"In 1985, DC Comics dramatically altered comics’ original universe with Crisis on Infinite Earths, an unforgettable, defining event in comics history that streamlined the DC Universe continuity. Nine years later, the heroes of the DC Universe found the temporal fabric of their new reality unraveling, and the biggest threat since the Crisis was about to be revealed. ... With the first half of the Zero Hour epic collected in DC Finest: Events: Zero Hour Part One, this volume concludes the timeline-shifting saga, ... which resulted in major status quo changes for heroes and villains across the DC Universe, including legendary Green Lantern, Hal Jordan"--Provided by publisher.