First Appearances K
  1. K. Lumsy. The character first appears in the video game Donkey Kong 64 (1999).
  2. K. Rool. The character first appears in the video game Donkey Kong Country (1994).
  3. Kaa. The character first appears in the short story "Kaa's Hunting" (1894), later collected in The Jungle Book.
  4. Katie Kaboom. The character first appears in the Animaniacs animated series short "Katie Ka-Boo" (1993).
  5. Kaden (kitsune). The character first appears, as Nishiki, in the video game Fire Emblem: If (2015). The Kaden name is established in the English adaptation Fire Emblem: Fates (2016).
  6. Miranda Kadohata. The character first appears in the Star Trek: The Next Generation novel Q & A (2007).
  7. Kaepora Gaebora. The character first appears, as a ghost owl, in the video game The Legend of Zelda: Ocarina of Time (1998). His original, living Hylian form, Gaepora, first appears in The Legend of Zelda: Skyward Sword (2011).
  8. Kagero of Hoshido. The character first appears in the video game Fire Emblem: If (2015).
  9. Kaguya-hime. The character first appears in the monogotari Taketori Monogotari (Tale of the Woodcutter) (c. 900).
  10. Gozaburo Kaiba. The character first appears in the Yu-Gi-Oh! manga chapter 40: "One Piece of Heart" (1997).
  11. Mokuba Kaiba. The character first appears in the Yu-Gi-Oh! manga chapter 24: "Capsule Monster Chess" (1996).
  12. Noah Kaiba. The character first appears in the Yu-Gi-Oh! anime episode "The Unknown Challenger - The Giant Mobile Fortress Surfaces!" (2002).
  13. Seto Suzuki Kaiba. The character first appears in the Yu-Gi-Oh! manga chapter 9: "The Cards with Teeth" (1996). His birth surname is arbitrary.
  14. Michiru "Michelle" Kaioh/Sailor Neptune. The character first appears in the Pretty Soldier Sailor Moon manga chapter "Act 26: Infinity 3: Two New Soldiers" (1994). The character's dub given (nick-) name is established in the episode "Driving Dangerously" (2000).
  15. Ryoji Kaji. The character first appears in the Neon Genesis Evangelion anime episode "Asuka Arrives in Japan" (1995).
  16. Kala (Neutrino). The character first appears in the Teenage Mutant Ninja Turtles animated series episode "Hotrodding Teenagers from Dimension X" (1987).
  17. Jennifer Kale. The character first appears in the comic book Fear #11 (1972)
  18. Kalibak. The character first appears in the comic book New Gods #1 (1971).
  19. Thom Kallor/Star Boy/Starman/Danny Blaine. The character first appears in the comic book Adventure Comics #282 (1961). The version appearing in this timeline first appears in Legionnaires #0 (1994). The Starman and Danny Blaine identities were unconfirmed in printed comics.
  20. Thomas "Tom"/"Pieface" Kalmaku. The character first appears in the comic book Green Lantern #2 (1960).
  21. Kamelion. The character first appears in the Doctor Who television series episode "The King's Demons, Part One" (1983).
  22. Elesa Kamitsure. The character first appears, with the Japanese name of Kamitsure, in the video games Pokémon Black and White Versions (2010). The given name Elesa is established in the English release (2011).
  23. Kana (child of Corrin). The character first appears in the video game Fire Emblem: If (2015).
  24. Erica Kane. The character first appears in the first episode of the television series All My Children (1970).
  25. Garrison Kane/Weapon X. The character first appears in the comic book X-Force #2 (1991).
  26. Jason Kane. The character first appears in the Doctor Who: The New Adventures novel Death and Diplomacy (1996).
  27. Katherine "Kate" Kane/Batwoman. The character first appears in the comic book Batman #233 (1956). The Kate version first appears in 52 #7 (2006).
  28. Lana Kane. The character first appears in the Archer animated series premiere episode "Mole Hunt" (2009).
  29. Solomon Kane. The character first appears in the short story "Red Shadows", published in Weird Tales magazine.
  30. Shotaro Kaneda. The character first appears in the manga Akira, serialized in Young Magazine (c. 1982).
  31. Kang (Rigellian). The character first appears in the The Simpsons episode "Treehouse of Horror" (1990).
  32. Kang (son of K'naiah). The character first appears in the Star Trek television series episode "Day of the Dove" (1968).
  33. Kang the Conqueror/Rama-Tut/Scarlet Centurion/Immortus/Nathaniel Richards. The character first appears, as Rama-Tut, in the comic book Fantastic Four #19 (1963). He first appears as Kang the Conqueror in Avengers #8 (1964), Scarlet Centurion in Avengers Annual #2 (1968), and Immortus in Avengers #10 (1964).
