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Katekyo Hitman Reborn! and Assassination Classroom/暗殺教室 Crossovers
7 Evolution » by IIChaosII Sawada Chiyohime had seen many strange things throughout her life. Being the younger sister of the boss of the greatest Mafia famiglia in the world assured it. Especially when the mafia destroyed the laws of physics time and time again. So, really, a walking talking octopus that destroyed 70% of the moon was not that big of a deal. Didn't stop her from being assigned to kill it.
T, English, Family & Friendship, chapters: 2, words: 10k+, favs: 49, follows: 67, updated: 7/24 published: 7/19, Reborn, OC, 3-E Students, Koro-sensei
68 Karma is a Bitch » by KuroKitsuNeko Akabane Karma is a certified genius, politician (and an assassin but no one talks about that anymore). So when such a man wakes up in a world when no one respects him? You can bet he's gonna give em Hell. [Skull-is-Karma] (Cross-posted on Ao3!)
T, English, Humor & Adventure, chapters: 7, words: 9k+, favs: 365, follows: 449, updated: 5/12 published: 2/12/2019
95 A New Change - Haitus » by Kittensrcute [Haitus] Sawada Tsunayoshi always had a fuzzy feeling in his head when he was around his friends, his family, but he never thought it was a warning. He realized he shouldn't have pushed it off his mind, but it was too late. (Full summary inside)
T, English, Hurt/Comfort & Friendship, chapters: 18, words: 50k+, favs: 291, follows: 359, updated: 4/16 published: 11/17/2018, Reborn, Tsuna/Tsunayoshi S., 3-E Students, Koro-sensei
183 Student Assassin » by Kingrii Right after the moon incident: Tsuna was transferred to Kunugigaoka with the help of his father and Reborn, his brother's (Giotto) tutor because they want him to get better. That's what they said, but the truth is, they just don't want him getting in the way of their work. Tsuna knew they were lying so he just followed them. [FULL SUMMARY INSIDE]
T, English, Hurt/Comfort & Humor, chapters: 11, words: 32k+, favs: 929, follows: 1k+, updated: 4/5 published: 5/18/2016, Tsuna/Tsunayoshi S., Giotto/Ieyasu S./Vongola I/Vongola Primo, 3-E Students, Koro-sensei
2 Lightning and The Octopus » by WorldofRubick Ini adalah kumpulan one shot tentang Lambo dan Class E. Cerita akan mengambil timeline setelah Season 2,tapi tidak akan terlalu sering mengikuti jalan cerita asli dari episode di Ankyou
T, Indonesian, chapters: 11, words: 12k+, favs: 10, follows: 7, updated: 2/22 published: 12/30/2019, Lambo, Nagisa S., Karma A., 3-E Students
4 mafia and assassins » by lurrin typical Crossover
K, English, chapters: 3, words: 5k+, favs: 29, follows: 39, updated: 1/11 published: 9/17/2019
60 To Be Assassin » by Eternal Princezz Sawada Tsunayoshi, 21 years old, Vongola Decimo and the bearer of one of the Tr-Ni-Sette, had died on a battle field between Vongola and San Lorenzo. However, waking up on a room that he had left for years was not something he expects. It was the same room he had lived for 14 years, located in Namimori. Just what had happen? Full summary inside
T, English, Adventure & Romance, chapters: 6, words: 11k+, favs: 402, follows: 520, updated: 12/3/2019 published: 2/17/2017, Tsuna/Tsunayoshi S., Adult Reborn, 3-E Students, Koro-sensei
39 Assassin Mafia ACXKHR » by jn3883 E for End, in Kunigigaoka Junior High this classroom representing weakness; a place where they so called 'trash in society' fell down. Mix in this class is a female transfer student whom secretly a member of the strongest family in underworld the Vongola. Meet Satsuki and everyone as they training to assassinate a mach 20 speed octopus named, Korosensei...
T, English, Hurt/Comfort & Friendship, chapters: 32, words: 66k+, favs: 205, follows: 236, updated: 7/31/2019 published: 4/11/2016, Tsuna/Tsunayoshi S., OC, Karma A., Nagisa S.
