work together in order to save a fellow driver and the AcceleChargers, which are in danger of falling into the hands of the evil Racing Drones.

As Dr. Tezla works at unlocking the mystery of the Accelechargers, the Racing Drones unleash their most powerful weapon against the Acceleracers: the car-eating Drone Sweeper.

The time has come for Eli and the Shane Gang to take their new friend Junjie home to the strange and beautiful Eastern Caverns. But when they arrive, they are shocked to find a world darker and more dangerous than Junjie remembers.

Valin Horn is the galaxy's only maker of artisanal lightsabers. This is his story.