An earthquake occurs in India, where the tremors force many cobras out into the open where they bite villagers, exhausting India's antivenom supply. The Red Cross appeals to the Superfriends for help, who deploy Wonder Woman and Apache Chief to India. The pair learn a gigantic cobra called Kataru lives in a jungle temple, whom they must milk for its venom in order to make antivenom, or else hundreds of people will soon die of envenomation.
An evil scientist known as Varko devolves Earth back to a prehistoric planet and brings Neanderthals under his command to the present, which will remain so unless the Super Friends can stop him and retrieve the machine responsible for this from the prehistoric times it was placed in. With the help of Skylab, they build a time tunnel and bring his device back, restoring the world.
A woman named Professor Amy Zhan makes a super strength potion which turns her into a 50-foot woman. Batman, Robin and Wonder Woman must look up to the incredible femme fatale and find a way to bring this 50-foot woman back to normal size. Professor Amy Zahn tries to make Batman 50 feet tall, but is stopped when her assistant sprays her with the antidote.
The Super Friends tackle the supernatural when the Ghost, a villain from the past, is freed from his imprisonment and wants to take revenge on Superman and Wonder Woman for imprisoning his spirit by threatening the world with his ghostly fate if they don't surrender themselves to him. Now the other Super Friends members must save Superman and Wonder Woman before it's too late.
From the edge of the Milky Way, a winged creature named Rokan speeds toward Earth. Superman confronts the beast and realizes it’s Rokan, a beast from Krypton which was thought to be extinct and since Rokan is from Krypton she has the exact same powers as Superman. Escaping, the creature wreaks Havoc on Earth. The Super Friends attempt stop to stop Rokan by chasing her and her babies away with Kryptonite.
While sailing with Captain Pierre Marcel, the Wonder Twins and Gleek get sucked in a whirlpool. After receiving a distress call from the Wonder Twins, the rest of the Super Friends search for the twins only to get pulled in the whirlpool themselves. They emerge in a Wonder Land that is below the Earth’s crust. The Super Friends must now search for the Wonder Twins and rescue them
Traveling from space, three pirate ships make their way towards Earth. When Captain Sinbad and his Space Pirate crew reach Earth they start stealing treasures from South America. After receiving a message on the Justice League Trouble Alert, Superman and Wonder Woman confronts Captain Sinbad and his Space Pirate crew. Captain Sinbad then hurls city buildings toward a mountain range allowing the pirates to escape the two Super Friends. The Super Friends regroup to strategize and later streak off to confront the Space Pirates. While trying to stop a Space Pirate boat Wonder Woman gets hit with a stun laser and taken captive aboard one of the ships. Meanwhile at the Hall of Justice, the JLA satellite monitor picked up Wonder Woman causing Zan to convince Jana to go after her. When Zan and Jana find Wonder Woman, they get trapped by Space Pirates and a mind controlled Wonder Woman and were made Sinbad’s slaves. Wonder Woman then sends a warning to the other Super Friends to leave the Space Pirates alone or they may never see the Wonder Twins again. Superman then disguises himself as Clark Kent to enter the Space Pirates’ ship and rescue Wonder Woman and the Wonder Twins.
Traveling from a distant corner of the universe, a fleet of unidentified ships head towards Earth to hypnotize all children and gather them to Monument Valley, AZ. The Super Friends start to take action after the Wonder Twins became hypnotized and a call from the Justice League trouble alert. After the Super Friends tried to stop children from entering a spaceship, a UFO arose to destroy a nearby city. Batman & Robin stayed with the children as Superman and Wonder Woman stopped the UFO and the disasters it caused only to get trapped inside the space craft as it heads to the Anti-Matter Universe. Meanwhile at the Hall of Justice, The Wonder Twins escape by using hypnotic mind control on Aquaman to release themselves. Batman & Robin arrive back at the Hall of Justice to stop a near power source over load and snap Aquaman out of a mindless slumber. The Super Friends must now rescue the cargo of children and the Wonder Twins from slavery by an evil genius on the Planet Nofan and bring them safely home to Earth.
In the remote heights of Transylvania's alps, Dracula awakes after a 100 year sleep. Dracula starts havoc by releasing a strange glowing powder that turns people into vampires. Meanwhile, Batman & Robin receive a distress call and speeds off to Transylvania. They search Dracula's castle only to get captured by Dracula himself. Later Wonder Woman and Aquaman arrived in Transylvania after the Wonder Twins reported it was taken over by bats only to be attacked by dozens of mindless vampires. Another report of vampire attacks was made and this time Superman went to Vienna to stop them. While in Vienna, Superman runs into Dracula, who was continuing his conquest, and gets turned into a vampire. Realizing Superman is under Dracula’s control, the Wonder Twins attempt to stop the victimized Man of Steel. Wonder Woman, Aquaman, Batman, and Robin all escape the face of danger only to find that Superman and the Wonder Twins have been turned into vampires and are turning nearly everyone else into vampires as well. The four Super Friends regroup at the Biological Research Center in Switzerland to find a way to reverse the affects the vampires have on people. They now must find a strange breed of South American bat in the Andes Mountains whose cave has gases that could reverse the vampire effect. It’s now up to the Super Friends to transform the vampires back to normal and figure out a way to stop Dracula.
