This is a list of fictional characters from DC Comics who are enemies of the Legion of Super-Heroes.
In alphabetical order (with issue and date of debut appearance).
| Villain | First appearance | Description |
|---|
| Black Mace | Adventure Comics vol. 1 #374 (November 1968) | A highly trained and super-strong mercenary. Mick Yardreigh battled the Legion of Super-Heroes on several occasions. |
| Blight | Legion of Super-Heroes: Secret Files and Origins vol. 1 #2 (June 1999) | An alien race of cybernetic zombies. Blight travel through space infesting races they come in contact with. |
| Chameleon Chief | Superman's Pal, Jimmy Olsen vol. 1 #63 (September 1962) | Shapeshifting member of the Legion of Super-Villains. Jall Tannuz is also able to alter the form of other objects. |
| Command Kid | Adventure Comics vol. 1 #328 (January 1965) | A resident of Preztor possessed by a demon. Jeem Rehtu infiltrated the Legion of Super-Heroes to destroy the group, but was foiled by his weakness to gold. |
| Composite Man | Legionnaires vol. 1 #25 (May 1995) | A bio-engineered Durlan mutant who mimics the powers of the Legion of Super-Heroes when they arrive to stop his murderous rampage for Legionnaire Chameleon. |
| Computo | Adventure Comics vol. 1 #340 (January 1966) | Mechanical assistant built by Brainiac 5. Computo sought to wipe out humanity in favor of the rule of machines, and later would prove to be one of the Legion of Super-Heroes' most frequent opponents. |
| Controller | Adventure Comics vol. 1 #357 (June 1967) | Believing true perfection derived from chaos, the Controller created a Sun-Eater to disrupt order across the universe. It would take the Legion of Super-Heroes, the Fatal Five, and sacrifice of their teammate, Ferro Lad, to stop him. |
| Cosmic King | Superman vol. 1 #147 (August 1961) | A resident of the planet Venus, Laevar Bolto tried to create a beam that can alter the atomic structure of matter. Cosmic King accidentally developed the ability himself. Shunned by his government, he became Cosmic King and helped found the Legion of Super-Villains. |
| Dark Circle | Adventure Comics vol. 1 #367 (April 1968) | A group of people who sought to invade Earth by means of a clone army and enlisted alien races like the Khunds and Dominators (during the Earthwar). |
| Darkseid | Superman's Pal Jimmy Olsen #134 (November 1970) | Resurrected in the 30th Century, Darkseid consumed magical artifacts and the energies of Mordru and the Time Trapper to regain his strength and conquer the universe. Enslaving the people of Daxam, he moves their world to a yellow star system and has its people terraform the planet in his likeness. In defeat, he transformed one of Lightning Lad and Saturn Girl's children into Validus, and sent him into the past to join the Fatal Five. |
| Doctor Regulus | Adventure Comics vol. 1 #348 (September 1966) | Scientist at a nuclear power planet in Metropolis, Dr. Zaxton Regulus was performing an experiment that was interrupted by Dirk Morgna. The experiment was a failure, and Regulus blamed Morgna and threw the youth into a nuclear reactor out of anger. Morgna's unique genetic structure absorbed the radiation and gave him superpowers instead. Going into hiding, Regulus built a suit of superpowered armor and again sought revenge on Morgna (who had joined the Legion of Super-Heroes as Sun Boy). |
| Dominators | Adventure Comics vol. 1 #361 (October 1967) | An alien race of scientists ofttimes at odds with Earth, the Dominators were in an on-and-off again war in the 30th Century and were part of the alliance against Earth in the Earthwar. |
| Dynamo Boy | Adventure Comics vol. 1 #330 (March 1965) | A space pirate from New Tortuga, Vorm used a special belt to infiltrate the Legion of Super-Heroes to destroy them from within for the threat they posed to his people's trade. Through circumstances, he managed to expel all members save himself and built a new Legion with three members of the Legion of Super-Villains. |
| Echo | Adventure Comics vol. 1 #355 (April 1967) | A member of the Legion of Super-Villains, Myke-4 Astor would go on to join the Legion of Super-Heroes, only to return to his villainous roots. |
| Evillo | Adventure Comics vol. 1 #350 (November 1966) | Prince of the planet Tartarus, Evillo lures criminals to his world with safe haven and siphons their evil to turn innocent people into villains. Creating a group of criminals called the “Devil's Dozen”, his gang would rob other planets for him. |
