I decided to do something different in this World. I'm going to recommend some KHR fanfictions, and this is solely based on my opinion. These fanfics can be found on fanfiction.net, and I've linked it for easier access. I've read more, but these are the ones I really liked. And the ones in italics are the ones I cannot imagine living without reading such amazing works.
"A Hitman's Legacy" by Fallen Angel Of The Forgotten
Summary: Tsuna was merely curious. But the more Reborn talked about it, the more that curiosity turned to need, and the more he wanted to learn. And so Reborn taught him, and he learned.
Rated T
Status: Complete
"Akutama no Hitman Reborn" by Mockingjay Rose
Summary: Tsuna was left for dead a few hours after his birth. Luckily, an old man saved him, and raised him into a fine hitman. Fifteen years later, the Vongola want him to be their next Boss. However, Tsuna has other ideas…like revenge. Dark Tsuna.
Rated T
Status: Incomplete
"Anomaly" by Seto's Darkness
Summary: This is a world where everyone is segregated to being a plus and a minus. This is a world where Sawada Tsunayoshi is a zero. This is a world where he doesn't belong. .:HibaTsuna YamaGoku 1827 8059 others AU:.
Rated T
Status: Complete
"Beautiful Lies" by FeastofDeath
Summary: Surrounded by lies ever since becoming Vongola Decimo,Tsuna couldn't help but think, a few minutes before meeting Byakuran, that maybe this time, it was his turn for one last beautiful lie. "I won't die." Liar.
Rated T
Status: Complete
"Beyond The Sky" by reije
Summary: AU. His mother didn't want him. He thought she did. He thought she loved him. She showered him gifts. She fed him cakes. She brought him to a forest for a picnic. And left him all alone. Parental-bashing. Bits of drama and Angst. Slow development.
Rated K+
Status: Incomplete
"Blood Stained Shards of the Sky" by Rosalis Tiri (previously known as Akahama Nera)
Summary: Tsuna, a loner and a nobody-no one actually knew him except that he fails at everything. One day, a black haired man was fighting against a group of mafia men. When he was in a pinch, the one that came to his rescue was…Dame-Tsuna? AU. YAOI. ALL27.
Rated T
Status: Incomplete
"Bloody Requiem: Vongola Decimo" by fujin of shadows
Summary: Sky and Blood, two elements that he use for killing. Rage, something that he has grow accustomed to. Chaos, his greatest weapon. A cold blooded and emotionless assassin like Tsuna only has one weakness, and that is a beautiful girl name Chrome. AU 2796
Rated M
Status: Incomplete
"Burning Cold, Frozen Fire" by KumikoKunagisa (unfortuantely it is not found on FFN; however, it's sequel "Dead Tears, Deserted Life" is)
Summary: Traveling back to Primo's time after a deadly attack, Tsuna met the very same rival who nearly killed him in his time back in the 17th century. With his friends protecting him with their lives, will Tsuna give out his own life for the safety of Vongola?
Rated T
Status: Complete
"Chronicles of the Past" by Senna-X3
Summary: When Tsuna and Emna defeat Daemon, Daemon somehow sends Tsuna to his time. 150 years into the past. While Tsuna deals with Primo and the first generation, Enma and Tsuna's guardians must figure out a way to get Tsuna back. Alive.
Rated T
Status: Incomplete
"Clam's Memories" by Soul of The World
Summary: In a parallel world, Sawada Tsunayoshi lived by himself. Then, a small event changed it all. He received memories from his other self. His life spins into a different direction. Suddenly, meeting friends he's never seen before, a whole new trouble coming his way. What else would those memories cause? Slight AU, no pairings just family fluff
Rated K+
Status: Incomplete
"Contract" by Metamorcy
Summary: AU, Earth and Meraviglie are two worlds interconnected by an invisible barrier that holds them together and is also used to travel in-between. However, this information is only known to a selected few. The people of Earth with the ability to make pacts are called Capturers are able to head down to Meraviglie using a manmade portal and there they can make pacts with the residents in the other world, some forceful and others in benefit. Tsuna having this ability goes to a special school to learn everything he needs to know about the other world and his abilities, however, after two years of being there, never once has he made a successful pact. For this, he's been ridiculed and teased. But one day, all that changes when he stumbles across a humanoid man with a fedora hat.
