The Justice League! The biggest heroes! The biggest threats! With their powers out of control and trapped on a world they do not understand, the League must band together like never before. Queen Hippolyta is forced to confront her new destiny. All this and a last page so shocking that it will have fans of Naomi screaming! Meanwhile, in our bonus story, the Justice League Dark are trapped in the Library of Babel, where they are learning the hard way that the pen is mightier than their swords. Elsewhere, Merlin sets his sights on a lost city that hides the key to his violent delights. Could this mean a violent end for all?

THE JUSTICE LEAGUE IS VICTORIOUS. NOW THE TRUE BATTLE BEGINS! Far beyond the realms of our understanding lies the sixth dimension--the control room of the Multiverse, where cosmic beings set our fates in motion long ago. Now, with our Multiverse hurtling toward a final judgment it will not survive, our only hope lies in the sixth dimension. No mortals have ever visited it...but the Justice League are no mere mortals! Through the doorway to the sixth dimension, the Justice League discovers a future version of Earth, where the hard choices have already been made and the Multiverse has already been saved. All they need to do now is accept this gift, and their battle will be over. But the easy choice is never as easy as it seems. As the Justice League learns the terrible secret of this seeming paradise, Superman must fight to free himself from an impossible trap--a universe designed just to imprison him. With a powerful being and an entire world aligned against our heroes, will the fate of the Justice League and the entire Multiverse come down to an assist from the Legion of Doom? Tying into DC's "Year of the Villain" event, Scott Snyder (BATMAN: LAST KNIGHT ON EARTH), Jorge Jimenez (SUPERMAN), Javier Fernandez (GREEN ARROW), James Tynion IV (JUSTICE LEAGUE DARK) and Francis Manapul (THE FLASH) take the World's Greatest Super Heroes past the thresholds of imagination, into previously uncharted territory! Collects JUSTICE LEAGUE #19-28.

Featuring the first appearance of the Silver Age Red Tornado! At one of the JSA's meetings, a new Red Tornado interrupts the group, claiming to be the original. But every time the JSA is about to defeat a group of criminals, the Tornado interferes and causes them to 'die' in battle!

Place your bets, folks! The Royal Flush Gang is BACK and ready to take down the Justice League! Find out their connection to Deathstroke and their growing plot to destroy Green Arrow and Batman. Meanwhile, a villain from the Dark Multiverse has returned and he’s about to turn the Justice League Dark’s world upside down! Could this be the end of their team AND Atlantis?

Introducing…the United! This all-new all-star group of alien warriors represents all voices in the newly formed United Planets. A galactic Justice League, if you will. The first Legion of Super-Heroes? Sort of. The United comes to the new Justice League for help because the biggest threat to the universe is on the loose, and all roads lead to…Superman. All this, and Aquaman has some surprising news. This big, bold, universe-spanning story serves as a perfect hopping-on point for fans curious where their favorite DC heroes go next! Plus: While the Justice League Dark regroups after hitting the books (literally), all eyes turn toward Gotham, where Merlin’s followers gather to protect a mysterious weapon. Now it’ll take not one knight but two to infiltrate the cult and save reality. Batman guest-stars as the Eternal Knight’s new squire in this action-packed tale!

Superman, Batman, Green Arrow, Black Canary, Aquaman, and Hawkgirl join forces with Black Adam to fight an all-new world conqueror! But how do they stop the unstoppable power known as Brutus? Enter new mega-power sensation Naomi, who comes face to face with the League and brings along Queen Hippolyta of the Amazons for a blockbuster battle for the ages-with a last-page cliffhanger that will leave everyone guessing what’s next! And in the backup tale, the new Justice League meets the new Justice League Dark, and the demon Etrigan calls the team to action-but Batman has other plans. This team needs a leader, but what twisted secret prevents Zatanna from stepping forward? Plus, Ragman makes a startling discovery-one that may cost his life!

ÒThe Sixth DimensionÓ chapter five! The LeagueÕs plan is in full swing, but one member of the team isnÕt on board with their message and sides with the World Forger! Betrayed, thereÕs only one person who can turn the tide of this battle. Can Superman find the strength to escape his prison planet and save the Justice League, or is the League doomed to live out their days trapped in the Sixth Dimension?!