Relates the adventures of two creatures which have escaped from a secret, sinister government laboratory where experiments in genetic engineering are conducted.
The developing relationship between teenager Davie and a mysterious new boy in town morphs into something darker and more sinister when Davie learns firsthand of the boy's supernatural powers.
Jing, King of Bandits, and his avian sidekick Kir, planning their most ambitious heist yet, agree to accompany a Porvora, a highly explosive animal, across dangerous terrain.
Creepella von Cacklefur helps Gorgo, the monster living in her moat, write a letter to the famous monster movie star Blobbina, and when they discover Blobbina has disappeared, they set out to find her.
Joining his uncle for a summer at the circus, Ray becomes a clown-in-training, but strange things start happening and he wonders about a place called "Clown Street" that even the other clowns are afraid to go to.
Terrified by the gruesome nightmares and unexplained bouts of sleepwalking that seem to be affecting her and many other students at Saint Opportuna High, Emma and her friends become even more unnerved when, after several deaths, they begin to suspect that something is causing them to kill in their sleep.
Abel, Tres, and Esther set out to meet with the rest of AX after Gyula's death, and as they set out on a new mission, they face many challenges, including a formidable vampire, a bloodsucking tree, and a dangerous mermaid.
Alexander has just moved into Stermont, but the elementary school is being torn down, his new classroom is located in the hospital morgue, a notebook he finds is full of information about monsters and everywhere he turns there are spooky balloon men determined to attack him.
Alexander and his new friend, Rip, are worried that the worms the rain has brought out are really the megaworms that Notebook of Doom describes but they soon discover that the night crawlers are trying to warn them about the monster tunnel fish that are threatening Stermont Elementary.