  34. Liu Kang. The character first appears in the arcade video game Mortal Kombat (1992).
  35. Kanga (toy). The character first appears in the children's book Winnie-the-Pooh (1926).
  36. Kano (Black Dragon). The character first appears in the arcade video game Mortal Kombat (1992).
  37. Eva Kant. The character first appears in the comic book Diabolik #3 (1963).
  38. Kanto/Iluthin. The character first appears in the comic book Mr. Miracle #7 (1972).
  39. Falkner Kao. The character first appears, with his Japanese name of Hayato, in the video games Pokémon Gold and Silver Versions (1999). His English name is established in the North American release (2000). His surname is arbitrary.
  40. Vanessa "Nessie" Kapatelis/Silver Swan. The character first appears in the comic book Wonder Woman #3 (1987). She first appears as Silver Swan in Wonder Woman #171 (2001).
  41. William "Billy" Kaplan/William Maximoff/Wiccan/Asgardian. The character first appears (is born), as William Maximoff, in the comic book Vision and the Scarlet Witch #12 (1986). The Billy Kaplan/Asgardian incarnation first appears in Young Avengers #1 (2005). He adopts the code-name Wiccan in Young Avengers #6 (2005).
  42. Anji Kapoor. The character first appears in the Doctor Who novel Escape Velocity (2001).
  43. Kelly Kapoor. The character first appears in the The Office television series episode "Diversity Day" (2005).
  44. Kelly Kapowski. The character first appears in the Saved by the Bell television series debut episode "Dancing to the Max" (1989).
  45. Don Karnage. The character first appears in the TaleSpin animated series premiere episode "Plunder & Lightning" (1990).
  46. Karnak (Inhuman). The character first appears in the comic book Fantastic Four #44 (1965).
  47. Cletus Kasady/Carnage. The character first appears in the comic book The Amazing Spider-Man #344 (1991). He first appears as Carnage in The Amazing Spider-Man #360 (1992).
  48. Edward "Eddie" Kaspbrak. The character first appears in the novel IT (1986).
  49. Katarina/Reese. The character first appears in the video game Fire Emblem: New Mystery of the Emblem (2010).
  50. Katarina (Trojan). The character first appears in the Doctor Who television series episode "Horse of Destruction" (1965).
  51. Kate Monster. The character first appears in the musical stage play Avenue Q (2003).
  52. Katharine (Scottish princess). The character first appears in the Gargoyles animated series premiere episode "Awakening: Part One" (1994). Her name is established in ???
  53. Katherine (Birdo). The character first appears in the video game Yume Kojo: Doki Doki Panic (1987).
  54. Katnip the Cat. The character first appears in the Herman and Katnip animated short film Mice Meeting You (1949).
  55. Kato Jun-fat. The character first appears in the Green Hornet radio program (1936). His given name is arbitrary.
  56. Hermes Jesse Katsopolis. The character first appears, as Jesse Cochran, in the Full House television series pilot episode "Our Very First Show" (1987). His true surname, Katsopolis, is established in ??? His birth given name, Hermes, is established in the episode "The Legend of Ranger Joe" (1991).
  57. Misato Katsuragi. The character first appears in the Neon Genesis Evangelion animated series premiere episode "Angel Attack" (1995).
  58. Josef "Joe" Kavalier. The character first appears in the novel The Amazing Adventures of Kavalier and Clay (2000).
  59. Kawasaki of Popstar. The character first appears in the video game Kirby of the Stars Super Deluxe (1996).
  60. Jin Kazama. The character first appears in the video game Tekken 3 (1997).
  61. Kaze of Hoshido. The character first appears, as Suzukaze, in the video game Fire Emblem: If (2015). The Kaze name debuts in the English adaptation, Fire Emblem: Fates (2016).
  62. Blooregard Q. "Bloo" Kazoo. The character first appears in the Foster's Home for Imaginary Friends animated series premiere episode "House of Boo's" (2004).
  63. Kazooie. The character first appears in the video game Banjo-Kazooie (1998).
  64. William "Bil" Keane. A fictionalized version of a real person, the character first appears in the Family Circle daily comic strip (1960).
  65. Keaton (wolfskin). The character first appears, as Flannel, in the video game Fire Emblem: If (2015). He is renamed Keaton for the adaptation Fire Emblem: Fates (2016).
  66. Alexander "Alex" Keaton. The character first appears in the Family Ties television series pilot episode (1982).
  67. Andrew "Andy" Keaton. The character first appears (is born) in the Family Ties television series episode "Birth of a Keaton, Part 2" (1985).
