Random Factor is a man from Factory then Castle Maidragon in Xanth. He was first introduced in The Dastard.
Random Factor is the boyfriend of Debra.
Random Factor did something random to intruders each time they opened his chamber door in Castle Maidragon. He used the alias Fabian when he traveled Xanth when they met Debra.
Novels: The Dastard, Swell Foop, Cube Route, Pet Peeve, Air Apparent