After an experimental satellite from Kennedy Space Center falls back to Earth it breaks releasing deadly radioactive energy. The Super Friends then receive a distress call from the west coast saying Death Valley is being overrun by giant desert beasts. Wonder Woman and the Wonder Twins stay behind to check the Justice League computer for more information while the rest of the Super Friends head to Death Valley. At Death Valley they find wreckage and a man who says giant lizards had nearly destroyed the town. As Superman continues to search for the mysterious giant beast, he stumbles upon some mutated giant earthworms that he must save some teens from. As Aquaman, Batman, and Robin fight the beast creatures that attacked them, Wonder Woman finds out what happened via the Justice League computer and heads to NASA for more information. As Wonder Woman approaches the location of the downed satellite, the radiation turns her into a giant beast. As the Wonder Twins try to stop Wonder Woman’s destruction of a military base, the radiation genetically alters them into giant beasts. Meanwhile giant earthworms are digging holes into California's coast which will potentially sink. To save everyone the Super Friends must stop the creatures and turn them and the “Wonder” heroes back to normal.
Three Kryptonian villains from the Phantom Zone escape and expose Superman to Red Kryptonite causing him to age rapidly. The rest of the Super Friends get trapped by the villains and must now escape from the Phantom Zone. Meanwhile, the Justice League Computer tells Superman the only possible antidote for his rapid aging is Blue Kryptonite. Since Blue Kryptonite is harmful to Bizarro, it may have an opposite effect on Superman. Superman must take the Supermobile to go to the site where Krypton blew up and get the Blue Kryptonite in time to save the other Super Friends. Using the ray device the three villains stole from Superman, he sends the Kryptonian villains back to the Phantom Zone.
In this story the Super Friends have to stop an energy draining monster which exists on computer tape and can appear anywhere at anytime. Wonder Woman and Superman, during one scene, go undercover as a science expert and Clark Kent, in an attempt to learn how the energy creature can be destroyed. One of the scientists working in the lab turns out to be the culprit responsible for unleashing the energy creature. The story borrows heavily from the national headlines of the time during the concerns of a looming energy crisis.
The Super Friends must stop the plans of a conqueror named Torhana who seeks vengeance on the people of the surface world by freezing everything in his path. Torhana and his crew travel by ship, freezing oceans and continents and people...Aquaman uses his telepathy to summon sword-fish to cut him out of the ice and take him to Atlantis. Torhana and his crew appear to have the upper hand but by episode's end the Super Friends regroup and come up with a clever plan to melt all of the ice that's engulfed the planet. This is one of the few episodes in the series that features Aquaman at his usual base of operations in the comic books: the undersea city of Atlantis.
While in space Batman and Superman become possessed by brain creatures. The brain creatures ultimately take over the minds of Wonder Woman, Robin, and Aquaman when it appears that the Wonder Twins are successfully defeating Batman and Superman's asteroid attack of Earth. Batman and Superman, while under mind control, continue to attack the Earth by firing huge asteroids on the surface. Superman uses his speed to hurl multiple asteroids at the Earth's surface which causes fissures, fires, and floods. Wonder Woman uses her mental powers to over-come the mind control and with the help of a magnetic cloud the brain creatures are expelled from the brains of Wonder Woman, Aquaman, Robin, Batman, and Superman. Wonder Woman then devises a plan to send an electrical current throughout Earth which causes the brain creatures to flee the planet and leave the minds of Superman, Batman, and Aquaman.
A crooked space circus proprietor, Zarnum, uses a device to turn protected animals that have been illegally captured into beasts to boost attendance at his space circus. Sensing that the Super Friends are onto his scheme he uses the device to change Wonder Woman, Aquaman, and the Wonder Twins into space creatures. It's up to the rest of the Super Friends to track down the elusive space circus, rescue the captive Super Friends, and bring an end to the poaching that's been taking place. NOTE: Zarnum's name is loosely based on circus legend P.T. Barnum.
Batman and Robin head off to a planet named Texarkana after receiving a distress alert that a local villain, The Capricorn Kid, is terrorizing the planet. After defeating the Kid and putting him in jail the Kid vows revenge. He and his group of outlaws travel to Earth, break into the Hall of Justice, and plot their revenge on all the Super Friends. The Kid's group successfully places each of the Super Friends in dangerous situations and they deliberately force Batman and Robin into freeing each person...but the catch is that each trap is timed and the object of the game is to free all the Super Friends from the various traps before it's too late. In a show-down Batman and the Kid meet up in an old-fashioned shoot out.
