Want to give main character energy? Here are six multifunctional plus-size clothing pieces that can double as Halloween costumes.

Margot Robbie wears 13 outfits as Harley Quinn in "Birds of Prey." Costume designer Erin Benach tells Insider the yellow jumpsuit took the longest to get just right.

Harley Quinn Halloween costumes are more popular than ever, you're looking to wear a DIY Harley Quinn costume this year, then we have plenty of ideas for you.

We already know that a vast majority of women this Halloween will wear Harley Quinn costumes to parties, bars, and out trick-or-treating with their kids. It stands to reason that many guys will ...

She’s back! Two months after teasing fans with the full title of her Harley Quinn standalone film, Margot Robbie is back in full costume on the set of Birds of Prey.

Indeed, ever since Suicide Squad promotion began, Harley’s been a crowd favorite. Men want her so badly, and women think she’s pretty badass with a sweet sense of complimentary color coordination.

HALLOWEEN costumes for women, men and even couples outfits are being mass-produced ahead of this month's celebrations.

Plus, fans are still geeking out about Wonder Woman’s epic new costume in the series. What do you think of Harley Quinn, Aquaman, and Mister Miracle’s new costumes in Dark Nights: Death Metal #1?

Harley Quinn Halloween costumes are more popular than ever, you're looking to wear a DIY Harley Quinn costume this year, then we have plenty of ideas for you.