Dark Nights: Death Metal #6

The battle rages as the entire DC Universe stands against the Darkest Knight! Villains fight alongside heroes working as one to banish this demon from the deepest corners of the Dark Multiverse. Meanwhile, the Robin King lurks nearby, his army of Groblins in wait. The dogs of war are loose and no one is safe.

Characters: Abigail Arcane, Aqualad, Aquaman, Atom Smasher, Bane, Barbara Gordon, Batman, Batman Who Laughs, Beast Boy, Bizarro, Black Manta, Booster Gold, Cassandra Cain, Cyborg, Dick Grayson, Flash (Barry Allen), Flash (Garrick), Green Lantern (Scott), Guy Gardner, Hal Jordan, Harley Quinn, Jason Todd, Jessica Cruz, John Stewart, Jon Kent, Katana, Kyle Rayner, Lobo, Lois Lane, Martian Manhunter, Mera, Miss Martian, Natasha Irons, Ocean Master, Parasite (Jones), Poison Ivy, Simon Baz, Steel (John Henry Irons), Superboy (Kon-El), Supergirl (Kara Zor-El), Superman, Swamp Thing, The Signal, Tim Drake, Wonder Woman