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Katekyo Hitman Reborn! Crossovers
3 the Assassin who lived » by Lamablade You say, it could be bad to have child raised by half mad assassins? Imposible. That having a vindictive mother figure and blodlusty father figure is bad for chid? bah i turned out fine. so how bad could it realy be for someone? (Varia raised Harry)
Harry Potter & Katekyo Hitman Reborn!, T, English, chapters: 2, words: 7k+, favs: 40, follows: 60, updated: 11h published: 8/1, Harry P., OC, Xanxus
57 Sword Art Online Version Vongola » by Nain Tarlow 11 year old Sawada Tsunayoshi was one of the ten thousand players who logged into Sword Art Online. He found freedom in this virtual word far away from anything associated with Dame-Tsuna. Now, as the Death Game begins, watch as the swordsman Natsu takes his first steps into this world and grow into the leader he was meant to be.
Katekyo Hitman Reborn! & Sword Art Online/ソードアート・オンライン, T, English, Adventure & Drama, chapters: 12, words: 97k+, favs: 323, follows: 419, updated: 23h published: 8/7/2019, T. Yamamoto, Tsuna/Tsunayoshi S., Agil/Andrew Gilbert Mills, Argo
3 feel the rain on your skin by Kolbie Ru-Ru In which Colonnello pulls the whole aggressively friendly thing on Kurama much, much earlier, and things change. [Colonnello-reborn-as-Naruto. No Pairings.]
Naruto & Katekyo Hitman Reborn!, T, English, Friendship & Humor, words: 1k+, favs: 26, follows: 33, 8/6, Naruto U., Kyuubi/Kurama, Colonnello
1 An Ocean of Blood Between Us » by Tsuta-chan Reborn is the greatest assassin in all of Ishgar. Working freelance, maintaining his independence despite multiple guilds trying to force him to join, he knows it, and they know it. Only, someone didn't get the memo. "Ten billion jewels if you can take the head o'the Black Wizard." Or: That one Zeref x Reborn fic that absolutely no one asked for.
Katekyo Hitman Reborn! & Fairy Tail, T, English, Angst & Romance, chapters: 3, words: 15k+, favs: 12, follows: 18, updated: 8/6 published: 6/14, [Reborn, Zeref]
582 Ruminant » by AlunaGray Hibari Kyoya is reborn as Nara Shikamaru's older sister. The universe breaks and Kyoya kicks ass as always. A Naruto and Katekyo Hitman Reborn crossover story. Shamelessly AU. Drabbles.
Naruto & Katekyo Hitman Reborn!, T, English, Humor & Friendship, chapters: 26, words: 24k+, favs: 2k+, follows: 3k+, updated: 8/5 published: 1/20/2018, Shikamaru N., Itachi U., Shikaku N., K. Hibari
17 It Which Was Stolen » by rawrxsushii Dazai was taken from his family at a young age. Tsuna lost his brother at a young age. They never imagined fate would bring them together once the emblem without a name returns to Yokohama. War between the most powerful organizations of Japan was inevitable. Would Tsuna be able to retrieve it which was stolen before Yokohama pays the price for power?
Katekyo Hitman Reborn! & Bungou Stray Dogs/文豪ストレイドッグス, K+, English, Mystery & Family, chapters: 12, words: 52k+, favs: 77, follows: 77, updated: 8/5 published: 4/17, H. Gokudera, Tsuna/Tsunayoshi S., O. Dazai, N. Atsushi
106 If at first you don't succeed » by AmberPaladin … try and try again. Both Xanxus and Amaryllis died with regrets and unfinished business. So, Death and Fate conspire to let them try again, with a little extra help… (Fem!Harry, TwinFic)
Harry Potter & Katekyo Hitman Reborn!, T, English, Family & Crime, chapters: 6, words: 14k+, favs: 901, follows: 1k+, updated: 8/5 published: 3/22, Harry P., Xanxus
10 Little Sister AU » by AlunaGray Hibari Kyoya is reborn as Nara Shikamaru's little sister. Chaos ensues. A Naruto and Katekyo Hitman Reborn crossover story. AU. A spinoff of Ruminant.
Naruto & Katekyo Hitman Reborn!, T, English, Family & Humor, chapters: 7, words: 6k+, favs: 178, follows: 215, updated: 8/4 published: 8/1, Shikamaru N., Orochimaru, K. Hibari
1 Player Not Pawn by IIChaosII Kimiko was many things. A pawn was not one of them. "What piece on this board are you?" Her head tilted up a bit as her gray eyes bore into his heterochromatic ones. She leaned just a tad forward, her lips curling up into a familiar smile. "I'm the player."