At the start of the episode the Super Friends are involved in an intense outer space battle. Moments into the battle Wonder Woman gets a telepathic message from Aphrodite to help save the planet from a disturbance. Afterward all of the Super Friends show up and Aphrodite praises them on their great work and good will. An envious Hera gets into an argument with Aphrodite on Mount Olympus which triggers the wrath of Zeus. Hera criticizes Aphrodite for praising "mortals" such as the Super Friends and she suggests to Zeus that the Super Friends are not as powerful as Aphrodite claims. Zeus then creates a contest in which each of the Super Friends must do battle with mythological demons in an effort to prove they are worthy of Aphrodite's praise. Batman and Robin must battle a Sphinx and solve its riddle, Aquaman has to fight a demon that protects the golden fleece, Superman battles a minotaur, and Wonder Woman has to battle Medusa. The Wonder Twins get mixed up in all of this when they see Medusa in the shadows and mistake her for Wonder Woman...and once they look her in the eyes they turn to stone. Gleek manages to escape Medusa's clutches and ends up aiding Wonder Woman in removing Medusa's necklace. By episode's end the Super Friends prove to be worthy of Aphrodite's praise.
Aquaman is exposed to a radioactive substance that turns him into a prehistoric sea creature from which he evolved. In order to cure him, Superman and Wonder Woman, inside the Super Mobile, are shrunk down to microscopic size and sent within the creature's veins to attempt to give it another dose of radiation in the hopes that it will reverse the effects of the radiation and return Aquaman to normal. In the meantime the rest of the Super Friends have to do whatever they can to limit the creature's destructive nature all over the city.
The Super Friends are visited by Mr. Mxyzptlk who comes complete with a script for a movie that he wants the Super Friends to star in. The imp uses his 5th dimensional mind control to cause the Super Friends to act out the script...but Superman is not affected by the mind control but he nonetheless goes along with everything in an elaborate plot to trick Mxyzptlk into saying his last name backwards. In one scene a zombie Lois Lane shows up in a wedding dress wearing a kryptonite wedding ring.
Kareem Azaar is a ruthless thief on the Planet Zaghdad who has stolen the Magic Lamp of Olam, which contains the power of an evil genie. Kareem uses the Genie's power to take over the planet and banish the Sultan into the world of the Genie's lamp. When the Super Friends arrive to do battle, Superman and the Wonder Twins wind up in the lamp leaving the other heroes to take on Kareem's forces.
Lex Luthor uses a projector ray (reverse camera) to disguise himself and his assistant Orville Gump as SuperFriends in an elaborate plot to destroy them. Luthor aligns himself with evil fire demons who originate from the sun. They aid Luthor in capturing the Superfriends and placing them in death traps. The demons then change the color of the sun from yellow to red which cause Superman's powers to vanish. However, the sun demons double-cross Luthor and he has no choice but to free the Superfriends in an effort to save himself and Earth (so he can continue to take it over, of course!). Superman uses the Super-Mobile to chase the fire demons back into the sun...which causes the sun to return to its natural color...which restores Superman's powers. Luthor and his assistant are sent back to prison. NOTE: Orville Gump is based on Otis, the character played by Ned Beatty in the 1978 Superman movie.
While protecting a prehistoric planet from a meteor, Superman ends up hit by the meteor's nuclear core, crash lands on the medieval planet of Camelon, and loses his memory. A bunch of rebels led by Logan take him in as their black knight in a plan to overthrow King Arthur 7. It's up to the Super Friends to help Superman remember and defeat the rebels.
What starts off as a camping trip for the Wonder Twins turns into a nightmarish adventure in Middle Earth when the Super Friends must battle a black magic sorcerer named Mal Havok who has taken over the troll kingdom. Mal Havoc uses his magic to turn the Super Friends into trolls. With their powers reduced, Batman and Wonder Woman accompany the troll king on a mission to free Middle Earth of the evil sorcerer.
In a parallel universe, the Super Friends are super villains. When Mount Vesuvius erupts in both worlds, Superman and his evil counterpart are blown into opposite worlds. While Superman has to fight his evil comrades and find a way back to his own world, his evil counterpart battles the real heroes and begins his plan to conquer the Earth.
A tornado transports the Hall of Justice to Oz where Mister Mxyzptlk, who has once again escaped from the 5th Dimension, informs the Super Friends that they must find The Wizard to get home. Along the way they encounter the Wicked Witch of the Worst Kind in a gingerbread house who turns Superman into the Tin Man, Wonder Woman into the Cowardly Lion and Aquaman into the Scarecrow.
Bud, a fed-up make up artist for a movie studio, decides to redo a monster mask for a government film using his untested hormone solution. As the unsuspecting make up artist puts on the monster mask, the experimental hormone solution reacts strangely with his skin, changing him into the very monster he created. The Flash, Batman and Robin, who were in the studio supervising the government film, encounter Bud and dare to challenge his reign of terror. The Flash points out the only way to stop Bud is to counteract the make up formula. Batman agrees and comes up with a formula using some material from the Batmobile. When the heroes turn Bud back to normal, the director offers them a contract to star in his next film. However, Batman points out that they already signed a lifetime contract with the Justice League.