  68. Elyse Donnelly Keaton. The character first appears in the Family Ties television series pilot episode (1982). Her maiden name is established in ???
  69. Jennifer Keaton. The character first appears in the Family Ties television series pilot episode (1982).
  70. Mallory Keaton. The character first appears in the Family Ties television series pilot episode (1982).
  71. Steven Keaton. The character first appears in the Family Ties television series pilot episode (1982).
  72. Zak Kebron. The character first appears in the Star Trek: The Next Generation novella Starfleet Academy #1: Worf's First Adventure (1993).
  73. Gareth Keenan. The character first appears in "Downsize", the pilot episode of the The Office television series (2001).
  74. Kevin Keene/Captain N. The character first appears in the Captain N: The Game Master animated series premiere episode "Kevin in Videoland" (1989).
  75. Keenser. The character first appears in the film Star Trek (2009).
  76. K'Ehleyr. The character first appears in the Star Trek: The Next Generation television series episode "The Emissary" (1989).
  77. Billy Keikeya. The character first appears in the Battlestar Galactica television miniseries.
  78. Marvin Kelby. The character first appears in the Star Trek: Enterprise television series episode "Affliction" (2005). His given name is arbitrary.
  79. Kellam of Ylisse. The character first appears in the video game Fire Emblem: Awakening (2012).
  80. Kell-El/Superman X/Imperiex. The character first appears in the Legion of Super Heroes animated series episode "The Man from the Edge of Tomorrow, Part 1" (2007). The later Imperiex code-name is apocryphal.
  81. Julian Keller/Hellion. The character first appears in the comic book New Mutants #2 (2003).
  82. Kevin Keller. The character first appears in the comic book Veronica #202 (2010).
  83. Nick Keller. The character first appears in the Star Trek: New Earth novel Challenger (2000).
  84. Michael "Mike" Kellerman The character first appears in the Homicide: Life on the Street episode "Fire: Part 1" (1995).
  85. Carrie Kelley/Robin/Catgirl. The character first appears in the comic book Batman: The Dark Knight Returns #1 (1986).
  86. Charles "Charlie" Kelly. The character first appears in the It's Always Sunny in Philadelphia television series premiere episode "The Gang Gets Racist" (2005).
  87. Robert Kelly (senator). The character first appears in the comic book X-Men #135 (1980).
  88. Ann Kelsey. The character first appears in the L.A. Law television series pilot episode (1986).
  89. Blue Kelso/Bluestreak. The character first appears in the comic book A-Next #4 (1999).
  90. Lee Kelso. The character first appears in the Star Trek television series second pilot episode "Where No Man Has Gone Before" (1966).
  91. Tenzil Kem/Matter-Eater Lad. The character first appears in the comic book Adventure Comics #303 (1962). His real name is established in Adventure Comics #338 (1965). The version in this timeline first appears in Legion of Super-Heroes #63 (1994).
  92. Olivia Kendall. The character first appears in the The Cosby Show television series episode "Denise: The Saga Continues" (1989).
  93. Ryan Kendall/Black Condor. The character first appears in the comic book Black Condor #1 (1992).
  94. Bruno Kendo. The character first appears, under his Japanese name Siba, in the video games Pokémon Red and Green Versions (1996). He receives the English dub name Bruno in the English release (where Green is now Blue) (1998). His surname is arbitrary.
  95. John "JFK" Kennedy (clone). The character first appears in the Clone High animated series premiere episode "Escape to Beer Mountain: A Rope of Sand" (2002).
  96. Leon Kennedy. The character first appears in the video game Resident Evil 2 (1998).
  97. Obi-Wan "Ben" Kenobi. The character technically first appears in the novelization Star Wars: From the Adventures of Luke Skywalker (1976), but more commonly is considered to first appear in the film Star Wars (1977).
  98. Kent of Lycia. The character first appears in the video game Fire Emblem: The Blazing Blade (2003).
  99. Binky Kent Darling/First Twin. The character first appears, unnamed, in the stage play Peter Pan; or the Boy Who Wouldn't Grow Up (1904). His given name comes from the novel Peter Pan in Scarlet (2006). His birth surname is arbitrary.
  100. Clark Kent/Kal-El/Superman. The character first appears in the comic book Action Comics #1 (1938).
  101. Jonathan Kent. The character first appears, with the surname Kent implied, in the comic book Superman #1 (1939). He first receives the given name Jonathan in Adventure Comics #149 (1950).
  102. Jonathan "Jon" Kent/Superboy. The character first appears (is born in) in the comic book Convergence: Superman #2 (2015). He first appears as Superboy in Superman #6 (2016).
