There are 34 superheroes that start with the letter K, spanning major comic book publishers like Marvel and DC, as well as notable independent creators. These characters range from classic icons like Kal-El (Superman) to newer heroes like Kamala Khan (Ms. Marvel). Many display a diverse set of powers, from mystical sorcery to super speed, reflecting a rich variety of backgrounds and stories that cater to fans of all genres.

Explore the complete list below to discover detailed information about each hero.

Superhero Name This column lists the hero’s most commonly known name or alias, making it easy to identify each character by their key identity.

Publisher The company responsible for creating and publishing the character, such as Marvel Comics, DC Comics, or independent labels, shows their original source and universe.

First Appearance This shows the comic book and issue where the hero debuted, providing context on their age and origin story within comic book history.

Powers A summary of the hero’s main abilities or skills, highlighting what makes them unique or powerful in their own world.

Description A brief overview that explains the hero’s background, personality, and role in their universe, giving insight into why they matter to fans and stories.

Superheroes that start with K

SuperheroesPublisherFirst appearancePowers
Ka-ZarMarvel ComicsThe X-Men #10 (March 1965)Peak human attributes, expert hunter and tracker, symbiotic bond with Zabu
Kal-ElDC ComicsAction Comics #1 (June 1938)Super strength, flight, heat vision, x-ray vision, super-speed, invulnerability, super-hearing, freeze breath
Kamala KhanMarvel ComicsMs. Marvel #1 (February 2014)Polymorphism (embiggening/shapeshifting), rapid healing
Karate KidDC ComicsAdventure Comics #346 (July 1966)Master of every known martial art in the 30th and 31st centuries; can mimic super-strength with skill
KarnakMarvel ComicsFantastic Four #45 (December 1965)Perceives the “flaw in all things” (people, objects, ideas); master martial artist
Karolina DeanMarvel ComicsRunaways #1 (July 2003)Solar energy manipulation (flight, force blasts, light projection), rainbow-colored light form
KatanaDC ComicsThe Brave and the Bold #200 (July 1983)Expert swordswoman and martial artist; Soultaker sword traps souls and allows communication
Kate BishopMarvel ComicsYoung Avengers #1 (April 2005)Master archer, skilled in martial arts, swordsmanship, and tactics
Kate KaneDC Comics52 #7 (August 2006)Master detective, martial artist, tactician; access to advanced technology and weaponry
Kendra SaundersDC ComicsJSA Secret Files #1 (August 1999)Reincarnated with memories/skills of past lives; flight (via Nth Metal wings), enhanced strength, durability
Kent NelsonDC ComicsMore Fun Comics #55 (May 1940)Sorcery (flight, energy manipulation, force fields, illusion casting, elemental control), immense magical knowledge from Helmet of Fate
Khalid NassourDC ComicsDoctor Fate #1 (August 2015)Sorcery (via Helmet of Fate, similar to Kent Nelson but more novice), mystical sight
Kick-AssIcon ComicsKick-Ass #1 (April 2008)No actual superpowers; relies on courage, basic fighting skills, and high pain tolerance
Kid ColtMarvel ComicsKid Colt, Outlaw #1 (August 1948)Expert marksman, skilled horseman, master of quick draw
Kid DevilDC ComicsBlue Devil #14 (July 1985)Demonic physiology (super strength, agility, durability, pyrokinesis, flight via bat-like wings)
Kid FlashDC ComicsThe Flash #110 (December 1959)Super-speed, superhuman reflexes, accelerated healing, enhanced endurance, can vibrate through objects
Kid KaijuMarvel ComicsTotally Awesome Hulk #1.MU (August 2017)Ability to summon and control giant monsters
Kid OmegaMarvel ComicsNew X-Men #134 (January 2003)Omega-level telepathy and telekinesis, psionic energy generation (psi-blades, psi-armour), super-intelligence
Killer FrostDC ComicsFirestorm #3 (June 1978)Cryokinesis (ice generation and manipulation), absorption of heat/energy to power abilities
KilowogDC ComicsGreen Lantern Corps #201 (June 1986)Wields a Green Lantern power ring (flight, energy constructs, force fields, universal translator), immense physical strength
Kimiyo HoshiDC ComicsCrisis on Infinite Earths #4 (July 1985)Photokinesis (light manipulation, energy blasts, flight, blinding flashes, force fields), expert astrophysicist
KineticMarvel ComicsNew Warriors #1 (July 2007)Energy absorption and manipulation, particularly kinetic energy (super speed, strength, durability, energy blasts)
King TigerDC ComicsRichard Dragon, Kung-Fu Fighter #18 (January 1977)Master martial artist, peak human physical condition, highly skilled in ancient combat forms
Kitty PrydeMarvel ComicsUncanny X-Men #129 (January 1980)Phasing (ability to pass through solid objects, disrupt electronics, walk on air/water), intangibility, skilled in combat and computers
KnightDC ComicsBatman #62 (December 1950)Expert detective, martial artist, strategist, access to advanced technology
KnighthawkMarvel ComicsThe Avengers #69 (October 1969)Peak human physical attributes, enhanced nocturnal vision, expert hand-to-hand combatant, master tactician, wealthy and uses high-tech gadgets
KoleDC ComicsThe New Teen Titans #1 (November 1984)Crystallokinesis (creation and manipulation of silicon crystals), flight, energy absorption
KomodoMarvel ComicsAvengers: The Initiative #1 (June 2007)Reptilian physiology (enhanced strength, speed, agility, healing factor), retractable claws, tail, scale-like skin
Kon-ElDC ComicsThe Adventures of Superman #500 (June 1993)Tactile telekinesis (simulating super strength, flight, invulnerability); later developed Kryptonian powers
KorgMarvel ComicsIncredible Hulk #93 (May 2006)Super strength, durability, rock-like hide, highly resistant to injury, skilled warrior
Koriand’rDC ComicsDC Comics Presents #26 (October 1980)Starbolt blasts (solar energy), flight, superhuman strength, speed, durability, absorption of languages
KryptoDC ComicsAdventure Comics #210 (March 1955)Super strength, flight, invulnerability, heat vision, super-speed, super-hearing, super-smell, x-ray vision
Kyle RaynerDC ComicsGreen Lantern vol. 3 #48 (March 1994)Wields a Green Lantern power ring (flight, energy constructs, force fields, universal translator), highly creative and imaginative
KylunMarvel ComicsExcalibur #43 (October 1991)Can replicate the properties and powers of any object he touches (e.g., strength of steel, sharpness of a blade, flight of a bird)

