The Ooze as he appears on the cover of Goosebumps Horrorland: the Wizard of Ooze
The Ooze appears in the Goosebumps HorrorLand book, The Wizard of Ooze.
History
The Ooze is a comic book villain with the power to sludge his enemies. He is always spewing oily gunk, and smells like tar. It is also seen that he can drop hot burning oil from his body.