Cinderella Serial Killer Princess

"Cinderella is back in a brand new series! A loyal servant to the Dark Horde, Cindy, turned her back on it to help save the world. And all she got for her trouble was a brutal death. But sometimes those that die get a second chance and now Cindy is back with a thirst for blood. And once she's had her revenge not a single hero in the Grimm Universe will be left alive. Collects Cinderella: Serial Killer Princess #1 - 4."