Follow the adventures of monsters Ickis, Oblina, and Krumm in the classic Nickelodeon series! Meet Ickis, Oblina and Krumm, three young monsters at the scariest school you ve ever seen! When they’re not studying the best methods of frightening humans from their headmaster, The ...Follow the adventures of monsters Ickis, Oblina, and Krumm in the classic Nickelodeon series! Meet Ickis, Oblina and Krumm, three young monsters at the scariest school you ve ever seen! When they’re not studying the best methods of frightening humans from their headmaster, The Gromble, the trio is facing off against Simon, the most determined monster-hunter in town! Can they keep the secrets of the monsters safe while on their crazy adventures? Featuring the voice talents of Hollywood legends Jim Belushi, Tim Curry, and Shelley Duvall.