Poison Ivy is one of the most sultry of Batman villains. Poison Ivy: It's sad that Pamela Isley, or Poison Ivy, became the way she did because of experiments. While she was taking Biology, her professor seduced her and injected her with poisons and toxins. This poison transformed the plain Pamela Isley into the plant-like menace that wreaks havoc on Gotham City. Poison Ivy, one of the most unique Batman villains, grew up being ignored by her wealthy parents. When she grew up, Poison Ivy dropped out of school after her boyfriend suddenly passed away. All of these events set the stage for Pamela Isley to transform into Poison Ivy. Moving from Seattle to Gotham City, Poison Ivy threatens the city with toxic spores unless they meet her demands. Thankfully Batman came to Gotham City that same year and was able to stop Poision Ivy's evil plot. She is the most seductive of the Batman villains, using her potions to make people fall in love with her so she can get what she wants. Batman stops her from hurting the city, and Poison Ivy gets locked inside a mental institution for the criminally insane. Over the years, Poison Ivy's plant-like powers develop until she is super human. Her lips are poison so she uses this as one of her greatest weapons. She can literally give her enemies a kiss of death. Poison Ivy was brought into the picture when comic book readers started to sympathize and relate to Catwoman. They needed a new evil female Batman villain to take her place. Poison Ivy was the answer because it gave the readers a new female super villain to hate. Looking gorgeous with her flaming red hair and her skimpy outfit made of leaves, Poison Ivy is one of the best Batman villains of all time.