[4][6][7] A troupe of evil circus performers, the Bikini Family consists of mesmerist Nicki, strong man Joe, clown Tiny, acrobats Peter, Paul, and Manny, and a triplet of high wire walkers.
Black Ops was a criminal organization devoted to accumulating power with sophisticated headquarters in both Metropolis and Washington, D.C. Its leader was Hazard, otherwise known as philanthropist Manuel Cabral, head of Rainforest Technologies (and secretly affiliated with weapons manufacturer AmerTek).
Originally formed by Maxwell Lord's ex-wife Claire Montgomery as a rival organization to the Justice League International, the Conglomerate took a dark turn when it recruited supervillains from the same world as the Crime Syndicate of America.
Made up of Space Ghost's greatest foes, the Council of Doom saw Metallus, Creature King, Zorak, Moltar, Brak, and the Black Widow/Spider Woman battle their enemy and his allies like Mightor, Moby Dick, Herculoids, and Shazzan.
The Court of Owls is a secret society of high class Gothamites who have held a grip on Gotham City's political influence since colonial times, known for kidnapping children from the circus and brainwashing them into assassins which they call 'Talons'.
Its members included Giganta, Zoom, Vandal Savage, Brainiac, Lady Shiva, Konvikt, Solomon Grundy, Deathstroke, Floronic Man, Ra's al Ghul, Doctor Light, Sun-Chained-in-ink, Punch and Jewelee, Joker, Catman, Catwoman, Royal Flush Gang, Gentleman Ghost, Scarecrow, Cheetah, Gorilla Grodd, Queen Bee, Eclipso, Mammoth, and Khyber.
Led by Hyrax (Veronica Dale), the Eden Corps committed terrorist-styled crimes, like bombing dams on its way to a bigger goal, unleashing a Russian-created weaponized germ that ate plastic.
Formed by Doctor Dinosaur on Earth-Twelve, the Fraternity of Atavistic No-Goodnicks (or FAN) was made up of Angel Fish, Frog Man, Mister Amoeba, and Pterano Don Juan to combat the Egg's Men.
The first incarnation was led by Agamemno and consisted of Lex Luthor, Black Manta, Catwoman, Chronos, Doctor Light, Felix Faust, Mister Element, Penguin, Sinestro, and Zoom.
Other known members are Black Manta, Clayface, Doctor Sivana, Double Dare, Effigy, Felix Faust, Girder, Hammer and Sickle, a Hyena, Iron Cross of the Aryan Brigade, Jewelee, Jinx, Key, Killer Croc, Lady Vic, Major Force, Magenta, Mammoth, Manticore, Metallo, Mister Terrible, Mirror Master, Monsieur Mallah, Nocturna, Phobia, Prankster, Psimon, Queen Bee, Rag Doll, Riddler, Rock, Scarecrow, Shimmer, Shrapnel, Silver Monkey, Skorpio, Sonar, T.O.
The Injustice Syndicate included Owlman, Blue Bowman, Dyna-Mite, Scarlet Scarab, and Silver Cyclone as well as counterparts for Aquaman, Plastic Man, Fire, B'Wana Beast, and Wildcat.
Battling the Super Friends, the Joker assembled the Jesters' League of America with Harley Quinn, Prankster, Trickster and the duo Punch and Jewelee An Apokoliptian unit serving under Kanto.
A group formed by Emperor Joker that included Bizarro #1, Ignition, Enigma, Bounty, Gravedigger Lad, Skizm, Lois Lane, Harley Quinn, Poison Ivy, and Scorch.
Ruler of the Beast-Men, King Kull assembled Brainiac, Joker, Penguin, Blockbuster, Queen Clea, Ibac, Mr. Atom, Dr. Light, Shade, and the Weeper in a bid to conquer three Earths.
His real name is Jeffrey Franklin Burr, and he was born part of a set of twins, but was stolen at birth by the Cult of the Kobra God, since a prophecy claimed he would lead them to rule the world.
Ripper Jones, Race Morrison, Barney Judson, Eddie Orson, Bill Gore, and Monk Loomis became versions of Superman, Flash, Atom, Martian Manhunter, Batman, and Green Lantern, respectively.
The Legion of Zoom is a team that is led by Professor Zoom/Reverse-Flash (Eobard Thawne) who brought together Captain Cold, the Golden Glider, Gorilla Grodd, Tar Pit, the Tornado Twins, the Trickster, and the Turtle.
When Thawne is exorcised from Barry Allen, he rounds up every villain who hates the Flash family to expand his Legion of Zoom, including Abra Kadabra, Belladonna of Gemini, Blacksmith, Bloodwork, Double Down, Fiddler, Folded Man, Girder, Papercut, Peek-a-Boo, Plunder, Rag Doll, Razer, the Thinker A.I., and Top.
It included Vandal Savage, Catwoman, Riddler, and King of the Royal Flush Gang with Captain Marvel as a brainwashed slave and Ibn al Xu’ffasch as a spy for Batman.
During the "Forever Evil" storyline, Cheetah started a group called the Menagerie which consists of animal-like characters like Elephant Man, Hellhound, Lion-Mane, Mäuschen, Primeape, and Zebra-Man.
The Network members were Blue Matt (invisibility), Cathode (electrokinetic), Erase (acid touch), Fast Forward (enhances kinetic potential), UHF (manipulates audible and inaudible soundwaves), and Volume (can increase mass and density).
[67] The People's Liberation Army (commonly known as the "Death's Head") first made its impact on Gotham City with a ten-week assault that included bombing banks, federal office buildings, and courthouses.
The Raiders were active during the Crime Syndicate of America's second invasion of Earth, encountering Johnny Quick and Power Ring (who were disguised as the Flash and Green Lantern) while attacking the Missoula County, Montana S.T.A.R.
They abducted brilliant aeronautics engineer Robert Selkirk, who had spent years as a political prisoner in a pseudo-Soviet nation before gaining asylum in the United States, and they demanded an exchange with their imprisoned leader, Alexander Sorkhan.
In response to the escalating war between Batman Incorporated and the Leviathan terrorist organization, the UN decided to reform Spyral and recruited Doctor Dedalus' long-thought-dead daughter, Kathy Webb-Kane, as its leader.
In Prime-Earth's history, Doctor Dedalus was revealed to have created both Spyral and Leviathan as part of a deranged attempt at immortality, setting up the two organizations to oppose each other in a never-ending cycle of vendetta, and grooming his children to manage the two agencies.
With the organization firmly re-established, the subsequent Directors of Spyral followed varying goals, unknowingly influenced by the agency's real leader, an entity called Spyder, who was eventually revealed to be a computerized copy of the mind of the late Doctor Dedalus.
In the wake of perceived failures of the Manhunters and Green Lantern Corps (as the Halla's are seemingly retconned), the Guardians of the Universe develop the Third Army: a virus that infects organic lifeforms and turns them into emotionless cybernetic peacekeepers.
In season 3 episode "Mad as a Hatter", a mentally-ill teenager named Liam Crandle takes control of a few security guards at Mary Hamilton's graduation ceremony using Jervis Tetch's hat and makes them wear the same masks worn by Alice's men, forming his own incarnation of the Wonderland Gang.
Responsible in part for the outbreak of the Nuclear Men around the world from the creation of the Firestorm Matrix, Zithertech-Tech saw its founder Roger Zither turned into the monstrous Helix while his wife Candace tried to cover-up their company's involvement using the hit squad Hyena Team.