  103. Marmaduke Kent Darling/Second Twin. The character first appears, unnamed, in the stage play Peter Pan; or the Boy Who Wouldn't Grow Up (1904). His given name comes from the novel Peter Pan in Scarlet (2006). His birth surname is arbitrary.
  104. Martha Clark Kent. The character first appears, as Mary Kent, in the comic book Superman #1 (1939). Her maiden name is established as Clark in Superman #53 (1948). Her given name is first established as Martha in Superboy #12 (1951).
  105. Janice Kerasus. The character first appears in the Star Trek novel The Wounded Sky (1983).
  106. Kermit the Frog. The character first appears in the television series Sam and Friends (1955). His appellation "the Frog" is not formalized until the Tales from Muppetland television special "The Frog Prince" (1971).
  107. Kes. The character first appears in the Star Trek: Voyager television series pilot episode "Caretaker" (1995).
  108. Daniel "Danny" Ketch/Ghost Rider. The character first appears in the comic book Ghost Rider #1 (1990).
  109. Ash "Red" Ketchum. The character, simply called Red, first appears in the Pokémon Red and Green Versions video games (1996). The Ash Ketchum version first appears in the Pokémon anime series premiere episode "Pokémon - I Choose You!" (1997) under his Japanese name of Satoshi. His English full name is established in the dub of the episode (1998).
  110. Delia Ketchum. The character's basis, Red's nameless mother, first appears in the Pokémon Red and Green Versions video games (1996). The Delia character first appears in the Pokémon anime series premiere episode "Pokémon - I Choose You!" (1997) under her Japanese name of Hanako. Her surname is implied in the dub version (1998), and her English given name is established in the feature film Pokémon: The Movie 2000: The Power of One (2000).
  111. Kamala Khan/Ms. Marvel. The character first appears, unnamed, in the comic book Captain Marvel #14 (2013). Her name and code-name are established in All-New Marvel Now Point One #1.NOW (2014).
  112. Derek Khanata. The character first appears in the comic book Amazing Fantasy #7 (2005).
  113. Khufu Kha-Tarr. The character first appears in the comic book Flash Comics #1 (1940).
  114. Eva Khatchadourian. The character first appears in the novel We Need to Talk about Kevin (2003).
  115. Kevin Khatchadourian. The character first appears in the novel We Need to Talk about Kevin (2003).
  116. Qoh Kiaphet Amman'sor. The character first appears in the Star Trek: Enterprise television series episode "The Xindi" (2003). Her given name is established in the novelization The Expanse (2003). Her surname is established in the episode "The Council" (2004).
  117. Beatrix Kiddo. The character first appears in the film Kill Bill: Volume 1 (2003).
  118. Joe Kido. The character first appears in the anime feature film Digimon Adventure (1999).
  119. James Kildare. The character first appears in the short story "Internes Can't Make Money", published in Cosmopolitan magazine (1936).
  120. Kili. The character first appears in the novel The Hobbit (1937).
  121. Mortimer "Morty" Killinger. The character first appears, with his Japanese name of Matsuba, in the video games Pokémon Gold and Silver Versions (1999). His English nickname is established in the North American release (2000). His full name is arbitrary.
  122. Kilowog. The character first appears in the comic book Green Lantern #201 (1986).
  123. Harry Kim. The character first appears in the Star Trek: Voyager television series pilot episode "Caretaker" (1995).
  124. Kimahri Ronso. The character first appears in the video game Final Fantasy X (2001).
  125. Cessily Kincaid/Mercury. The character first appears in the comic book New Mutants #2 (2003).
  126. Henry King Jr./Brainwave. The character first appears in the comic book All-Star Squadron #24 (1983).
  127. Sara Kingdom. The character first appears in the Doctor Who television series episode "The Traitors" (1965).
  128. Misty's Horsea/Seadra/Kingdra. The character first appears, as an unnamed Horsea, in the Pokémon anime episode "[Tentacool Tentacruel]" (1997). Its status as a Kingdra is apocryphal.
  129. Cissie King-Jones/Arrowette/Red Arrow. The character first appears in the comic book Impulse #28 (1997). The future Red Arrow identity is apocryphal.
  130. Roderick Kingsley/Hobgoblin. The character first appears in the comic book Peter Parker, the Spectacular Spider-Man #43 (1980). He first appears as the Hobgoblin in The Amazing Spider-Man #238 (1983).
  131. Harvey Kinkle. The character first appears in the comic book Sabrina the Teen-Age Witch #1 (1971).
  132. Gabrielle "Gabby" Kinney/Honey Badger. The character first appears in the comic book All-New Wolverine #2 (2016).
  133. Laura Kinney/X-23/Wolverine. The character first appears in the X-Men Evolution animated series episode "X-23" (2003). She first appears as Wolverine in All-New Wolverine #1 (2016).
