Barbara Gordon(Batgirl) (New 52)

In the wake of the World Tech Summit Incident, Batman and Robin met with Nightwing, Batwoman, and Batwing on the roof of the Gotham City Police Department headquarters. They observed a police pursuit of the Penguin down below and decided to join in. Nearby, a young redhead in a self-made Batsuit stepped out from a water tower and fired her grapnel gun.