Rated T
Status: Incomplete
"Dead Tears, Deserted Life" by KumikoKunagisa (sequel to "Burning Cold, Frozen Fire")
Summary: Tsuna was sent to another parallel world after all his guardians were killed saving him and he himself was in great danger. But in this new world, a stranger replaced his spot in the lives of his friends. Can Tsuna get his 'comrades' to be his friends again?
Rated T
Status: Complete
"Flames and Family" by madashes2ashes (as well as the other stories in the series)
Summary: KHR AU Alternate Universe. After the Varia Arc. A story following Tsuna and his Family as he grows into his power and claims it as his own. An invisible enemy appears that is more of a threat than it seems.
Rated T
Status: Complete
"Flowers of Forgetfulness" by The Storyteller of Dreams
Summary: It has been a year since the Representative War ended, since Reborn and the other Arcobaleno died. Now Tsuna, in the third year of middle school, has accepted his role as Vongola Decimo. But what are seven supposedly dead people doing in Namimori? Are they truly the Arcobaleno? Or are they simply familiar strangers? An AU starting at the end of the Curse of the Rainbow Arc.
Rated T
Status: Incomplete
"Guardians Trust" by MistressYuu
Summary: AU-In a world where Tsuna had never met any of his Guardians. A loner at Nami-chuu, with a mysterious past concerning the mafia world. A different approach to how he get to know his friends.
Rated T
Status: Complete
"Hacker" by 18Tsunayoshi69 (and its sequel "Hacker: Future Conflict")
Summary: What if Tsuna was smart, like genius hacker smart, but decided to hide it behind an average student exterior. Rating for the fact that this is a Mafia fic and possibly dirty language. Rating may go up.
Rated T
Status: Complete
"How Nana Knows The Mafia" by Akainokami
Summary: Sawada Ieyatsu, being trained by the strongest Acrobaleno, is the next in line boss of Vongola. Iemitsu thinks that his wife doesn't know anything and his younger son named Sawada Tsunayoshi died at the age of eight. Apparently, he's wrong.
Rated T
Status: Incomplete
"Hunt" by The Green Rose137
Summary: From murders to loose ends to missing eyeballs and hands-what does Rokudo Mukuro want? Shaken to the core, the Vongola starts a school to train young mafioso, but soon mysterious disappearances start to occur, and spies have begun to infiltrate the school... And then a student named Tsuna get strange visions, which leads him to suspect his roommate, who may have a deeper and darker personality behind his monotone. Who exactly is Fran, and what connection does he have with the enemy?
Rated T
Status: Incomplete
"Invisible Gems" by semifully
Summary: After the fight with Byakuran, Tsuna lost his memories. Still, he seems to be involving himself further into the lives that once circled him. All27. Takes place after the Future Arc.
Rated T
Status: Incomplete
"Katekyo Dame-Tsuna!" by Hamano Chiaki (previously known as Yoshikuni Itoe)
Summary: What if Tsuna and Reborn's roles were switched? Reborn is a Sun Arcobaleno in training, and a tutor is sent to help him. R27, shounen-ai, Teen!Arcobaleno, Cool!Tsuna. Rated T just to be safe :D
Rated T
Status: Complete
"Mafia Row" by Phantom Hitman 1412
Summary: Welcome to Mafia Row, where normal criminals fear to tread. When the Strongest and Highest Ranked House get a new addition, why does it seem as if the mood has lightened? Parental!Arcobaleno now including Bermuda. Involves nearly every Mafia Family too.