Katekyo Hitman Reborn! & Kuroko no Basuke/黒子のバスケ, T, English, Friendship, words: 2k+, favs: 7, follows: 4, 8/4
21 these nails in my hands » by Kolbie Ru-Ru Iemitsu doesn't give a damn about him until he finds out about his flames.  [OR: Touya apparently can't escape sh*tty fathers and siblings forced to carry the weight of their f*cking legacies. He died without being able to help Shouto. He refuses to abandon Tsuna to his fate.]
Katekyo Hitman Reborn! & My Hero Academia/僕のヒーローアカデミア, T, English, Crime & Family, chapters: 2, words: 2k+, favs: 118, follows: 146, updated: 8/4 published: 7/16, Xanxus, Varia, Touya T.
6 Free to Drift » by TheShadowSwan Drifting in a world where Freedom is something understood by many of the Top Players is something else... Especially when one drifts with her Family.
One Piece & Katekyo Hitman Reborn!, T, English, Family & Adventure, chapters: 2, words: 6k+, favs: 51, follows: 68, updated: 8/4 published: 7/26
Voyage scolaire avec les Supers Nanas by Asperger Hero Voyage scolaire en Italie ! Quelle chance ! Mais, Nezu et ses élèves vont apprendre qu'en cherchant des poux contre Tsuna, ils ont mis à dos les Vongolas et c'est une guerre que l'imposteur d'élite et les intimidateurs de Tsuna risquent d'en finir perdants. Bienvenue en Italie, la destination finale de Nezu et des intimidateurs de Tsuna. Que le spectacle commence !
Katekyo Hitman Reborn! & Demashitaa! Powerpuff Girls Z, K+, French, Humor & Friendship, words: 140, 8/3, [Tsuna/Tsunayoshi S., Momoko A.] [H. Gokudera, Miyako G.]
The uncle I didn't know I had by xXHoly QueenXx Harry now has to live with another uncle he has, named Sawada Tsunayoshi, who he didn't know existed. What kind of adventures will Harry live with his uncle? Rating may change.
Harry Potter & Katekyo Hitman Reborn!, K+, English, Family & Adventure, words: 589, favs: 6, follows: 16, 8/3
123 Game of Flames » by Phantom Drache Life was generally troublesome for Tsuna. Blue boxes were only mildly more so. Watch as he uses his will power, slightly reality breaking powers, and a dash of the placebo effect to become the best Mafia Boss of all time! Wait, what? WARNING: Very number and information heavy.
Katekyo Hitman Reborn! & Manhwa/Korean Comics/만화, T, English, Humor & Fantasy, chapters: 10, words: 52k+, favs: 532, follows: 654, updated: 8/2 published: 10/20/2018, Tsuna/Tsunayoshi S., Gamer/더 게이머
Mikrokosmos » by Huinari Extra scenes from Petrichor that were taken out of the main story. May have Original Characters.
Sailor Moon & Katekyo Hitman Reborn!, T, English, Fantasy, chapters: 13, words: 15k+, favs: 10, follows: 7, updated: 8/2 published: 12/23/2019
5 TRANSLATION The hero with shells » by Linola [...] In short, a new adventure for Tsuna and his friends, where he will learn to become a hero, and incidentally save the world from destruction... Oh ! Had he mentioned that the Earth was communicating with him, and that he had fallen in love with a notorious Villain ? (The whole summary is inside) Parrings : Shigaraki/Tsuna, 8059, 6918, Aizawa/President Mic etc...
Katekyo Hitman Reborn! & My Hero Academia/僕のヒーローアカデミア, T, English, Romance & Drama, chapters: 2, words: 9k+, favs: 22, follows: 22, updated: 8/2 published: 7/4, [Shigaraki T., Tsuna/Tsunayoshi S.] Vongola 10th Generation, 1-A Students
5 Le héros aux coquillages » by Linola [...] En bref, une nouvelle aventure pour Tsuna et ses amis, où il va devoir apprendre à devenir un héros, et accessoirement sauver le monde de la destruction... Oh ! Avait-il mentionné que la Terre communiquait avec lui, et qu'il était tombé amoureux d'un Villain notoire ? (Suite du résumé à l'intérieur) Ship : Tsunayoshi/Shigaraki, 8059, 6918 etc...