  134. Makoto "Lita" Kino/Sailor Jupiter. The character first appears, unnamed, in the Pretty Soldier Sailor Moon manga chapter "Act 4: Masquerade Ball" (1992). Her name, and adoption of the Sailor Jupiter identity are established in "Act 5: Makoto, Sailor Jupiter" (1992). Her dub given (nick-) name is established in the Sailor Moon anime episode dub version "Jupiter Comes Crashing In" (1995).
  135. Kira Nerys. The character first appears in the Star Trek: Deep Space Nine television series pilot episode "Emissary" (1993).
  136. Kiragi (son of Takumi). The character first appears, as Kisaragi, in the video game Fire Emblem: If (2015). He is renamed Kiragi for the English adaptation, Fire Emblem: Fates (2016).
  137. Kirby (Star Warrior). The character first appears in the video game Kirby of the Stars (1992).
  138. George Kirk. The character first appears in the Star Trek novel Final Frontier (1988).
  139. James "Jim" Kirk. The character first appears in the Star Trek television series episode "The Man Trap" (1966).
  140. Winona Davis Kirk. The character first appears in the Star Trek novel Enterprise: The First Adventure (1986). Her maiden name is established in ???.
  141. Kirok/Unfrozen Caveman Lawyer. The character first appears in a Saturday Night Live television sketch "Unfrozen Caveman Lawyer" (1991).
  142. Jean Kirstein. The character first appears in the Attack on Titan manga chapter "That Day" (2009).
  143. Kunio Kishimoto. The character first appears in the arcade game Nekketsu Koha Kunio-kun (1986). His surname is arbitrary.
  144. KITT/Knight Industries Two Thousand. The character first appears in the Knight Rider broadcast television movie (1982).
  145. Kjelle (daughter of Sully). The character first appears, as Degel, in the video game Fire Emblem: Awakening (2012). She is named Kjelle in the English adaptation (2013).
  146. Klaatu. A version of the character first appears in the short story "Farewell to the Master", published in the magazine Astounding Science Fiction (1940). The version in this timeline first appears in the film The Day the Earth Stood Still (1951).
  147. Klag. The character first appears in the Star Trek: The Next Generation television series episode "A Matter of Honor" (1989).
  148. Klarion the Witch Boy. The character first appears in the comic book The Demon #7 (1973).
  149. Ulysses Klaue/Klaw. The character first appears in the comic book Fantastic Four #53 (1966).
  150. Elizabeth Klein. The character first appears in the Doctor Who audio drama Colditz (2001).
  151. Fritz Klein/Frag. The character first appears in the comic book Invasion! #1 (1988). His name and code-name are established in The Blasters Special #1 (1989).
  152. Kliff of Zofia. The character first appears in the video game Fire Emblem: Gaiden (1992).
  153. Maxwell "Max" Klinger. The character first appears in the M*A*S*H television series episode "Chief Surgeon Who?" (1972).
  154. Wilhelm Klink. The character first appears in the Hogan's Heroes television series premiere episode "The Informer" (1965).
  155. Roger Klotz. The character first appears in the Doug animated series premiere episode "Doug Bags a Neematoad" (1991).
  156. Kl'rt/Super-Skrull. The character first appears in the comic book Fantastic Four #18 (1963).
  157. K'mpec. The character first appears in the Star Trek: The Next Generation television series episode "Sins of the Father" (1990).
  158. David Knight/Starman. The character first appears in the comic book Starman #26 (1990).
  159. Jack Knight/Starman. The character first appears in the comic book Zero Hour #1 (1994). He adopts the Starman identity in Starman #0 (1994).
  160. Kyle Knight/Starman/Starkid. The character first appears in the comic book Starman #38 (1998). The Starkid and Starman identities are apocryphal.
  161. Mercedes "Misty" Knight. The character first appears, unnamed, in the comic book Marvel Team-Up #1 (1972). She is identified in Marvel Premiere #21 (1975).
  162. Michael Knight/Michael Long. The character first appears in the Knight Rider broadcast television film (1982).
  163. Raymond Knight/Henchman #24. The character first appears in the The Venture Bros. animated series episode "Tag Sale— You're It!" (2004). His real name is arbitrary.