While monitoring the galaxy from his impenetrable Fortress of Solitude, Superman notices a Black Hole that is going to suck up the Earth. Superman attempts to stop it but gets himself pulled into the Black Hole. Using the Bat-Rocket, Batman and Samurai set out to accomplish what Superman failed to do. However, the two heroes end up getting pulled into an Asteroid Planet in the center of the Black Hole. Upon finding Superman imprisoned, the heroes are attacked by a Star Energy Creature. The Super Friends must break free and stop the Star Creature from absorbing the Earth.
Several miles off the coast of Hawaii, a routine Navy mission becomes a nightmare when a submarine's controls short circuits and the nuclear reactor starts to overload. Black Vulcan and Aquaman try to help, but are attacked by nuclear mutated sea creatures. Black Vulcan actually gets eaten by a mutated whale in which Aquaman must come to his rescue. When the two heroes get free, they make it aboard the submarine whose communication transmitter went dead. Now their only chance is to launch Aquaman out of a torpedo tube to clear the beach while Bluck Vulcan uses his electrical powers.
A group of archaeologists accidentally releases Yuna the Terrible and her barbarian warriors. Batman and Robin responds to a distress call but get captured by Yuna's warriors. Wonder Woman and Apache Chief respond to the Batman's distress call. During an encounter with Yuna, Apache Chief gets put into a trance and joins Yuna and her warriors. Wonder Woman tries to save them and must prove her strength against Yuna.
Streaking in the Invisible Jet, Wonder Woman and The Atom answer a distress call on the emergency scanner from a Dr. Wells. Wells' call was actually a trap to get Wonder Woman and The Atom to test out his new time machine. Wonder Woman starts pressing buttons attempting to escape but actually starts the Time Machine to send The Atom and herself to December 1776. General George Washington mistakes Wonder Woman for a spy and attempts to capture her. The two heroes escape and move further back into the past to a 17th century galleon where they are confronted by Black Beard. After saving The Atom, Wonder Woman and Atom escape in the time machine. The Atom decides to shrink down to microscopic size to rewire the circuits in the time Machine to go back to 1980. When they come back Dr. Wells tries to elude them by using the Time Machine to escape. The heroes travel millions of years in the Pre historic past to capture him.
A group of teens dare each other to go into the old Brimstone Mansion in the cemetery, a place that is said to be haunted. Two of them go in the mansion and get trapped inside. The other two ask the Wonder Twins go inside to look for the other boys but get captured by old man Holmes, the cemetery caretaker. Gleek informs Batman & Robin who come to the rescue and stop Holmes cold in his tracks.
Not for off the Alaska coastline, millions of gallons of crude oil spill out from a ruptured supertanker. Suddenly the crude oil comes alive in the form of a giant monster. Aquaman sees the monster and helps the supertanker to stop the creature by using a harpoon with a net wrapped around to contain the monster. When that plain did not work, the captain called the other Super Friends while Aquaman handled the monster. Hawkman and Hawkgirl arrive, but by the time they got there the oil monster had already taken off to the coast. Later, the oil monster attacks the Alaskan pipeline and grows even larger. Hawkaman and Hawkgirl try to stop the monster but they get covered in oil and get captured and eaten by the monster. Aquaman acts fast and saves the winged avengers by going inside the monster and using his telepathy powers as a radar. After Hawkman gets an idea of how to stop the monster, the three heroes go to a small general store to get all of the detergent soap so they can put the plan in motion. They arrive at the nearby harbor to find the monster feeding on the first storage tank. Aquaman leads the monster to the empty storage tank while Hawkman and Hawkgirl pour the detergent on the monster turning it back into plain crude oil.
While at the circus, the Wonder Twins and Gleek witness the revenge of circus animals as they zap the audience in a trance. The animals capture Gleek and zap the Wonder Twins as well, who they send off to lure Superman and Wonder Woman into a trap at the circus. The circus animals eventually turn the Super Friends into Super animals. Gleek frees Zan and Jayna from the trance, now it's up to the Wonder Twins and Gleek to free Superman and Wonder Woman and to end to this circus once and for all.
Superman brings a new engine for the Bat-jet to the Bat-cave. However when Batman opens it up he finds the Riddler hiding inside. He hops out and spritzes Superman, Wonder Woman, Batman, and Robin with stupid spray. There's only one antidote and the Riddler has hidden it somewhere and if the Super Friends do not find it before the time limit is up they will be super stupid forever. Before he hops away, the Riddler gives the Super Friends their first Riddle clue. The Super Friends arrive at the Mayan ruins in Chichen Itza, there Superman spots what he believes is the antidote in the pyramid by using his X-Ray vision. The Super Friends enter the pyramid only to be caught in a Riddler trap. They escape the trap they find the Riddler's second clue but by that time they need the assistance of the Bat-Computer because they had become too stupid to figure out the riddles. The computer tells them to go to Mt. Everest and there they defeat the Riddler and get the antidote.