10 Tsuna goes undercover » by Flexecutioner What happens when a Mafia boss in training is assigned to a middle school to help with the assassination of his teacher. The catch? His teacher is a yellow octopus that can reach Mach speeds and he destroyed half the moon. Oh and they have to kill him by the end of the school year or else he'll blow destroy earth.
K+, English, Friendship & Humor, chapters: 3, words: 5k+, favs: 161, follows: 198, updated: 5/3/2019 published: 7/30/2018
109 A Mafia Boss Attends Assassination Classroom » by Dewey Great Tsuna is sent to assassinate his teacher-an alien that's actually an octopus-and come back to Italy. Yet Tsuna finds himself trying to understand his target rather than kill him. But Tsuna would rather face an octopus threatening the world than his crush. Does that make him weird? [Enma/Tsuna] [Karma/Nagisa]
T, English, Romance & Humor, chapters: 10, words: 19k+, favs: 583, follows: 778, updated: 3/27/2019 published: 4/29/2017
19 Missions Never Go As Planned » by miniotakuchan A year has passed since Sawada Tsunayoshi has accepted the title of Vongola Decimo. But even now he is given a mission: attend the most difficult prep school in Japan- Kunugigaoka Junior High- for an unknown reason. He could always refuse but seeing as he has Reborn for a tutor... yeah, no. Not gonna happen. Rated T for safety. Currently no slash might change in the future.
T, English, Family & Adventure, chapters: 3, words: 10k+, favs: 174, follows: 224, updated: 2/20/2019 published: 2/13/2019
101 Just a Training Trip » by Luscinia Evan "It's a training trip," Reborn said. And Tsuna should have seen it coming. A week later found the young Vongola Decimo sitting in the class of 3-E, undergoing lessons to become an assassin.
T, English, Humor, chapters: 2, words: 2k+, favs: 588, follows: 732, updated: 1/18/2019 published: 6/4/2014, Tsuna/Tsunayoshi S.
136 The Mafia Teacher » by TheSilverHunt3r When you have a color changing octopus nicknamed Korosensei, government agent Karasuma, and a assassin named Irina Jelavich, all teaching E class, who else could you add? A Italian Mafia boss, anyone? Enter Tsunayoshi Sawada, Vongola Decimo. No slash.
K+, English, Adventure & Humor, chapters: 19, words: 40k+, favs: 781, follows: 932, updated: 12/29/2018 published: 8/10/2017, Tsuna/Tsunayoshi S., 3-E Students, Koro-sensei
124 An Assassin can't be a Mafia Boss » by Filomene Hara After Class E completed their mission Tsuna returned to Namimori with bet friend Nagisa in tow. Only to have a hitman by the name of Reborn arrive with pans to train Tsuna to be a mafia boss. No thank you. Tsuna is perfectly happy as a part tie assassin and proud member of 3E combat/assassination squad. Unfortunately, Reborn doesn't take no for an answer.
T, English, chapters: 5, words: 13k+, favs: 1k+, follows: 1k+, updated: 12/1/2018 published: 7/12/2015
22 New Game » by Aialize There was a new hot target in town: a yellow octopus that could reach Mach 20. Of course, being the strongest Famiglia, Vongola got wind of this and decides to send one of theirs. But one Famiglia sent theirs as well. It's Vongola against Shimon for the 10 billion yen. But they better not forget about other assassins and hitmen, as well as class 3-E. Gen.
T, English, Friendship & Adventure, chapters: 2, words: 4k+, favs: 81, follows: 122, updated: 10/8/2018 published: 9/25/2018, T. Yamamoto, Enma K., Nagisa S.
11 KHR X Assassination Classrom » by Flexecutioner Tsuna was dame and shunned by his family eventually shipped off to a foreign country to try and "get his grades up" using a school catterted to students who need more help. What his family didn't know is that they were sending him to an assassination classroom to kill a yellow octopus hell bent on destroying the earth by graduation.
