Goosebumps: The Rise of Slappy

Goosebumps: The Rise of Slappy is a book by R.L. Stine. It follows the rise of Slappy and the other villains of the Goosebumps media, freed by the mysterious terrorist group DEATH, which knock R.L. Stine out cold without his memory.

Characters:
 * Slappy the Dummy: The evil antagonist who terrorizes humans. He was freed by DEATH when they took R.L. Stine's bookshelves.
 * Carly Beth/The Haunted Mask: When she put on the monster mask, it does not come off.
 * Amaz-O: A magician-turned-rabbit who assists Slappy.
 * Masked Mutant: A supervillain who shapeshifts into any solid form.
 * The Abominable Snowman of Pasadena: This monster was the first to be freed.
 * Monster Blood: Goo that resembles green blood.
 * Count Nightwing: Vampire.
 * Will Blake: A 12-year-old boy who is a werewolf.
 * Professor Shock: Mad scientist.
 * Annihilator 3000: A kid-sized toy robot. It can bring misfortune to all those who own it.
 * The Evil Camera: This camera is a haunted camera.
 * The Haunted Car: This possessed car is a demonic car.
 * Purple Peanut Butter: Peanut butter-like substance
 * Mrs. Maargh: The creature teacher.
 * Lawn Gnomes: An army of lawn gnomes.
 * Vanessa the Mystic: She who can turn people into chickens.
 * Clarissa the Witch
 * Cronby
 * Muglani
 * Murder the Clown
 * Captain Long Ben One-Leg
 * Madame Doom
 * The Phantom of the Auditorium
 * Curly the Skeleton