Hundreds of miles of the coast of North America, a routine Trans-Atlantic trip turns into a nightmare when a ship gets caught between some jagged rocks and takes on water. Aquaman was in the area assists by using his telepathy to summon two giant Manta Rays to seal the whole as he pushes the ship out of danger. As he attempts to head back to the Hall of Justice, a larger island arises from the sea. Aquaman recognizes it as the Lost Island of Ancient Atlantis (not to be confused with Aquaman's home in modern Atlantis) that has thought to been destroyed thousands of years ago. Upon checking out the island, Aquaman is captured by female Atlantean Warriors who seek world domination. The U.S. Coast Guards who were on the ship Aquaman saved send a distress call to Wonder Woman and Rima about an island moving towards shore. Meanwhile the Atlantean Warriors arrive at Washington D.C. and attacks the Army. Wonder Woman and Rima arrive and are confronted by Ocina, Queen of Atlantis, and are offered to join the group of Warriors. When the two heroes refuse they are captured and put in the water dungeon where Aquaman is. Wonder Woman uses her telepathic mind line to summon help from her mother Hippolyta and The Amazons of Paradise Island. The Amazons of Paradise Island travel to Washington DC to fight an epic battle against these femme fatales.
When chasing a burglar in Gotham City, Batman and Robin are captured by Pack and Stardust, Bounty Hunters from Orion. Batman attempts to call for help using the Justice League beeper, but he did not realize the Bounty Hunters know help is coming and are ready to ambush them. Wonder Woman and Green Lantern come to save Batman and Robin but instead gets captured and imprisoned as well. The Bounty Hunters tries to take their captives to The Orion Territorial Prison but on the way the Super Friends make a break and go after the Bounty Hunters.
Wonder Woman receives a distress call from a scientist at a research center that is under attack from a giant. Scorpio, a mutant who is half scorpion and half man due to a failed growth serum experiment, learns of Wonder Woman's presence and orders another attack from his bug army to steal the rest of the growth serum. Wonder Woman and The Flash goes after the bugs to save Robin while Batman and the scientist must create an antidote to return the bugs back to normal.
Wonder Woman arrives to help a sheriff from the hills of West Virginia and investigate why a giant Cobra is creating sink holes. Shortly after, Wonder Woman and the Sheriff are captured by a giant mechanical cobra. Diamond Jack invents the mechanical Cobra to change coal into diamonds. Superman and The Atom rush to the aid of Wonder Woman and help her defeat Diamond Jack and his mechanical cobra.
While accompanying Professor Naska and his students on a field trip to Ancient Aztek ruins in Mexico, El Dorado is attacked by Alien Invaders. When El Dorado scares them off, an angered Alien Mummy attacks El Dorado and the others. Meanwhile at the Hall of Justice, Superman and Wonder Woman receive a U.F.O. alert and head out to Mexico. When the two Super Friends arrive see The Alien Mummy has El Dorado and the others have been put under mind control. When Superman and Wonder Woman confront the Alien Mummy, he turns both of them into golden statues. Wonder Woman's attempt to communicate telepathically with El Dorado was a success when he breaks free of the Alien Mummy's mind control and distracts the Alien Mummy with a hologram Beast. Meanwhile he transports himself to find his Super Friends turned to gold. El Dorado brings them back to the Alien Mummy who gets his power source broken by Superman's X-Ray vision which returns everyone to normal. El Dorado leads the Alien Mummy into his spacecraft and Superman sends him off.
Zy-Kree, an escapee from the Phantom Zone (who is very similar to General Zod in both appearance and back story) seeks revenge on Superman by turning the Earth's sun red and thus depowering the man of steel. It is up to Green Lantern and Aquaman to help their friend defeat the evil Kryptonian who has the same powers as Superman.
After saving a Killer Whale, Aquaman notices the water is on fire and radios Wonder Woman for help who then tells Superman. Meanwhile Aquaman, with the help of his Whale friend helps move a ship from the path of the flaming water. Superman arrives stops the flames with a concrete road and his super breath. The Super Friends find out that a group of Lava Men are the ones who are causing the trouble. Solderath, King of the Lava Men, wreaks havoc on the surface world because he feels the Lava Men have been living underground for too long while the humans occupy the surface. While the Wonder Woman fights the Lava Men, Superman stops a fire ball over the North Pole and Aquaman stops a giant whirlpool from draining the ocean. When the three Super Friends rejoin each other they defeat the Lava Men and return them back to the center of the Earth.
Superman and Batman are pulled into a space warp where they come across a strange planet inhabited by aliens known as Zoons. The leader of the group, Super Frog, plans on keeping who he sees as invaders as prisoners. He then turns Superman into an eagle and Batman into a real bat. The aliens' headquarters is referred to as the Hall of Zoon. Fortunately Batman and Superman are able to warp into their own galaxy and the effects wear off...Batman remarks that Superman would have made a great eagle.
Wonder Woman and Green Lantern think the Legion of Doom will strike since the entire Justice League is going to meet in the Hall of Justice the next day. Jayna and Zan are put in charge of security during the night. Giganta sets a trap and captures Gleek with bananas and takes him to Gorillia Grodd miles away on the outskirts of Metropolis. Because so many Justice League members were going to meet in one place, they tried to take precautions but a mechanical duplicate of Gleek arrives at the Hall of Justice to use his killer laser eyes on the Justice League and help Grodd and Giganta take over the Hall of Justice. However the Super Friends then reveal they used androids, knowing such a meeting would probably cause an attack by villains.