| Fatal Five | Adventure Comics vol. 1 #352 (January 1967) | A group of five of the greatest criminals in the universe, theEmerald Empress, Mano, the Persuader, Tharok, and Validus were formed by the Legion of the Super-Heroes to help save Earth from the Sun-Eater and the gang would go on to be one of their most frequent and dangerous opponents. |
| Firefist | Legion of Super-Heroes vol. 4 #44 (June 1993) | Forced to work with the Legion of Super-Heroes, the Khund Firefist would betray the group and be abandoned by them. He would return later and seek revenge. |
| Glorith | Adventure Comics vol. 1 #338 (November 1965) | Pre-Crisis, an agent of the Time Trapper that was murdered by her master for failing to defeat the Legion of Super-Heroes, Glorith became a frequent and dangerous enemy of the Legion post-Crisis. Responsible for several problems the team faced, she sent Phantom Girl back in time where she became Phase and the Durlan forward in time where he became R. J. Brande. She would trap Mon-El in the Bgztl Buffer Zone in the 20th Century where he would be freed by the LOSH in the 30th Century. |
| Grimbor the Chainsman | Superboy vol. 1 #221 (November 1976) | An inventor with an expertise in creating confinement devices, Grimbor was entranced by the mutant Charma Drisden into becoming a criminal. After being defeated by the Legion of Super-Heroes, Drisden was murdered in prison and Grimbor would return to seek vengeance on the heroic group. |
| Hunter | Adventure Comics vol. 1 #358 (July 1967) | Otto Orion was a master hunter on the planet Simballi who became its ruler. Orion sought to hunt the Legion of Super-Heroes only to meet his demise. His son Adam sought revenge on the LOSH, first alone and later as part of the Legion of Super-Villains. |
| Infinite Man | Superboy and the Legion of Super-Heroes vol. 1 #233 (November 1977) | Professor Jaxon Rugarth volunteers for a device invented by Rond Vidar intended to send someone forward enough in time to enter the past and prove the theory that the fourth dimension is circular. Rugarth, however, is sent through several dimensions and across time, breaking his mind and turning him into the powerful creature Infinite Man. |
| Justice League of Earth | Action Comics vol. 1 #859 (January 2008) | Spurned by being rejected for membership into the Legion of Super-Heroes, a group of people led by Earth-Man push the people of Earth into becoming a xenophobic society believing its greatest hero, Superman, was in fact from Earth and protected the world from alien influence. Becoming the Justice League of Earth, the group made the Legion of Super-Heroes into outcasts and hunted by the authorities. |
| Khund | Adventure Comics vol. 1 #346 (July 1966) | A vast empire of warriors that span the galaxy, the Khund are conquerors that turn themselves into cyborgs and seek to enslave worlds they come into contact with. Of the various alien races that battled the Legion of Super-Heroes, the Khund are the most frequent. |
| Laurel Kent | Superboy vol. 1 #217 (June 1976) | Believed to be a descendant of Superman and entered into the Legion Academy, it is revealed Laurel Kent is a Manhunter who, when her programming accidentally activated, went to the Manhunter base in the Himalayas and self-destructed. |
| League of Super-Assassins | Superboy and the Legion of Super-Heroes vol. 1 #253 (July 1979) | Believing their planet Dryad was destroyed by the Legion of Super-Heroes, the actual culprit Dark Man (a clone of Tharok) subjected the youths to experiments to give them powers to battle the LOSH. Member Blok would end up joining the LOSH and his teammates were folded into the Legion of Super-Villains. The group was a loose analogy of the X-Men and the Shi'ar Imperial Guard. |
| Legion of Stupor-Bizarros | Adventure Comics vol. 1 #329 (February 1965) | The 30th Century descendant of Bizarro was rejected for Legion of Super-Heroes membership and formed his own Legion by turning the Bizarro-ray on the heroes. |
| Legion of Super-Rejects | Superboy vol. 1 #212 (October 1975) | Six youths rejected for membership into the Legion of Super-Heroes for having duplicate powers, the group bans together and proves that they are more powerful than their counterparts by defeating them. Half the team would end up with the Legion of Super-Villains. |
| Legion of Super-Villains | Superman vol. 1 #147 (August 1961) | First appearing as an adult villainous counterpart of the Legion of Super-Heroes, the group is summoned to the past by Lex Luthor to destroy Superman. The group would later be revealed to initially be members of the School of Super-Villains that would grow to eventually include most of the LOSH's enemies. |
