Oz undead apocalypse book 1

When the familiar land of Oz is plunged into a nightmare of flesh-eating terror, Dorothy Gale and her legendary companions must face a threat unlike anything they have ever encountered. Behind this catastrophe is none other than the Wizard of Oz himself, who unleashes a devastating biological and magical plague that rapidly transforms the peaceful citizens, munchkins, and magical creatures into a relentless horde of the undead.