Frankenstein's Monster (the Creature) is the creation of Dr. Victor Frankenstein. He was assembled from the dead body tissue of various corpses and given life through alchemical means. After escaping his creator through the Arctic Circle, he discovered Toyland, and married the queen Olympia. The couple frequents the Blazing World.
Frankenstein's Monster is from Mary Shelly's Frankenstein; or, The Modern Prometheus.