| Leland McCauley | Adventure Comics vol. 1 #374 (November 1968) | A rival to R. J. Brande, Leland McCauley III had contempt for Brande and his super hero group. Leland McCauley IV sent an assassin to kill Brande that failed. Post-Zero Hour, Leland McCauley was a frequent opponent for the Legion of Super-Heroes. |
| Lex Luthor | Action Comics vol. 1 #23 (April 1940) | Superboy's close friend who became his gravest enemy; when Luthor learned of the Legion of Super-Heroes the group contracted his ire as well, with him facing the group as a teenager and adult. |
| Lightning Lord | Superman vol. 1 #147 (August 1961) | The elder brother of Lightning Lad and Lass, Mekt Ranzz was a single birth on a planet where traditionally twins are born. This condition left him socially awkward and later predisposed him towards a life of crime, helping to found the Legion of Super-Villains. |
| Luck Lords | Adventure Comics vol. 1 #343 (April 1966) | A quartet of aliens that were exiled from their world for crimes committed there and travel the space ways using science to hypnotize others into believing they could grant luck to others, good or bad. Another group with the same name would appear to battle the Legion of Super-Heroes as immortal mages. |
| Mordru | Adventure Comics vol. 1 #369 (June 1968) | Appearing mysteriously on Sorcerers' World, Mordru would join their society before seizing power and absorb the power of many of their wizards. He would begin conquering neighboring worlds, forming an extensive empire that would include half the galaxy. Deciding to begin being more selective with what worlds he would snatch up, Earth would catch his eye and he would battle the Legion of Super-Heroes (becoming one of the group's most frequent adversaries). |
| Nemesis Kid | Adventure Comics vol. 1 #346 (July 1966) | Sent to infiltrate the Legion of Super-Heroes by the Khund, Hart Druiter would be found out and go on to help found the Legion of Super-Villains. He would later lead the group until his demise at the hands of Princess Projectra. |
| Omega | Superboy and the Legion of Super-Heroes vol. 1 #250 (April 1979) | Born by a mad Brainiac 5 to destroy the universe, the Miracle Machine took the combined hatred of the universe and gave it form in Omega. |
| Pulsar Stargrave | Superboy vol. 1 #223 (January 1977) | Brainiac, at some point in history, chose to escape his enemy Superman by journeying to the future. His body, still in suspended animation, was believed dead and sent into a sun by explorers that discovered him. Coming into contact with the star as it went supernova, they combine giving the villain the power of a star itself. |
| Ra's al Ghul | Batman vol. 1 #232 (June 1971) | One of Batman's greatest enemies, Ra's al Ghul survived to the 31st Century where he slew the President of the United Planets, Leland McCauley, and took his place, ordering that the Legion of Super-Heroes were outlaws. By this time, Ra's had become one with the Lazarus Pits' fire and could inhabit one of many clones made of himself. |
| Roxxas | Adventure Comics vol. 1 #307 (April 1963) | Anton Roxxas led an army of space pirates that committed near-genocide of the planet Trom when denizens of the planet refused to use their ability to transmute elements to avast a fortune. The sole survivor, Jan Arrah, joined the Legion of Super-Heroes as Mystery Boy to help bring Roxxas to justice. Arrah would later become Element Lad and Roxxas would battle the group on several occasions since. |
| Saturn Queen | Superman vol. 1 #147 (August 1961) | As with all residents of Titan, Eve Aries is a telepath and would attend the School for Super-Villains and help found the Legion of Super-Villains. |
| School for Super-Villains | Adventure Comics vol. 1 #371 (August 1968) | During a fire fight between criminals and the Science Police, an innocent bystander named Tarik was struck by one of the officers' laser blasts. Rendered mute, Tarik came to despise the law and formed a school to train criminals so far to force Colossal Boy to become an instructor under threat of murdering his parents. Tarik's students would go on to found the Legion of Super-Villains. |
| Sklarian Raiders | Superboy and the Legion of Super-Heroes vol. 1 #233 (November 1977) | An all-female band of space pirates that infrequently occasionally battled the Legion of Super-Heroes. |
| Spider Girl | Adventure Comics vol. 1 #310 (July 1963) | A rejected Legionnaire applicant that attended the School for Super-Villains and joined the Legion of Super-Villains. |
