His film features Penguin in a rather important role, one that has since gotten even more important thanks to the award-winning HBO spinoff show. So, had Reeves not asked for the character to be taken out of Birds of Prey,

The Suicide Squad star Margot Robbie reveals that The Penguin was supposed to be Birds of Prey (and the Fantabulous Emancipation of One Harley Quinn)'s villain, and explains why Black Mask replaced him.