Fan Casting Poison Ivy in The Batman IV: Heart of Ice (1997)

Dr. Pamela Isley, now known as Poison Ivy, is the secondary antagonist of The Batman IV: Heart of Ice. A former scientist and botanist for Goth-Corp who, out of disgust for both Goth-Corp and CEO Ferris Boyle's inhumane treatment of nature, turns to villainy as the eco-terrorist Poison Ivy. To this end, she aligns herself with Mr. Freeze to aid in his goals, all while beginning to develop feelings for him.