Princess Maru, better known as Doctor Poison, is a villainous character from DC Comics and an enemy of Wonder Woman. She is an evil scientist possessing great knowledge of poisons, toxins, pharmaceuticals and genetic engineering. Her criminal activities typically revolve around the creation and use of chemical and biological weapons in global terrorism.
DC Animated Movie Universe[]
Dr. Poison (voiced by Courtenay Taylor) appears as an antagonist in Wonder Woman: Bloodlines. Working alongside Dr. Cyber as a member of Villainy, Inc., she acquires an ancient Amazonian relic from Vanessa Kapatelis which she plans to use to create a replica of the Gorgon Medusa.
With Cyber's cybernetic technology and Poison's knowledge of bio-chemical engineering, Villainy, Inc. succeeds in recreating Medusa. However, upon her awakening, Medusa refuses to obey commands and attacks Dr. Poison as they begin their assault on Themyscira. With her petrifying gaze, Medusa turns Dr. Poison to stone and then shatters her to pieces.