Crisis on Infinite Earths #7

BEYOND THE SILENT NIGHT At last the origins of the most mysterious players in this story are revealed. Learn the secret pasts of Pariah, and why he is destined to witness world after world die, the tragic past of Harbinger, the mysterious Monitor, and evil incarnate, the Anti-Monitor. Plus, in order to stop the Anti-Monitor from destroying the last remaining Earths in the multiverse, a cadre of the DCU's most powerful heroes mount an all out assault on the villain's stronghold in the dangerous Anti-Matter Universe. It is a task not everyone will survive.