K+, English, Friendship & Hurt/Comfort, chapters: 5, words: 5k+, favs: 149, follows: 182, updated: 7/30/2018 published: 6/24/2018
26 No One Has Any Chill » by Kumo13 Nagisa and Karma are flame active. Korosensei calls for back up. And no one has any chill. Lets see how long the rest of E-class can manage to survive.
T, English, Humor & Friendship, chapters: 3, words: 5k+, favs: 180, follows: 250, updated: 6/6/2018 published: 1/6/2018
2 Los mensajeros de la muerte » by kyokousami Todos saben que shinigami o el dios de la muerte es uno de los mejores asesinos del mundo, pero esta historia habla sobre sus hijos, aquellos que él y su esposo adoptaron y entrenaron. Karmagisa
K+, Spanish, Sci-Fi, chapters: 3, words: 3k+, favs: 14, follows: 13, updated: 4/24/2018 published: 10/20/2017
114 Assassination Classroom: Vongola Style! » by 00JellaNilzzZ AU. In which the unconventional, chaotic cast of KHR joins in and meets the youthful assassins in the unnatural settings of Class E.
K+, English, Adventure, chapters: 8, words: 22k+, favs: 634, follows: 666, updated: 4/9/2018 published: 10/6/2015, Arcobaleno, Vongola 10th Generation, Nagisa S., 3-E Students
4 Seorang Mafia Menjadi Guru » by Kaitani Ryuuki "Mungkin dibeberapa dunia paralel...kita masih terus bersama...dan sangat bahagia" -Anonim-
T, Indonesian, Humor & Family, chapters: 4, words: 1k+, favs: 3, follows: 3, 3/16/2018, Tsuna/Tsunayoshi S., Vongola 10th Generation, 3-E Students, Koro-sensei
14 Hiroto Maehara-Sawada » by TheSilverHunt3r What if the name Maehara is Hiroto's mother's maiden. What if his last name was Sawada, from his father Sawada Tsunayoshi? Yuma Isogai is Hiroto's childhood friend and Rain Guardian. What happens when Vongola gets involved? One word to describe it: Chaos.
K+, English, Adventure & Drama, chapters: 8, words: 6k+, favs: 145, follows: 125, updated: 1/26/2018 published: 12/11/2017, Tsuna/Tsunayoshi S., Maehara H., 3-E Students
67 Sealed flame » by ChaosDragonPrincess Tsuna can't show any of her feeling until something unusual happen to her that let her meet people that will help her show her feeling again fem!tsuna rated T to be safe a little anvest at the behining and some of the later chapters
T, English, Adventure, chapters: 14, words: 21k+, favs: 349, follows: 382, updated: 11/22/2017 published: 7/16/2017
43 The New Adventure for the 3-E In Mafia Style » by FATEMURDER This is a story Sawada Tsunayoshi (17) Coming into the life of Class 3-E life after their Graduation.
T, English, Adventure & Drama, chapters: 11, words: 21k+, favs: 319, follows: 377, updated: 11/11/2017 published: 4/23/2016
Experiment Assassin by Ming the 2nd Strongest Hitman "Orang tuanya terbunuh, Mengorbankan jiwanya kepada sang penjaga malam demi temannya, Pengalaman masa kecil yang terburuk, masuk di Ministry of Defend saat berumur 10 tahun, kejadian lebih buruk apa yang akan terjadi?"
T, Indonesian, Fantasy & Adventure, words: 1k+, favs: 2, follows: 2, 7/25/2017, Chrome D., Mukuro R., OC, Karasuma T.
128 We're All Hitmen Here » by aTreeCat Yamamoto's latest mission (ostensibly): to join Class 3-E as their home economics teacher. Shenanigans ensue.
K+, English, Adventure & Humor, chapters: 6, words: 16k+, favs: 692, follows: 893, updated: 7/7/2017 published: 2/1/2016, T. Yamamoto, Karasuma T., 3-E Students, Koro-sensei
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