Superman and Hawkman receive the help of an honorable space cab driver as they try to protect Mr. Mind from being captured by Lobo.

Firestorm's family values. The heat is on when the Justice League enlist the help of Firestorm. Taking a trip to where it all began, Firestorm encounters a not so all American family.

Batman teams up with John Constantine, Zatanna, and Swamp Thing when Solomon Grundy tries to raise a zombie army

Wonder Woman and Superman have to rescue Joker from Mongul, whilst Batman and Flash try to stop a massive laughing gas bomb hidden away in Gotham.

Batman and Blue Beetle are thrown back in time where they must stop Chronos from destroying Batman on his first night in Gotham where he faces off against Carmine Falcone and his men.

After a brief team up with Batman and Big Barda in their battle against the Parademons, Superman is transported to a planet orbiting a red sun by Steppenwolf. This is part of Steppenwolf's plan to kill Superman and become a legend. Now with his powers slowly depleting, Superman must defeat Steppenwolf and get back to Earth. As this is happening, Batman and Big Barda head to Darkseid's fortress on Apokolips in order to find information on where Superman is transported to.

When the Justice League Watchtower is invaded by Toyman and his army oftoys, Cyborg, Wonder Woman, Superman, and Batman are turned into players in a twisted version of a fighting game, and now Cyborg will need all of his gaming skills to get out of this one.

Superman has been infected by the "Repulse", who was revealed as Lex Luthor, and has now become the new Repulse. As Wonder Woman and Hawkman try to find a way to save him, Superman must remove those nanobots from his body by sending them into a black hole before he gets pulled into it as well.

Cain the Caretaker tells the audience a Halloween story about the House of Mystery, where Batman, Zatanna, Constantine, and Doctor Fate are turned into 10-year-olds by Klarion the Witch Boy. Now, the 10-year-old Justice League must find a way to defeat Klarion, turn them back to normal, and escape the House of Mystery before it disappears by midnight.

After defeating Harley Quinn, Batman and Zatanna encounter Brother Night who used his dark magic to control the Batmobile and kidnapping Zatanna. With the help of Etrigan the Demon, Batman must save her, stop the Batmobile, and defeat Brother Night.

Felix Faust steals Zatanna's hat in order to free a massive demon and get his youth back. While Batman and Etrigan face off against the demon, Zatanna uses every trick in her arsenal to get her hat back from Felix Faust.

Lex Luthor and Circe invade Themyscira, home of the Amazons, to obtain a staff that leads to the Fallen Realm and an artifact of the Greek Gods. With help from Superman and Batman, Wonder Woman must find a way to stop those villains before it's too late.

While Superman, Batman, Cyborg, and Vixen try to stop Brainiac, Plastic Man sneaks into Brainiac's spaceship to destroy the shrink ray and save the world in order to prove that he is a worthy superhero.

As Superman gives Blue Beetle, Firestorm, and Stargirl a tour of the Fortress of Solitude, they run afoul with General Zod, Faora, and an unidentified Kryptonian villain who are accidentally freed from the Phantom Zone. Now with Superman trapped inside, the three teen heroes must work together to stop the Kryptonian villains.

Lobo stole the rings from the Red Lanterns and pits Atrocitus, Zilius Zox and the rest of the Red Lanterns against Batman, Superman, and Wonder Woman in order to get a score. After Lobo unlocked the Spider Gauntlet's power, the Justice League and the Red Lanterns must team up to defeat him.

Mr. Freeze flies on his aircraft to freeze the entire Gotham City using Killer Frost as his power source. While Batman deals with Mr. Freeze, Firestorm will have to save Killer Frost and develops a crush on her at the same time.

Space Cabbie inadvertently learns about a great threat to the Justice League when one of his passengers turns out to be Darkseid.

A lava based Djinn absorbes the powers of Parasite giving Wonder Woman and Superman a hard time beating a creature that drains them of their own powers. Part two of a four part episode also known as Shazam Slam.

Batman is possessed by a djinn who overloads and power core from the Hall of Justice. Part three of a four part episode also known as Shazam Slam.

In a fight with Black Adam on the Rock of Eternity several Djinns get released and the Justice League has to stop them. Part one of a four part episode also known as Shazam Slam.

The last three djinn are proving formidable foes when Black Adam shows up again with a vengeance. With the help of John Constantine, Plastic Man, Swamp Thing and Shazam the League puts in a team effort to stop Black Adam and the djinn. At the site of the battle the watchtower is built as a replacement HQ. Part four of a four part episode also known as Shazam Slam.

As the Justice League tries to protect the United Nations from Gorilla Grodd gorilla army, Mister Mxyzptlk pops up from the fifth dimension and thinks it would be great fun to....

When the Joker traps Batman, the Justice League allows Riddler to help them find him.

In order for Batman to lure Deadshot into a trap, he has Plastic Man pose as Two-Face. Things go well at first until the real Two-Face escapes from Firestorm's custody.

The Atom shrinks Superman down to microscopic size so that he can enter the Bottled City of Kandor but when Brainiac breaks into the Fortress of Solitude, defeats Cyborg, and reclaims the bottle, Atom must try to stop Brainiac on his own.