Superman travels through a time warp and is taken back to the hours leading up to Krypton's explosion. He saves the planet by stopping the solar flares using the Super-Mobile core and then returns to the present to find Earth a very different place. Robin confronts him and has no idea who Superman is and then remarks that the Justice League was defeated by the Legion of Doom, he is the only one alive. He soon realizes that by saving Krypton that it erased his time on Earth and that nobody had ever heard of Superman before. He goes back into the time warp and makes sure Krypton explodes by removing the Super-Mobile Core because he figures that Earth would need a person like Superman to protect it.
Batman and Robin foil some building constructors' plans to revive the Hall of Doom, which was destroyed in a previous encounter with the Super Friends, and turn it into a Museum. When Batman figures something is wrong, the building constructors reveal themselves to be Lex Luthor, Soloman Grundy, Sinestro and the rest of the Legion of Doom. The Legion of Doom proceed with their salvage operation, restoring the Hall of Doom to its initial deadly condition. When the Legion of Doom attacks Metropolis, Superman and Wonder Woman attempt to stop them only to get crystallized by Lex Luthor's Crystallization Ray. With the Super Friends defeated, the Legion of Doom take over the Hall of Justice to make their demands. Meanwhile Superman and Wonder Woman are able to move again thanks to Superman's X-Ray vision and are off to stop the Legion of Doom. Batman & Robin must find a way to reverse the polarity of Luthor's Crystallization Ray to transform Superman and Wonder Woman back to normal so the Legion of Doom's raid on Fort Knox can be put to an end.
The Hall of Justice, with Wonder Woman and Samurai inside, gets swallowed up into the Earth. After tumbling through layers of rock, the Hall of Justices comes to a stop at a strange forgotten world beneath our own. When Wonder Woman and Samurai explore the strange subterranean world, they are attacked by pre-historic creatures called Slarums. Technos saves the two Super Friends and offers to show them the world of the Volti. During the tour Technos gets mad because the two Super Friends asked him why the Volti have not helped the Slarums and as a result, Technos imprisons them. Wonder Woman and Samurai escape and head over to the Hall of Justice to contact the other Super Friends only to be met by Slarums. Wonder Woman, Samurai, and the Slarums decide to pay the Volti a visit to unite the two races and lift the Hall of Justice back to the surface.
The three Phantom Zone villains are freed by an alien who doesn't realise they are criminals. In this episode they force the alien to travel back in time with them in an attempt to alter Superboy's life...hoping that he will never grow up to become Superman. Meanwhile, in the future, Superman and Green Lantern learn of the plot from the alien and travel back in time to save Superman's own past and capture the Phantom Zone villains.
After obtaining living cells from Aquaman and El Dorado's skin, Brainiac creates clones of the two heroes. Brainiac programs the Aquaman and El Dorado clones to their counterparts bring them back to Brainiac's Laboratory. After attempting to rob a ship, the clones are apprehended. The next day in court the clones say the Super Friends have turned against the people. The real El Dorado and Aquaman tricks Brainiac to free them and the hero transport to the Metropolis courthouse. There they clear up the situation and incarcerate Brainiac.
While investigating a strange electrified spiked metal pod, Superman and Batman unwittingly unleash the cloud-like prisinor inside, (named sleep) and are then trapped in a dream world. They have nightmares. Superman dreams that everything he touches turns to kryptonite. Wonder woman tries to save them by wrapping her golden lasso around her waist and entering the dream world. She instructs a minor to wake her in five minutes by tugging on the lasso. It works. Superman then breathes the creature into his lungs and blows him back into the pod.
Space shuttle astronauts unwittingly load an alien chemical blob into their cargo bay (assuming it to be space junk). The blob starts eating metal and the astronauts call for help. Batman, Robin and Back Vulcan zip out there and rescue the astronauts. Assuming the blob burned up in the atmosphere, they return to earth, but then the blob reappears and after some failed attempts, they figure out the creature has a problem with sugar.
The Wonder Twins and Gleek are on weekend patrol duty when the Justice League patrol craft is invaded by space racing punks. After the Wonder Twins decide to teach them to respect the law, the space racing punks decide to retreat by dematerializing. Unfortunately, they take Jayna along with them and hold her hostage. At the Hall of Justice, Wonder Woman and The Flash notice there are three spacecrafts violating lightspeed in the Saturn sector and decide to check it out. When they arrive they see the space punks have hit a space mining ship. Wonder Woman and The Flash save the two space miners and The Wonder Twins saves the out of control Space Ship.
Brainiac develops android duplicates of Superman and Wonder Woman in an attempt to seek revenge on the Superfriends. He enlists the reluctant help of Darkseid, who was tricked into following the android Wonder Woman right into Brainiac's star-ship. Darkseid and Brainiac hatch a plan to capture all the Superfriends... but, not long after their capture, it does not take long for the two egotistical villains to be at each other's throats. Darkseid and his gang whisk away with Wonder Woman through their stargate but it turns out to be the Wonder Woman android, and its Brainiac who indirectly has the last laugh on Darkseid.
