The incredible crossover events between the Justice League of America and the Justice Society of America that launched the DC Multiverse as we know it! This second of three volumes collects stories from Justice League of America #91-92, 100-102, 107-108, 113, 123-124, 135-137, 147-148, and 159-160.

"When the walls of reality first fell, a heroic alliance between the Justice League of Earth-One and the Justice Society of Earth-Two was forged, beginning a saga that would transcend space and time! Now, bear witness to DC's original super-teams' final adventures across multiple Earths-final, that is, until they face a Crisis unlike any they could have ever imagined ... A hero falls, and the only suspects are his closest allies! A mysterious disappearance brings our heroes to the wondrous New Genesis! Lex Luthor meets his most worthy ally-himself! In the rematch of the century, the Crime Syndicate of Earth-Three make their villainous return and bring the timeline to its knees! Explore the Multiverse with your favorite DC heroes as they battle foes new and old, traverse the cosmos, and defend justice on any Earth where it's threatened"--

From legendary comics writers Gardner Fox and Dennis O’Neil come the incredible crossover events between the Justice League of America and the Justice Society of America that launched the DC Multiverse as we know it! This collection brings together the earliest adventures of the heroes of two Earths as they battle their own arch-foes, the doppelgänger villains of Earth-Three known as the Crime Society, and more! Collects Justice League of America #21-22, #29-30, #37-38, #46-47, #55-56, #64-65, #73-74, #76, and #82-83.

The perfect companion piece to the CRISIS ON INFINITE EARTHS and HISTORY OF THE DC UNIVERSE trade paperbacks, this book features the classic tales of interaction between the heroes of Earth-One and Earth-Two. Existing in two different realities, theheroes of the Justice League team up with their predecessors the Justice Society of America in order to save both their worlds. Featuring different incarnations of Batman, Superman, the Flash and many other classic heroes. Collects JUSTICE LEAGUE OF AMERICA #21-22, #29-30, #37-38, and #46-47.

The Justice League of America teams up with their heroic predecesors, The Justice Society of America, in this new collection featuring three adventures that have never been reprinted before. First, the two teams face the unexpected threat from someof DC's war and Western characters, including Jonah Hex and Enemy Ace. Then, the teams must find the traitor within their own ranks. And finally, the JLA and JSA join forces with The New Gods to stop the evil might of Darkseid. This classic crossover CRISIS ON MULTIPLE EARTHS VOL. 5 collects JUSTICE LEAGUE OF AMERICA #159-160, #171-172, #183-185.

"Crisis on Infinite Earths" leaps from The CW's "Arrowverse" to this new collection starring fan-favorite character Felicity Smoak in a brand-new, Multiverse-spanning epic as she tries to locate the keys to the Anti-Monitor's plan! Plus, Lex Luthor teams up with a council of Luthors, but can they all play nicely to save the Multiverse? Collects stories from Crisis on Infinite Earths Giant #1-2 and a Monitor's worth of behind-the-scenes extras!