Monster Blood

Soon after he purchases a dusty can of monster blood at the funky old toy store near his great-aunt Kathryn's house, Evan begins to notice some strange things happening to the people around him. Original.   Monster Blood is the third book in the original Goosebumps book series, and the first book in the Monster Blood saga. It was first published in 1992. The book follows Evan Ross and his friend, Andy, who discover the disturbing secret about Monster Blood, novelty slime which makes people and animals grow bigger like giants. The book was later followed-up by three sequels: Monster Blood II, Monster Blood III, and Monster Blood IV. The illustration on the cover shows Monster Blood oozing down the stairs as a pair of glasses are visible.