Descriptions

Ka-Zar
Lord of the Savage Land, Ka-Zar is a skilled jungle adventurer and protector of a prehistoric land. He often partners with his sabretooth tiger, Zabu, and is known for his wild, Tarzan-like lifestyle, fiercely defending his unique home.
Kal-El
The birth name of Superman, Kal-El is an alien from the doomed planet Krypton, sent to Earth as an infant. He grew up to become one of the most iconic superheroes, using his incredible powers to protect humanity and champion truth and justice.
Kamala Khan
Kamala Khan is Ms. Marvel, a Pakistani-American teenager from Jersey City who gains polymorphic powers. She’s a groundbreaking character known for her relatable struggles as a young hero and her strong Muslim identity, inspired by her idol, Captain Marvel.
Karate Kid
Val Armorr, the Karate Kid, is a member of the Legion of Super-Heroes from the 31st century. He possesses no superpowers but is a master of all known martial arts, allowing him to defeat opponents with superhuman abilities through sheer skill.
Karnak
Karnak is an Inhuman who chose not to undergo Terrigenesis. Instead, he trained himself to find the weakness in any person, plan, or object, making him a formidable strategist and combatant capable of dismantling virtually anything.
Karolina Dean
Karolina Dean, also known as Lucy in the Sky, is a member of the Runaways. She is an alien Majesdanian who can absorb and manipulate solar energy, manifesting as a dazzling, glowing, rainbow-hued form and capable of flight and energy blasts.
Katana
Tatsu Yamashiro, known as Katana, is a skilled martial artist and samurai warrior. She wields the mystical Soultaker sword, which can capture the souls of those it kills, including her deceased husband, with whom she can communicate, aiding her quest for justice.
Kate Bishop
Kate Bishop is the second Hawkeye, taking up the mantle after Clint Barton. She is a highly skilled archer and combatant, initially part of the Young Avengers. Kate is known for her sharp wit and determination to prove herself as a capable hero.
Kate Kane
Kate Kane is Batwoman, a wealthy heiress and skilled combatant who patrols Gotham City. She is a prominent LGBTQ+ superhero, known for her military background and her complex relationship with the Batman Family, fighting crime with her unique vigilantism.
Kendra Saunders
Kendra Saunders is one of the many incarnations of Hawkgirl, continuously reincarnated with her soulmate, Hawkman. She possesses the ability to fly using Nth Metal wings and often retains knowledge and combat skills from her many past heroic lives.
Kent Nelson
Kent Nelson is the original Doctor Fate, a powerful sorcerer who derives his abilities from the magical Helmet of Nabu. He is a master of ancient magic, serving as an agent of the Lords of Order and one of DC’s most potent mystical heroes.
Khalid Nassour
Khalid Nassour is a medical student who discovers the Helmet of Nabu and becomes a new incarnation of Doctor Fate. He struggles to balance his life with the immense responsibilities and powers of a mystical superhero, guided by the Helmet’s ancient wisdom.
Kick-Ass
Dave Lizewski is Kick-Ass, an ordinary high school student who decides to become a real-life superhero despite having no powers or training. He inspires a wave of costumed vigilantes, learning the hard way about the dangers of vigilantism in a brutal world.
Kid Colt
Blaine Colt, the Kid Colt, is a Western hero and outlaw. Though lacking superpowers, he’s renowned as the fastest gun in the West, often wrongfully accused but always fighting for justice with his trusty steed, Steel, across the dusty plains.
Kid Devil
Edward Alan Bloomberg, Kid Devil, was Blue Devil’s sidekick who gained demonic powers and a devilish appearance after making a deal with Neron. He later became a member of the Teen Titans, struggling with his new demonic form while seeking redemption.
Kid Flash
Kid Flash is the name used by several speedsters, most famously Wally West and Bart Allen, who serve as sidekicks to The Flash. They possess similar super-speed abilities, drawing from the Speed Force to protect the innocent and uphold justice.
Kid Kaiju
Kei Kawade, Kid Kaiju, is a young boy who can spontaneously manifest and control massive, often friendly, monsters. He played a crucial role in defending Earth during the “Monsters Unleashed” event, proving that even a child can be a powerful and unique hero.
