DC K.O. Collected Editions

Superman enters the Omega Tournament as Darkseid's shadow tightens, pushing the Man of Steel toward a decisive showdown.

Earth becomes a gladiatorial arena as DC's greatest heroes enter a brutal tournament to challenge Darkseid's ascendant power.

The opening salvos of DC K.O. erupt across the DC Universe as heroes collide in bracket-busting matchups that set the tone for the tournament.

With a new Justice League forged, the heroes face Darkseid and the first tremors of an even larger threat.

Lois Lane's sudden powers put Metropolis on a ticking clock as Superman and Superwoman race to uncover their true cost.

Following the death of the ultra-powerful super-villain Darkseid, a massive power vacuum has been triggered. Superman, Batman, and Wonder Woman must unite like never before and expand the Justice League to encompass every hero championing the forces of good in the face of incredible evil.

The Justice League Unlimited teams up with Batman and Superman in a time-bending battle against the Legion of Doom, led by Gorilla Grodd, who possesses knowledge of the future.

With Lex Luthor back in play and a new twist to his plans, Superman and Superwoman fight to keep Metropolis—and each other—intact.

Mysterious time disappearances pull the League into a countdown toward an Omega-level reckoning that reshapes what comes next.

Key side-stories widen the Omega Tournament's battlefield as heroes, villains, and surprise combatants collide around the main event.

With the League stretched thin by the tournament, Mr. Terrific leads an elite squad on a do-or-die mission deep beneath Earth's surface.

With Earth collapsing into an Apokoliptian nightmare, the Titans lead a desperate evacuation—and discover that “safe” new worlds come with new dangers.

The Flash is pulled into DC K.O.'s time-bending chaos as speedsters collide and the tournament's fallout ripples through the timestream.