Katekyo Hitman Reborn! & My Hero Academia/僕のヒーローアカデミア, T, French, Romance & Drama, chapters: 2, words: 9k+, favs: 6, follows: 7, updated: 8/2 published: 7/2, [Shigaraki T., Tsuna/Tsunayoshi S.] Vongola 10th Generation, 1-A Students
145 Ascending Phoenix » by Nika Raven Celeste Transmigrated into alternate Ancient Chinese and become dishonored Princess? Living with estranged family and scheming concubines? World where the strong matters and the weak trampled? Meh. Tsunami can take it. After all it can't be any worse than what kind of insanity she deals everyday as Vongola Decimo. Feng Ni Tian Xia crossover.
Katekyo Hitman Reborn! & ManHua/Chinese Comics/漫画, T, English, chapters: 19, words: 61k+, favs: 630, follows: 658, updated: 8/2 published: 12/24/2019
78 Family Is Family After All » by KellyKatt19 Sawada Tsunayoshi and Kuroko Tetsuya are cousins, and they've only just discovered each other. This, understandably, terrifies Tsuna, who has absolutely no doubt that his demon tutor will somehow find a way to induct his new family into his Family. Things are about to get interesting, especially when it turns out that cousin Tetsuya has a pretty strange family of his own.
Katekyo Hitman Reborn! & Kuroko no Basuke/黒子のバスケ, T, English, Family & Humor, chapters: 11, words: 14k+, favs: 454, follows: 578, updated: 8/1 published: 11/29/2016, Reborn, Tsuna/Tsunayoshi S., Kuroko T., Momoi S.
88 Mafia x Vampire » by Nain Tarlow He is no longer Vongola Decimo. He was a puppet, a bait no longer useful. Thrown to the wayside, his guardians, even his mentor left him. Wanting to get away, Tsuna left Namimori and was soon enrolled in Youkai Academy. With new friends, new enemies on the horizon, can the former mafia boss move on? Or will the Mafia once again try to take his life over?
Katekyo Hitman Reborn! & Rosario + Vampire, T, English, Adventure & Drama, chapters: 10, words: 116k+, favs: 275, follows: 342, updated: 7/31 published: 11/7/2019, [Tsuna/Tsunayoshi S., Moka A.] Tsukune A.
Tsuna Snape and Reborn Snape by Rinirussell reborn loves tsuna
Katekyo Hitman Reborn! & Kuroshitsuji, K, English, Romance & Crime, words: 4k+, follows: 1, 7/30, Mukuro R., Reborn, Tsuna/Tsunayoshi S., Ciel P.
Serenity Todoroki and Shoto Todoroki by Rinirussell lambo loves dana todoroki
Sailor Moon & Katekyo Hitman Reborn!, K, English, Romance & Crime, words: 1k+, 7/30, Chibi Chibi/Sailor Chibi Chibi Moon, Lambo
243 A Rain Cloud in a Stormy Sky » by AmberPaladin All Ivy wanted was a break and a little freedom. She didn't expect to end up working for a group of elite assassins under the command of the most feared man in the Mafia… (Fem!Harry)
Harry Potter & Katekyo Hitman Reborn!, T, English, Crime & Family, chapters: 15, words: 36k+, favs: 1k+, follows: 1k+, updated: 7/30 published: 2/23
54 The Rainbow Arcobaleno (V Series) » by AKBCardfightFan998 Being kept in the dark about his past, Aichi has lived a normal life but unknown to him that he had been protected in the dark until the guise of having a tutor. What will his future lead him towards? DISCLAIMER! I don't own CFV or KHR! Kaichi
Katekyo Hitman Reborn! & Cardfight!! Vanguard/CARDFIGHT!! ヴァンガード, T, English, Supernatural & Suspense, chapters: 57, words: 205k+, favs: 32, follows: 26, updated: 7/30 published: 1/16/2019, [Aichi S., T. Kai]
1 Operación: Rescate del cielo caído by Alma Descompuesta Cuando su madre los abandona con su abuelo Yakuza y como si fuese el destino, es nombrado sucesor de los ocho Preceptos de la Muerte hasta que de repente su abuelo cae en coma y Chisaki es nombrado nuevo líder para empezar su plan de erradicar los quirks del mundo, utilizando a Tsuna y su hermana Eri para lograrlo. One-shot.
Katekyo Hitman Reborn! & My Hero Academia/僕のヒーローアカデミア, T, Spanish, Angst & Hurt/Comfort, words: 2k+, favs: 3, follows: 5, 7/28, Tsuna/Tsunayoshi S., Overhaul/Chisaki K., Eri
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