Mirror Master traps Superman in the 6th dimension: the dimension behind mirrors. As he tries to warn him teammates through mirrors, he is too late as Batman & Robin are trapped as well. The Super Friends erroneously assume that they can only be trapped by mirrors and so Firestorm is caught by another highly reflective surface. The final Super Friend, Samurai uses invisibility to trick Mirror Master into thinking that he is caught. Samurai then grabs the portal device and releases his friends. Mirror Master is lost in a mirror maze and is caught.
Lex Luthor disrupts Darkseid's quiet time on Apokolips with a plan to destroy the Superfriends. One by one the Superfriends are lured into traps and zapped to Darkseid's palace. Luthor plans on stealing the powers from the Superfriends. In order to do this he needs the omega beams from Darkseid. Once Luthor has gained the powers of the Superfriends he quickly sets his sights on taking control of Darkseid's palace. The wily Darkseid, though, was prepared for a double-cross from Luthor. Suddenly, Luthor is powerless and the Superfriends are free... they regain their powers and they set out to stop Darkseid's latest plan. They thwart his plan but he escapes into his stargate. Afterward, Luthor is put in prison stripes.
A small-time thief named Benny finds an ancient lamp during a robbery. Batman and Apache Chief apprehend the crook... but observing from a distance is Mxyzptlk. He decides to get into the act by playing the part of a genie... who zaps the crook away... and from that point forward the two go on a crime spree. Batman gets the last laugh on Mxyzptlk, though.
Lex Luthor invents a shrinking ray and uses it on the Hall of Justice. The older members of the Justice League had earlier flown off to fight a mission in space... leaving behind the junior members like Robin, The Wonder Twins and Gleek, and Firestorm. Luthor succeeds in shrinking the Hall of Justice and it's up to the now miniature Superfriends to save the day before the senior members of the group return from space.
Lex Luthor uses a clumsy fan of the Superfriends to destroy them. The fan Sidney Wanamaker, a school mate of Firestorm's alter-ego, Ronald Raymond, creates his own secret identity... called Captain Mystery. He taps into the Hall of Justice files and shows up to help the Superfriends but winds up causing more harm than good. Luthor notices this and kidnaps Captain Mystery and intends on using him in his plot. It's up to the Superfriends to rescue Captain Mystery and capture Lex Luthor.
At an intergalactic auction, Darkseid and his crew set their eyes on gold kryptonite. It's the only chunk of gold kryptonite, which can permanently strip away all of the powers that Superman enjoys on Earth. known to be in existence. Black Vulcan, Wonder Woman, and Firestorm infiltrate the auction under disguise as ice creatures. They plan on bidding high and taking the gold kryptonite before it can fall into enemy hands, but Darkseid soon realizes their plan.
Darkseid catches onto the trick and plots an elaborate scheme to expose Superman to the gold kryptonite that he won. El Dorado, Batman, and Superman travel to the Moon of Games to confront Kalibak about which star has Darkseid imprisoned Black Vulcan, Wonder Woman, and Firestorm. El Dorado hatches a plan with the help of Batman. Darkseid shows up unexpectedly, as El Dorado had feared, and Darkseid throws the gold kryptonite at Superman... but did it work?
Ronald Raymond, Apache Chief, Robin, and Wonder Woman get caught up in an island mystery when a science experiment goes awry after Batman and Professor Stein went missing when on their way to the Tokyo Science Expo with Professor Stein's Omnicaster. A scientist named Dr. Dan Corwin had walked into what is referred to as a Geneto Beam and is turned into a Dinosoid, which means half-human/half-dinosaur. His partner flees and hides in the jungle... it's up to the estranged scientist, as well as Ronald, Robin, and Apache Chief to track down the evil scientist and transform everyone back to normal.
The Wonder Twins accidentally expose Superman to Red Kryptonite which turns him into a 6-year old kid. Throughout the episode the Wonder Twins, Firestorm, and Samurai have to babysit the kid whom they have nick-named super brat. Mr. Mxyzptlk does not make things any better with his practical jokes and pranks.
Darkseid uses a royal princess from Tyron-7 to lure the Super Friends into a trap. He promised her that if she delivered the Super Friends that her planet would be spared from his wrath. However, as things are more apt to do, the plan does not necessarily follow that path and soon the princess learns that she was a pawn in Darkseid's ultimate plot: to banish Tyron-7 into the negative universe. A projector turns the Super Friends to stone and it's up to the princess and her father to free the Super Friends and stop Darkseid.
Brainiac uses his star ship and his mental powers to take control of a small village. He turns people into zombie-like creatures who he enslaves to mine and work for him. Brainiac eventually takes control of the Wonder Twins who set out to capture Wonder Woman. This succeeds but would later backfire when Apache Chief grows 50 feet tall and rattles the Starship, which causes the ice block (Zan) around Wonder Woman to break. Freed, Wonder Woman destroys Brainiac's mind control machine which returns the Wonder Twins back to normal. Later on Apache Chief, the Wonder Twins, and Wonder Woman are on hand to stop Brainiac and save the village.
