Batman, Batgirl, Joker, and Harley Quinn HD Wallpaper

A composite image features Batgirl on the left, Batman in the center background, Harley Quinn in the foreground, and the Joker on the right. Batgirl wears a black and yellow costume with a cape. Harley Quinn is in her classic jester outfit. The Joker has green hair and a wide, menacing grin.