  164. Sandra Knight/Phantom Lady. The character first appears in the comic book Police Comics #1 (1941).
  165. Theodore "Ted" Knight. The character first appears in the comic book Adventure Comics #61 (1941).
  166. K-9. The original K-9, Mark I, first appears in the Doctor Who episode "The Invisible Enemy, Part Two" (1977). K-9 Mark II first appears in the episode "The Ribos Operation, Part One". Mark III first appears in the K-9 and Company pilot episode "A Girl's Best Friend" (1981). Mark IV first appears in the Doctor Who episode "School Reunion" (2006).
  167. Knuckles the Echidna. The character first appears in the video game Sonic the Hedgehog 3 (1994).
  168. Kodos (Rigellian). The character first appears in the The Simpsons animated series episode "Treehouse of Horror" (1990).
  169. Eric Koenig. The character first appears in the comic book Sgt. Fury and His Howling Commandos #27 (1966).
  170. Janine Koga. The character first appears, with the Japanese name of Anzu, in the video games Pokémon Gold and Silver Versions (1999). She gets the English dub name of Janine in the English release (2000).
  171. Takeshi Koga. The character first appears, under his Japanese name Kyo, in the video games Pokémon Red and Green Versions (1996). He receives the English dub name Koga in the English release (where Green is now Blue) (1998). His given name is arbitrary.
  172. Keith Kogane/Red Paladin. The character first appears, as Akira Kogane, in the Beast King GoLion anime premiere episode "Escape from Slave Castle" (1981). The first incarnation to be called Keith first appears in the Voltron: Defender of the the Universe anime premiere episode "Space Explorers Captured" (1984).
  173. Riley Koh. The character first appears, with the Japanese name of Gen, in the video games Pokémon Diamond and Pearl Versions (2006). His English name, Riley, is established in the North American release (2007). His surname is arbitrary.
  174. Koloth. The character first appears in the Star Trek television series episode "The Trouble with Tribbles" (1967).
  175. Komand'r/Blackfire. The character first appears in the comic book New Teen Titans #22 (1982).
  176. Komatsu (chef). The character first appears in the Toriko serialized manga "pilot" story in Weekly Shonen Jump magazine (2002).
  177. Kon-El/Connor Kent/Superboy/Superguy. The character first appears, as "Superman", in the comic book Adventures of Superman #500 (1993). He adopts the identity of Superboy in Adventures of Superman #506 (1993). He takes the Kryptonian name Kon-El in Superboy #59 (1999), and the human name Connor Kent in Teen Titans #1 (2003).
  178. Chunky Kong. The character first appears in the video game Donkey Kong 64 (1999).
  179. Diddy Kong. The character first appears in the video game Donkey Kong Country (1994).
  180. Dixie Kong. The character first appears in the video game Donkey Kong Country 2: Diddy's Kong Quest (1995).
  181. Donkey "Cranky" Kong. The character first appears in the video game Donkey Kong (1981). He first appears as Cranky in the game Donkey Kong Country (1994).
  182. Donkey Kong Jr. The character first appears in the video game Donkey Kong Jr. (1982).
  183. Funky Kong. The character first appears in the video game Donkey Kong Country (1994).
  184. Kiddy Kong. The character first appears in the video game Donkey Kong Country 3: Dixie Kong's Double Trouble (1996).
  185. King Kong. The character first appears in the film King Kong (1933).
  186. Lanky Kong. The character first appears in the video game Donkey Kong 64 (1999).
  187. Tiny Kong. The character first appears in the video game Donkey Kong 64 (1999).
  188. Rennan Konya. The character first appears in the Star Trek: S.C.E. ebook novella Aftermath (2003).
  189. Kool-Aid Man/Pitcher Man. The character first appears in advertising for Kool-Aid starting in 1954.
  190. Bowser Koopa. The character first appears in the video game Super Mario Bros. (1985). His given name, Bowser, is established in the English port of the game (1985).
  191. Bowser Koopa Jr. The character first appears in the video game Super Mario Sunshine (2002).
  192. Iggy Koopa. The character first appears, unnamed, in the video game Super Mario Bros. 3 (1988). His name is established in the English release (1990).
  193. Larry Koopa. The character first appears, unnamed, in the video game Super Mario Bros. 3 (1988). His name is established in the English release (1990).
  194. Lemmy Koopa. The character first appears, unnamed, in the video game Super Mario Bros. 3 (1988). His name is established in the English release (1990).
  195. Ludwig von Koopa. The character first appears, unnamed, in the video game Super Mario Bros. 3 (1988). His name is established in the English release (1990).
  196. Morton Koopa Jr. The character first appears, unnamed, in the video game Super Mario Bros. 3 (1988). His name is established in the English release (1990).
  197. Roy Koopa. The character first appears, unnamed, in the video game Super Mario Bros. 3 (1988). His name is established in the English release (1990).
