The Sandman Universe: Nightmare Country #4

The Corinthian’s hunt for answers about the Smiling Man transcends even his own self-preservation as he returns to the waking world—and his unlikely human partner—in defiance of Dream’s orders. But when he finds out just how many people have seen the Smiling Man? Then the bodies are going to start hitting the floor…

Characters: Batman, Black Canary, Corinthian, Deadman, Dick Grayson, Green Arrow, Hal Jordan, John Stewart, Joker, Man-Bat, Phantom Stranger, Ra's al Ghul, Spectre, Superman, Talia al Ghul