2021's The Batman will see Robert Pattinson and Batman, and we've known for some time now that the film will feature at least four iconic villains. Some speculation says appearances by Penguin, Catwoman, Riddler, and Firefly, are expected. But the number has since inflated to six, with iconic rogues such as Poison Ivy and Mad Hatter being brought into the conversation.
Not only has Poison Ivy been mentioned as a potential villain in The Batman, but word on the street is that Warner Bros. already knows who they want for the role: Rihanna. Hence the tease on Instagram...