Black Canary convinces Green Arrow to help save her mentor, Wildcat, from his involvement in an underground, super-powered fight club known as MetaBrawl.

Mister Miracle and Big Barda solicit Justice League assistance to free Oberon from Apokolips. J'onn refuses, but Flash decides to help out on his own.

Superman battles Doomsday in the heart of a volcano. Doomsday is revealed to be a modified clone of Superman. Batman probes the Cadmus conspiracy to destroy the Justice League.

Cadmus has recruited a team of supervillains named Task Force X (based on the comics' Suicide Squad) made up of Deadshot, Plastique, Captain Boomerang, and the Clock King. Their mission: steal the Annihilator armor from the Watchtower.

To help her magic superhero friends, the God Hermes sends Wonder Woman on a mission to help free Hades from the clutches of Felix Faust.

Seeking to avenge the death of her parents, the Huntress enlists the help of the Question in tracking down Steven Mandragora, a mobster in protective custody -- and being guarded by the Green Arrow and Black Canary.

Captain Marvel joins the Justice League and his innocent presence inadvertently causes friction with Superman.

Shayera, Vixen and Vigilante are lured into an ambush by Thanagarians seeking revenge.

The Question, fearing disaster, decides to kill Lex Luthor to avert it.

Lex Luthor executes his masterstroke to eliminate Project Cadmus and frame the Justice League.

While the senior Leaguers struggle to respond to the mysterious main gun firing, Amanda Waller orders Galatea to lead a full attack on the Justice League.

The Justice League charter members must battle the combined Lex Luthor/Brainiac menace alone.

In the future, Terry McGinnis learns the truth about his birth.

Lex Luthor is rescued from prison by a new villainous organization - the Legion of Doom!

Batman doesn't like the looks of Carter Hall, Shayara's new boyfriend, when he learns that Carter Hall has connections to Thanagar.

Green Lantern leads Stargirl, S.T.R.I.P.E., and Supergirl to Skartaris, a fantastic world where they meet a new hero, The Warlord.

Wonder Woman learns of a plot to steal the powers of the 3,000 year-old corpse of The Viking Prince.

The Flash must handle an onslaught of super-villains during the opening of a museum in his honor.

The League comes to the aid of Boston Brand, the ghost of a deceased circus acrobat, who needs their help in recovering the souls of members of a monastic order.

Green Arrow must lead a team of non-powered superheroes against a berserk super-soldier attacking Metropolis.

A mystic artifact causes Lex Luthor and the Flash to switch bodies.

Roulette returns with a new version of Metabrawl...and plans to use the Justice League to boost her ratings.

Supergirl is abducted to the 31st century to aid a futuristic group of super-heroes...and where it is destined she will never return.

The Hawkman and Shadow Thief return.

The Justice League take on their opposite numbers in the Legion of Doom in a final battle revealing the Legion's secret sponsor and the mystery behind their ultimate plans.

Faced with a common enemy, Lex Luthor and his criminals offer the League to join.