Fics like Codename: Kids Next Door Operation: RETRIBUTION

An alternate future, where Numbuh 1 declined to join the GKND and stayed on Earth. 3 years have passed since Sector V were blamed for the destruction of the KND C.O.D.E.M.O.D.U.L.E. The five fugitives, now notorious Teen Villains, are reunited in the Arctic Base as they wait for Decommissioning. Now, they must find out what really happened, with the Earth's future at stake.

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  1. Operation: B.U.T.T.E.R.F.L.Y. by NullenVoid (Parahumans Series - Wildbow, Codename: Kids Next Door)
  2. KND: Operation: S.Q.U.A.D. by Dylan_Hergs (Codename: Kids Next Door)
  3. The Junior Executive by grocamol (幼女戦記 | Youjo Senki | Saga of Tanya the Evil (Anime), 幼女戦記 | Youjo Senki | Saga of Tanya the Evil (Manga), more)
  4. Kindling on Cherry Lane by RoseShower (Codename: Kids Next Door)
  5. Other worlds incidents by D_rissing, nightmaster000 (W.I.T.C.H., DC Animated Universe (Timmverse), more)
  6. Codename Kids Next Door: OPERATION - FAMILY CRISIS by MapleIceCreamVan (Codename: Kids Next Door)
  7. The Candygirl by FireFlamerx9z (Codename: Kids Next Door)
  8. Haywire by lightning_bird (Cartoon Network Universe: FusionFall, FusionFall, more)
  9. Operation C.R.A.S.H.L.A.N.D.I.N.G by TheIronSoldier (Codename: Kids Next Door, RWBY)
  10. A promise in the greens (Codename: Kids Next Door)
  11. Operation: GALACSIA by Gamewizard2008 (Codename: Kids Next Door, Invader Zim, more)
  12. Operation: N.E.G.O.T.I.A.T.O.R by Cpt_Weedwhacker (Codename: Kids Next Door, Parahumans Series - Wildbow)
  13. Scumbag-Ronpa Another Episode - Ultimate Lowlifes by MxSpikyFruitcake (Five Nights at Freddy's, Hazbin Hotel (Cartoon), more)
  14. The Dynesty by darktrk (DC Super Hero Girls (Cartoon 2019), The Loud House (Cartoon), more)
  15. FusionFall: Ascension by KidZeusvado (Cartoon Network Universe: FusionFall, Dexter's Laboratory, more)
  16. Naruto's Weird and Lewd Family by LuciusWalker (Velma (Cartoon 2023), Naruto (Anime & Manga), more)
  17. Calamity Clashers! by NekoBro900 (Codename: Kids Next Door, PAW Patrol, more)
  18. Camp Isekai by D_rissing, nightmaster000 (The Loud House (Cartoon), Ranma 1/2, more)
  19. Operation: BOND by Tziput13 (Codename: Kids Next Door)
  20. Hiding in plain sight: Freedom of a Fox by Djblade98 (Naruto (Anime & Manga), Xiaolin Showdown (Cartoon), more)