Margot Robbie's live-action iteration of Harley Quinn won the hearts of many fans, but she was introduced during the DCEU-era films with Suicide Squad. While Suicide Squad left much to be desired ...

spring into action. What it’s about: Batman and Nightwing form an unlikely alliance with Harley Quinn when her estranged friend, Poison Ivy, threatens the world. What it’s about: Bruce Wayne ...

Editor's Note: The following contains spoilers for Harley Quinn Season 5 ... the release of the final season of Superman & ...

James Gunn crafted Harley Quinn’s unforgettable speech to President Luna before the script for The Suicide Squad even began.

However, outside that universe, Harley Quinn also debuted the fifth ... The character would reach new levels of fame when she made her first live-action film appearance in Suicide Squad.