| Starfinger | Adventure Comics vol. 1 #335 (August 1965) | Originally Starfinger was a mind-controlled Lightning Lad manipulated by Dr. Lars Hanscom. Later, a second Starfinger emerged. In reality Char Burrane, the criminal Gim Allon pursued as a meteor fell, granting him super powers, the villain found a mysterious ring that summoned two entities in Starlight and Starbright that did Burrane's bidding. Another Starfinger, Molock Hanscom, obtained Burrane's ring and took up the mantle. |
| Storm Boy | Adventure Comics vol. 1 #301 (October 1962) | Rejected for Legion of Super-Heroes membership when it was discovered his storm-manipulating abilities came from a hidden device, Myke Chypurz would go on to join the Justice League of Earth and the Legion of Super-Villains. |
| Sun Emperor | Superboy vol. 1 #208 (April 1975) | An incarcerated criminal involved in a genetic experiment, Nigal Douglous gained the power to manipulate solar energy and became a member of the Legion of Super-Villains. |
| Superboy-Prime | DC Comics Presents vol. 1 #87 (November 1985) | The villainous Time Trapper sent Superboy-Prime to the 31st Century to cause trouble for the Legion of Super-Heroes after finding him displaced in time from his battle with Monarch. Discovering the great hero Superman is held up as in the future while Superboy-Prime was considered a minor villain, the alternate Clark Kent sets out to make himself history's greatest villain and frees every inmate on the prison planet Takron-Galtos forming a Legion of Super-Villains with virtually every living enemy of the Legion of Super-Heroes. To combat the threat, the Legion of Super-Heroes summons their Post-Zero Hour and Post-Teen Titans/Legion Special counterparts along with the retired Green Lantern Sodam Yat, newly christened Black Witch, and resurrected Kid Flash and Superboy. Eventually, it is revealed that the latest incarnation of the Time Trapper is in fact Superboy-Prime and forcing the two to come into contact with each other; the accompanying paradox returns Clark Kent to Earth-Prime. |
| Time Trapper | Adventure Comics vol. 1 #317 (February 1964) | Likely the most frequent adversary to the Legion of Super-Heroes, the Time Trapper resides at the end of time and erected the “Iron Curtain of Time” to keep his enemies from entering his time period in the future. The identity of the Time Trapper changes periodically, ranging from a Controller named Paras to Cosmic Boy to Lori Morning to Superboy-Prime to the universe's living embodiment of entropy to a sentient alternate timeline and at times employed the identity of the Time Master when dealing with the Justice League of America and its heroes. |
| Tyr | Superboy vol. 1 #197 (September 1973) | Hailing from the warlike people of Tyrraz, Tyr kidnapped the Legionnaire Timber Wolf to turn him into an assassin for a plot to murder the President of the United Planets. The villain would reappear on several occasions, including as part of the Legion of Super-Villains. |
| Universo | Adventure Comics vol. 1 #349 (October 1966) | A former Green Lantern stripped of his power ring when he tried to view the Dawn of Time, Universo used hypnotism in his bids to obtain power (one such infamous occasion being the Universo Project). He would also seek to reclaim his power ring, bequeathed by the Green Lantern Corps to his son Rond Vidar. |
| Vandal Savage | Green Lantern vol. 1 #10 (Winter 1943) | A Cro-Magnon granted enhanced intelligence and immortality when bathed on the radiation of a meteor, Vandar Adg became one of the most prolific villains in human history, aligning with the greatest conquerors and criminals to ever exist (oftentimes being them under different identities). Battling Earth's superheroes since their appearance, he has fought the Justice Society of America, Justice League, and Teen Titans. In the miniseries Star Trek/Legion of Super-Heroes, Vandar is mashed together with Star Trek character Flint as Vandar the Stone and employed time traveling technology to become the ruler of the universe, erasing both timelines of Star Trek and the LOSH, thus prompting the groups to join forces to set right what Vandar altered. |
| White Triangle | Legion of Super-Heroes vol. 4 #66 (March 1995) | A xenophobic group of Daxamites that observe other races as being inferior and plot the destruction of the United Planets due to its nature of uniting different races. |
| Workforce | Legion of Super-Heroes vol. 4 #64 (January 1995) | A group of superpowered youths formed by Leland McCauley to rival his enemy R. J. Brande's Legion of Super-Heroes. The Workforce would be more than willing to help out those in need, but unlike the LOSH, it would come at a price. In time, the group would act as an inadvertent recruiting device for the LOSH when they would abandon McCauley's caustic conditions to be real heroes. |