Description Acclaimed writer Paul Cornell sends the Demon Knights to Hell in this third installment in the series! Betrayed by Etrigan and trapped in Hell, the Demon Knights must find a way to escape the clutches of Lucifer. To do so, one of the Demon Knights must make the ultimate sacrifice! Everything changes for the Demon Knights in this volume directly connecting to the mysterious Black Diamond. Collects issues #13-18 of Demon Knights.