Kid Omega
Quentin Quire, Kid Omega, is an Omega-level mutant with vast telepathic and telekinetic abilities. A rebellious and highly intelligent student from the Xavier Institute, he often challenges norms and can be both a powerful ally and a dangerous adversary.
Killer Frost
Killer Frost is an alias used by several characters, most notably Caitlin Snow. She can generate and manipulate ice and cold, often driven by a need to absorb heat. While frequently a villain, Caitlin Snow has also been portrayed as a reluctant hero.
Kilowog
Kilowog is a towering alien from Bolovax Vik who serves as a drill sergeant for the Green Lantern Corps. Known for his tough demeanor and catchphrase “Poozer!”, he trains new recruits, ensuring they are ready to protect the universe.
Kimiyo Hoshi
Kimiyo Hoshi is Doctor Light, a brilliant Japanese astrophysicist who gained the power to manipulate all forms of light. She is a reluctant but effective superhero, often serving with the Justice League and known for her scientific approach to her powers.
Kinetic
Jaques “Jake” Rockwell, Kinetic, is a member of the New Warriors. He possesses the ability to absorb kinetic energy, using it to enhance his physical attributes like speed and strength, or to release powerful energy blasts against his foes.
King Tiger
King Tiger is a mysterious and highly skilled martial artist, often serving as a mentor or rival to other martial arts heroes like Richard Dragon and Bronze Tiger. He operates within a shadowy network of global martial arts masters.
Kitty Pryde
Kitty Pryde, also known as Shadowcat, is an X-Man with the power to phase through solid matter. She is a brilliant computer expert and a skilled fighter, evolving from a young student to a prominent leader within the X-Men.
Knight
The Knight is a British hero, often part of the Batmen of All Nations or related to the Batman Family. He operates in the UK, using his intellect, combat skills, and technological gadgets to fight crime with a unique British flair for justice.
Knighthawk
Kyle Richmond, Knighthawk, is a wealthy businessman and skilled fighter who operates as a nocturnal vigilante. He’s often associated with the Squadron Supreme, using his resources and combat prowess to protect his city and its citizens.
Kole
Kole Weathers is a young metahuman who can generate and manipulate silicon crystals. She briefly joined the Teen Titans. Tragically, she sacrificed herself during the Crisis on Infinite Earths, making a significant impact in her short career.
Komodo
Komodo, real name Melati Kusuma, is a former Initiative recruit who can transform into a reptilian form. She possesses enhanced physical abilities, a healing factor, and retractable claws, making her a formidable combatant for good.
Kon-El
Kon-El is Superboy, a clone created from the DNA of Superman and Lex Luthor. He initially developed tactile telekinesis, mimicking Kryptonian powers, and later gained full Kryptonian abilities, becoming a key member of the Teen Titans.
Korg
Korg is a Kronan warrior, a sentient rock alien known for his gentle demeanor despite his formidable appearance. He is a loyal ally of Thor, often seen wielding his hammer-like weapon and providing comedic relief amidst cosmic battles.
Koriand’r
Koriand’r is Starfire, an alien princess from Tamaran. She is a powerful warrior with the ability to fly and project solar energy blasts. A compassionate and passionate hero, she is a core member of the Teen Titans, valuing friendship and justice.
Krypto
Krypto the Superdog is Superman’s faithful canine companion from Krypton. He possesses all the powers of a Kryptonian under Earth’s yellow sun, using his abilities to assist Superman and protect Metropolis with boundless loyalty and courage.
Kyle Rayner
Kyle Rayner was chosen as the last Green Lantern after Hal Jordan’s fall. Known for his artistic background, he creates intricate constructs with his power ring. He eventually became the White Lantern, wielding the full emotional spectrum.
Kylun
Colin McKay, Kylun, is a mutant from a parallel dimension, raised in an alternate magical reality. He can mimic the properties of any material he touches, making him incredibly versatile in combat and a valued member of Excalibur.
If you think there is a missing term, let us know using the contact form.