  198. Wendy Koopa. The character first appears, unnamed, in the video game Super Mario Bros. 3 (1988). Her name is established in the English release (1990).
  199. Rajesh "Raj" Koothrappali. The character first appears in the pilot episode of the television series The Big Bang Theory (2007).
  200. Kor. The character first appears in the Star Trek television series episode "Errand of Mercy" (1967).
  201. Edward "Ted" Kord/Blue Beetle. The character first appears in the comic book Captain Atom #83 (1966).
  202. Koriand'r/Starfire/"Kory". The character first appears in the comic book DC Comics Presents #26 (1980).
  203. Koschei/The Master. The character first appears, in his twelfth incarnation, in the Doctor Who television series episode "Terror of the Autons, Episode One" (1971). He first appears in his thirteenth incarnation in "The Deadly Assassin, Part Four" (1976), in his Tremas possession incarnation in "The Keeper of Traken, Part Four" (1981); his fourteenth in ???; Bruce Roberts possession incarnation in the film Doctor Who (1996); fifteenth in the UNIT audio drama Dominion (2012); the sixteenth and seventeenth in the Doctor Who episode "Utopia" (2007); the eighteenth "Missy" incarnation in "Deep Breath" (2014). His real name is established in ???
  204. Leonard "Lenny" Kosnowski. The character first appears, outside live comedy routines, in the Laverne DeFazio & Shirley Feeney television series pilot episode "The Society Party" (1976).
  205. Kotake Twinrova. The character first appears in the video game The Legend of Zelda: Ocarina of Time (1998).
  206. Koume Twinrova. The character first appears in the video game The Legend of Zelda: Ocarina of Time (1998).
  207. Walter Kovacs/Rorschach. The character first appears in the comic book Watchmen #1 (1985). His real name is established in Watchmen #6 (1987).
  208. Eugene Krabs. The character first appears in the Spongebob Squarepants animated series premiere episode "Help Wanted" (1999).
  209. Ivan Kragoff/Red Ghost. The character first appears in the comic book Fantastic Four #13 (1963).
  210. Kraid. The character first appears in the video game Metroid (1986).
  211. Mackenzie "Mac" Kraken. The character first appears as simply "Mac" in the Foster's Home for Imaginary Friends animated series premiere episode "House of Boo's" (2004). His full name is arbitrary.
  212. Alice Gibson Kramden. The character first appears in the Cavalcade of Stars television series The Honeymooners segment "Bread" (1951).
  213. Ralph Kramden. The character first appears in the Cavalcade of Stars television series The Honeymooners segment "Bread" (1951).
  214. Adolph Kramer. The character first appears, unnamed, in the children's book Heidis Lehr- und Wanderjahre (Heidi: Her Years of Wandering and Learning). He is identified in the film Heidi (1937).
  215. Cosmo Kramer. The character first appears, as Kessler, in the pilot episode of the television series The Seinfeld Chronicles (later Seinfeld) (1989). His given name is established in the Seinfeld episode "The Switch" (1995).
  216. Heidi Kramer. The character first appears, unnamed, in the children's book Heidis Lehr- und Wanderjahre (Heidi: Her Years of Wandering and Learning).
  217. Krang (Utrom). The character first appears in the Teenage Mutant Ninja Turtles animated series episode "Enter the Shredder" (1987).
  218. Kratos. The character first appears in the video game God of War (2005).
  219. Alyosha "Al" Kravinoff/Kraven the Hunter. The character first appears in the comic book Spectacular Spider-Man #243 (1997).
  220. Sergei Kravinoff/Kraven the Hunter. The character first appears in the comic book The Amazing Spider-Man #15 (1964).
  221. Fitzgerald "Fitz" Kreiner/Kode. The character first appears in the Doctor Who novel Interference - Book One (1999).
  222. Seymour Krelborn. The character first appears in the film The Little Shop of Horrors (1960), as Seymour Krelboyne. His surname is changed to Krelborn for the musical stage play adaptation, Little Shop of Horrors (1982).
  223. Algernop Krieger/Bobby Wheelock. The Bobby Wheelock character first appears in the novel The Boys from Brazil (1976). The Krieger version, implied to be the same clone of Hitler, first appears in the Archer television series premiere episode "Mole Hunt" (2009). His given name is established in ???
  224. Pyreus Kril/Firelord. The character first appears in the comic book Thor #225 (1974).
  225. Pol Krinn/Pulse/Magnetic Kid. The character, in his initial incarnation, first appears as an unnamed brother to Rokk Krinn (thus implying the surname) in the comic book Adventure Comics #335 (1965). His given name is established in Adventure Comics #357 (1967). That incarnation adopts the code-name Magnetic Kid in Legion of Super-Heroes #304 (1983). The version that primarily appears in this timeline first appears in Legionnaires #53 (1997). The Pulse code-name is apocryphal.
