This week marks another epic chapter of INJUSTICE: GROUND ZERO. In chapter 16, on sale today, Harley takes on The Joker! See below for chapter descrption and exclusive preview:

Since the Joker's death, the Joker Clan has been loyal to Harley Quinn. But who will have Harley's back when the alternate Earth Joker gives them new, villainous marching orders? Meanwhile, the Batmen of two worlds fight against a mind-controlled Green Arrow and the person pulling his strings — Raven!

Written by Chris Sebela with art by Marco Santucci, this week’s chapter is now available for download via the DC Comics App,, iBooks,, Google Play, Kindle Store, and Nook Store.