If you're worried Margot Robbie's performance as the fabulous and quirky Harley Quinn will be the only good thing to come out of "Birds of Prey," rest ... young girl, Cassandra Cain (Ella Jay ...

Batgirl Cassandra Cain debuts a new, short-lived costume with a scar-like tear in her mask. The costume change suits the environment and situation in Birds of Prey #11. Cassandra's scarred mask ...

In February, Margot Robbie will return as Harley Quinn in Birds of Prey, an all-female supervillain movie co-starring Ali ... A key character called Cassandra Swain, the young girl protected ...