Margot Robbie's portrayal of Harley Quinn

Margot Robbie's performance as Harley Quinn in the Suicide Squad and Birds of Prey films significantly boosted the character's popularity, making her one of the most recognizable figures in DC Comics.

James Gunn's DCU plans

James Gunn, the filmmaker behind the upcoming DC Universe, has not included Margot Robbie's Harley Quinn or her alter ego Harleen Quinzel in his current plans for the new cinematic universe.

Speculation about future involvement

Despite the absence of official announcements, some fans and industry insiders speculate that Margot Robbie might still have a role in the DCU, though no concrete details have been confirmed.

Gunn's focus on new characters

James Gunn has emphasized introducing new characters and stories within the DCU, aiming to create a fresh narrative direction that diverges from previous iterations of the superhero genre.