(W) Robert Venditti (A) Eddy Barrows, Eber Ferreira (CA) Gary Frank. "Doom Metal" part one of five the Dark Nights: Death Metal tie-in that will directly impact the finale of that event! Nightwing's on a mission to free the Legion of Doom from Perpetua's clutches. But to do so* he'll need the help of none other than...Lex Luthor?! The surprises are only just beginning* as Nightwing* Lex* and a new Justice League must fight their way through an Earth twisted by the Dark Multiverse. Titans will be tested* hearts will be broken* and blood will be spilled!