Since her debut in the 1960s, Poison Ivy had had an unconventional trajectory in the DC universe. The character has transformed from a true villain to an unpredictable antagonist, who regularly fights on the side of the good guys if the situation (and her views on the environment) allow it. While Ivy has had a tumultuous past couple of years after dying and being revived amid the events of Heroes in Crisis, a recent story in Batman: The Joker War Zone took the fan-favorite character to some surprising new heights. Spoilers for Batman: The Joker War Zone below! Only look if you want to know!