  226. Rokk "Cos" Krinn/Cosmic Boy. The character first appears in the comic book Adventure Comics #247 (1958). His real name is established in Adventure Comics #357 (1967). The incarnation appearing in this timeline primarily first appears in Legion of Super-Heroes #0 (1994).
  227. Kris of Altea. The character first appears in the video game Fire Emblem: New Mystery of the Emblem (2010).
  228. Kif Kroker. The character first appears in the Futurama animated series episode "Love's Labours Lost in Space" (1999).
  229. Krona. The character first appears in the comic book Green Lantern #40 (1965).
  230. Ellec Krotine. The character first appears in the Star Trek: S.C.E. ebook novella Aftermath (2003).
  231. Kroton/Christian Teng. The character first appears in the comic strip story "Throwback: The Soul of a Cyberman" published in Doctor Who Weekly magazine #5 (1979). His human name is arbitrary.
  232. Frederick "Freddy" Krueger. The character first appears in the film A Nightmare on Elm Street (1984).
  233. Lemuel Krug/Bloodhawk. The character first appears in the comic book X-Men 2099 #1 (1993).
  234. Krypto the Super-Dog. The character first appears in the comic book Adventure Comics #210 (1955).
  235. Krystal of Cerinia. The character first appears in the video game Star Fox Adventures (2002).
  236. K's't'lk/K't'lk. The character first appears in the Star Trek novel The Wounded Sky (1983).
  237. Daisuke Kudo. The character first appears in the Ranma 1/2 manga Chapter 8: "Because There's a Girl He Likes" (1987). His surname is arbitrary.
  238. Kulan Gath. The character first appears in the comic book Conan the Barbarian #14 (1972).
  239. Kull. The character first appears in the short story "The Shadow Kingdom", printed in Weird Tales magazine (1929).
  240. Jomei Kuno. The character first appears in the Ranma 1/2 manga Chapter 114: "The Return of the Principal" (1990). His given name is arbitrary.
  241. Kodachi Kuno. The character first appears in the Ranma 1/2 manga Chapter 17: "Kodachi, the Black Rose" (1987).
  242. Tatewaki Kuno. The character first appears in the Ranma 1/2 manga Chapter 3: "I Hate Men!" (1987).
  243. Kunzite/Kunz. The character first appears in the Pretty Soldier Sailor Moon manga chapter "Act 5: Makoto, Sailor Jupiter" (1992). His birth name is arbitrary.
  244. Ukyo Kuonji. The character first appears in the Ranma 1/2 manga Chapter 85: "Okonomiyaki Means I Love You" (1989).
  245. Kurak. The character first appears in the Star Trek: The Next Generation television series episode "Suspicions" (1993).
  246. Melati Kusuma/Komodo. The character first appears in the comic book Avengers: The Initiative #1 (2007).
  247. Noah Kuttler/Calculator. The character first appears in the comic book Detective Comics #463 (1976).
  248. Michael Kuzak. The character first appears in the L.A. Law television series pilot episode (1986).
  249. Masha Kuzovkova. The character first appears in the Masha and the Bear animated series debut segment "How They Meet" (2008). Her surname is arbitrary.
  250. Fred Kwan. The character first appears in the film Galaxy Quest (1999).
  251. Trini Kwan/Yellow Ranger. The character first appears in the Mighty Morphin' Power Rangers premiere episode "The Day of the Dumpster" (1993).
  252. Lauren Kwest/Twine. The character first appears in the comic book Legion Worlds #5 (2001). Her real name is arbitrary.
  253. Jin-Soo Kwon. The character first appears, unnamed, in the Lost television series pilot episode "Pilot: Part 1" (2004). His name is established ???
  254. Sun-Hwa Paik Kwon. The character first appears, unnamed, in the Lost television series pilot episode "Pilot: Part 1" (2004). Her name is established in ???
  255. Winston "John" Kyle. The character first appears in the Star Trek television series episode "Tomorrow Is Yesterday" (1967). His given name is established ???
  256. Selina Kyle/Catwoman. The character first appears in the comic book Batman #1 (1940).
  257. Kylling Kluk/Chicken Little/Henny Penny. The character perhaps first appears outside oral folklore in a short story written in 1823. The Henny Penny name is the English translation of the chicken mother of the character. The Chicken Little name comes from later American versions.
  258. Kyogre. The character first appears in the video games Pokémon Ruby and Sapphire Versions (2002).
  259. Kyurem. The character first appears in the video games Pokémon Black and White Versions (2010).
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