Showcase Presents: Justice League of America #4

In "Operation: Jail the Justice League!", Doctor Destiny unleashes a twisted scheme to swap the Justice League members with the villains they've defeated, turning heroes into prisoners and foes into champions. With the team trapped in their own worst nightmares, Green Arrow finds a way to break free and race against time to stop the madness before the League is lost to their own pasts.

In "Time Signs a Death-Warrant for the Justice League!", the Justice League finds themselves trapped in a deadly game when The Key manipulates a trophy in their collection, forcing them to turn on one another within the hour. With time running out and trust crumbling, the heroes must uncover the truth behind the curse before the clock strikes zero.

In "The Stormy Return of the Red Tornado!", a mysterious figure claiming to be the original Red Tornado crashes into a Justice Society of America meeting, demanding to prove his worth. As the JSA tests his loyalty, he repeatedly disrupts their missions—leaving the team to question whether he’s a savior or a saboteur. When the truth behind the JSA’s apparent deaths begins to unravel, Red Tornado sets out to Earth-1, seeking the Justice League’s help before the real villain is exposed.

In "T. O. Morrow Kills the Justice League -- Today!", the cunning scientist T. O. Morrow unleashes a deadly plan that forces the Justice League and Justice Society to confront a supercomputer capable of stopping time—knowing full well the cost would be catastrophic. With the fate of the world hanging in the balance, Morrow pushes both teams to make a choice that could end everything.

In "Divided--They Fall!", the Justice League faces a chilling threat when Generalissimo Demmy Gog of the small nation of Offalia arrives in the United States, wielding a stolen device capable of unraveling the very morale of even the mightiest heroes. As tensions rise and unity begins to fracture, the League must confront not just an enemy with a dangerous weapon, but the fragile bonds that hold them together.

In "A Matter of Menace!", the Justice League finds itself fractured when the Headmaster orchestrates a sinister plot that pins the murder of the Tattooed Man on Green Arrow. With Wonder Woman stepping away from the League to live without her Amazon powers, the team must navigate suspicion and deception while uncovering the truth behind the frame-up.

In "Versus the Creeper!", the Justice League faces a moral crossroads as they debate whether to investigate the enigmatic Creeper—whose true allegiance remains uncertain. Meanwhile, the insecure teen hero Mind-Grabber Kid, fueled by envy over the League’s fame, unwittingly arms a hostile alien force with the belief that the League has become tyrants in need of overthrowing.

In "...And So My World Ends!", Martian Manhunter returns to the Justice League with a desperate plea: the White Martian Commander Blanx has launched a devastating assault on Mars. As the League rallies to defend the red planet, the battle spirals into catastrophe, leaving Mars uninhabitable and forcing its surviving inhabitants to seek a new home—J'onn among them.

In "13 Days to Doom!", the Justice League races against time when Hawkgirl arrives with a chilling report: residents of Midway City are being turned to salt, including her husband, Hawkman. With the clock ticking and the source of the terror still unknown, the League must uncover the truth before the city is lost—only to find an unexpected ally emerges in the final hours.

In "Star Light, Star Bright—Death Star I See Tonight!", Starman warns the JSA of Aquarius, a star-born entity reborn from cosmic fragments after sensing the power of Starman’s rod. When Aquarius nearly overwhelms them, he unleashes a devastating strike that erases Earth-2—only for a handful of heroes to survive in a protective energy bubble, using Fate’s magic and Green Lantern’s mystic ring to send Red Tornado to Earth-1 for help.

In "Where Death Fears to Tread!", the Justice League of America travels to Earth-2 to assist the Justice Society of America against the overwhelming threat of Aquarius. As the JSA's defenses crumble and the heroes fall under Aquarius' mind control, the two teams are forced into a brutal clash—until a desperate act of sacrifice breaks the spell and renews their resolve. The story unfolds with emotional weight and high-stakes action, culminating in a pivotal choice that reshapes the future of one hero.

In Each Man There Is a Demon! sees Black Canary joining the Justice League of America after arriving from Earth-2, only to find the team facing twisted reflections of themselves—evil counterparts born from their own darker impulses. As the battle unfolds, she discovers her own abilities have changed, unlocking a powerful sonic scream tied to her journey between worlds.

In "Snapper Carr--Super-Traitor!", Jo finds himself torn between his loyalty to the Justice League and a growing desire for a quiet, ordinary life—until a mysterious figure named John Dough convinces him that his true happiness lies beyond the hero's mantle. As Snapper begins to question his place among the world's mightiest, his trust is manipulated in ways he can't foresee, leading him down a path that threatens everything he's fought for.

When the Vigilante returns from retirement to warn the Justice League about a factory spewing nothing but air and water pollution, the team relocates to their new satellite headquarters, 22,300 miles above the U.S., as they prepare to investigate the mysterious source behind the environmental threat.

In "Night of the Soul-Stealer!", the Thanagarian villain Norch Lor arrives on Earth with a deadly mission, having bested Hawkman and Hawkgirl in battle. Using the ancient and forbidden Ghenna Box, he begins siphoning the consciousness of unsuspecting Earth citizens—and even members of the Justice League—leaving their bodies empty and their minds trapped in darkness.

In "Plague of the Galactic Jest-Master," Hawkman and Atom journey to Thanagar seeking a cure for the deranged Jean Loring, only to arrive as the planet falls under attack by the mind-bending Jest-Master, whose chaotic influence drives entire populations to madness. The sudden outbreak of insanity unexpectedly clears Jean’s mind, and she steps forward to aid the Justice League in confronting the intergalactic menace.

In "Peril of the Paired Planets," Red Tornado is taken by the enigmatic Creator2, whose vibrational powers unleash a threat that spans both Earth-1 and Earth-2. As the JSA and JLA face mirrored dangers on their respective worlds, the heroes must confront a foe who exploits the very fabric of their dual realities.

In "Where Valor Fails... Will Magic Triumph?", the surviving members of the Justice Society of America and the Justice League unite to confront the scientific menace of Creator2, turning to ancient magic as their last hope. With Red Tornado breaking free from control and the fallen doppelgangers beginning to recover, the tide of battle shifts in a moment of unexpected unity.