So, in , the trio's own headline printed them as the Gotham City Sirens ; a villainous group of crusaders out to wreck the town. It's easy to love these three DC characters; despite the fact that their devilish antics routinely get in the way of superheroes like Batman, there's something about their charm that keeps the audience wanting more. Roller Derby is a contact sport that is mostly played by women, and it's no question that Harley, Ivy, and Catwoman would kill in this game—maybe even literally. These three cosplayers worked together to form their own team, making sure that their uniforms pay homage to their individual character's signature colors. Their skates are tied down tight and, with the Gotham City Sirens , the other team better be prepared to fight their way through Harley's hammer, Catwoman's whip, and Ivy's poisonous shrubs.
Relationships in comic books can be a complicated beast, especially when it involves the criminally insane. Despite both being unhinged and dangerous enemies to the Dark Knight, they began to fall in love and develop feelings for one and other. They are two of the most interesting villains in the DC Comics Universe, leading to many cosplayers finding inspiration in their looks. We take a look at 10 awesome Harley Quinn and Poison Ivy cosplay duos.