Green Lantern Vol.4 #50

BLACKEST NIGHT spreads with an oversized anniversary issue!

Surrounded by friends and enemies, Hal Jordan goes into battle with a being he will never defeat - the Black Lantern Spectre! Can Saint Walker, Sinestro, and the others put a stop to this bizarre Spectre rebirth? 
 
Plus, Atrocitus reveals a tie to a power that may make him the most unbeatable of all the Lanterns!