After single-handedly capturing Superman's perennial nemesis Lex Luthor, the bionic Cyborg is invited to join the Justice League of America—but surprisingly turns down the offer. Anxious to have someone his own age as a fellow Team member, the nuclear-powered Firestorm seeks out Cyborg to learn the reason for his reticence. But it will take the intervention of Darkseid and his Parademons, to say nothing of some horrific-looking sea pods, to make Cyborg change his mind.
With Darkseid and his minions in hot pursuit, Superman, Firestorm and Cyborg temporarily take shelter in a huge derelict space vessel. It turns out that the three Galactic Guardians have boarded a ghost ship, controlled by a fugitive princess who uses hologram images to ward off pirates and to protect the people of her planet—who live in miniaturized form in a locket around her neck. Darkseid hopes to exploit the princess, and to take sinister advantage of Superman's weakened state!
Bizarro #1, the weird yet funny Superman doppelganger from Htrae (Bizarro World), uses his duplicator ray to create Bizarro versions of Wonder Woman, Firestorm and Cyborg. These "opposite clones" are then called upon to protect Bizarro World from its many enemies. Unfortunately, the prankish Mr. Mxyzptlk plans to harness the powers of the three Bizarro superheroes in order to wreak havoc upon the earth, in an endless series of nasty pranks and practical jokes specially designed to drive everyone as crazy as HE is! Until the Real Wonder Woman uses the duplicator ray on Mr. Mxyzptlk to create Mr. Kltpzyxm, causing the Bizarro Super Powers team to go back to Bizarro World and stop him, and making Mr. Mxyzptlk accidentally say his name backwards and go back to the 5th dimension.
Little does Wonder Woman suspect that the man she assumes to be her mortal boyfriend Steve Trevor is actually the evil Darkseid, who has rearranged his molecular structure in order to impersonate Steve. It's all part of a master plan to steal the deadly TC7 satellite and transform everyone on earth into hideous mutants. The Galactic Guardians set out to rescue the real Steve and thwart Darkseid—a task made doubly difficult when Wonder Woman herself is kidnapped!
Gotham City is literally held in the grip of terror by The Scarecrow's arsenal of Fear Transmitters. Scouring Gotham in search of Scarecrow, Batman is himself paralyzed with fright when he finds himself in the middle of Crime Alley, where years earlier the parents of Batman's alter ego Bruce Wayne had been murdered in cold blood. Taking advantage of the situation, Scarecrow intends to keep Batman trapped in Crime Alley forever by using a captured Robin and Wonder Woman as bait—forcing the Caped Crusader to purge himself of his lifelong fears once and for all!
There's a new supervillain in town, and his name is The Ace. Gathering together a gang of four hardened delinquents, the Ace decks them out in sinister playing-card costumes, and thus the Royal Flush Gang is born. In their efforts to defeat this scurrilous quintet of no-goods, Robin and Cyborg discover that the Ace is taking his orders directly from their perennial enemy Darkseid—while Robin's sidekick Batman learns to his astonishment that the Ace is not a "new" nemesis at all, but instead a very old one... The Joker!
While enjoying a day off with Firestorm, Cyborg is captured by the robot minions of supercomputer Brainiac, who intends to use the bionic dogooder for one of his typically evil "mind-blowing" experiments. To save the life of his fellow Galactic Guardian, Firestorm enlists the aid of Superman and rushes to Cyborg's rescue. But it may already be too late: The two superpowered good guys are confronted by a gigantic killer robot... with Cyborg's brain and intellect trapped inside its power source!
While languishing in prison with the Penguin as his cellmate, evil necromancer Felix Faust conjures up a spell which enables him to steal the special powers of Superman. No sooner has this happened than the Penguin appropriates these powers for himself, and as result the Super Powers Team now works for him! In order to thwart the Penguin and emerge as the real villain of the piece, Faust absorbs all of Superman's powers, but Firestorm creates a kryptonite crown on Faust's head, weakening him and Wonder Woman uses her Magic Lasso to force him to give up Superman's powers and return them to the man of steel!
The unthinkable has happened: Superman is dead, the victim of Kryptonite poisoning. Injured in the mishap which felled Superman, a weakened Firestorm is captured by Darkseid, who wants the Galactic Guardian to reveal the details of the Man of Steel's demise. Meanwhile, several members of the Super Powers Team gather at the Fortress of Solitude, where they come across evidence indicating that Superman is still alive—but if this is true, why has he allowed the other Team members to fall into Darkseid's clutches?
The evil Darkseid's latest project involves the capture and takeover of Star City, a gigantic orbiting earth colony. To this end, he replaces the satellite's kidnapped inventor Mr. Moko with a robot lookalike that even fools Moko's daughter, Kiri. Meanwhile, Batman, Firestorm and Samurai must steer clear of Darkseid's minions Kalibak and DeSaad and their robot army, long enough to allow Superman, Wonder Woman and Aquaman to seek out and destroy the control equipment hidden in Darkseid's headquarters!
The Legion of Doom attacks the JLA in the past to make sure they cannot become the super team.