As the evil Celebrant conquers more and more dragon sanctuaries, Kendra must raise an army of friends and allies on her own to fight him because her brother Seth and Bracken are missing.

When an all-consuming void from the Fourth Dimension opens up, unleashing monsters throughout the Realities, Mister George has one last weapon at his disposal--the mysterious and powerful Karma button, which might be even more dangerous than anyone imagined.

The Masked Man builds an army of literature's greatest villains using a magic potion that turns books into portals, sending Alex and Connor on a quest through the Land of Oz, Wonderland, and beyond to catch him before it is too late.