Rated T
Status: Incomplete
"Meeting The 10th Generation" by mangaanime15
Summary: Giotto makes a wish. He wants to meet the future generation of Vongola. He gets his wish. Unfortunately, the future generation gives him uneasy feeling especially their boss.
Rated K+
Status: Incomplete
"More Than No Good" by KuraiArcoiris
Summary: Reborn had never disagreed with any of the ninth's decisions, but when the Vongola boss sent him to Japan to train Sawada Tamaki, the hitman started to think that the ninth had chosen the wrong twin...
Rated T
Status: Incomplete
"My name is Sawada Tsunayoshi" by okiyama
Summary: Ever met someone who is behaves differently from others? Someone who is open yet hiding? Someone who is fearless...somehow? Well, Sawada Tsunayoshi is one. His hobby? Treasure hunting and... T to be safe.
Rated T
Status: Incomplete
"My World" by Dawn Tea
Summary: Tsuna had nothing to look forward to life anymore and after cutting himself off from the world and becoming a recluse, Iemitsu finally gives up on Tsuna- resorting to calling on Reborn for help. R27
Rated T
Status: Incomplete
"Once in a While" by Don't Smile
Summary: What if Tsuna had a younger twin brother, one that was so much better in everything he did? What if Tsuna hadn't talked in the last five years? Would he still be the Vongola Decimo? ..."I'm glad I decided to check up on you once in a while."
Rated T
Status: Incomplete
"One Time Too Many" by Kingyo
Summary: Let's just say that Tsuna is getting sent back to the past a little too many times. OneShot
Rated K
Status: Complete
"Peace and Mafia" by TragicalMusique
Summary: AUish. Tsuna grew up a peace loving hippie who dislikes violence. But there seems to be more than he's letting on...The road to Vongola Decimo is paved with good intentions. Will have yaoi. Don't like don't read seriously.
Rated M
Status: Incomplete
"Peripeteia" by The Cloud's Essence
Summary: Tsuna was a well-known thief. And after another work-filled day, the most influential mafia Famiglia requested his assistance.
Rated T
Status: Incomplete
"Raising a Family" by SkyGem
Summary: What if the Vongola wasn't the old, powerful, and influential Famiglia we all know it to be? What if, instead, it was a young, barely known Famiglia still in its first generation? At the age of nineteen, young Giotto Vongola has a lot on his plate, what with keeping his rowdy guardians from causing trouble and making sure they don't offend the older Famiglias he's been trying to form an alliance with, not to mention the fact that, one day, completely out of the blue, his (ex) girlfriend dumps their newborn son on his doorstep and leaves without a second glance. Read on to find out how Giotto tries to juggle raising his son and raising his famiglia.
Rated T
Status: Incomplete
"Recovery" by Fever-sama
Summary: Tsuna's world is falling apart. Nana is not home, he has barely enough energy to stand up, and his life is being invaded by strangers who could end him at any time. And somehow, even without Reborn's intervention, he would re-shape the entire Mafia world. T for swearing, AU, character death. Iemitsu-bashing.
Rated T
Status: Incomplete
"Second Chance" by xThaumaturgic
Summary: Tsuna and co. are dead. But, a gift, bestowed on the boss, allows him rewrite their fate. Now, Tsuna wakes up, only to find his mother telling him about his new tutor. A new resolve burns within Tsuna to unite them all once more. But personal feelings are a bane to mafioso for a reason. This is his second chance. Will he screw up? Authoress's name changed, was "Akatsuki-Yume"
Rated: T
Status: Incomplete
"Sins of Thy Sons" by The Liar Of Truth
Summary: AU. Tsuna was raised in the shadow on his twin, a twin himself raised to inherit the throne of the Vongola. But blood is still blood, and when Tsuna decides it's his time to claim back his rightful position, the flame everyone thought was non-existence will burn brighter and deadlier than a supernova.
Rated T
Status: Incomplete (discontinued and currently being rewritten)
"Taken life, hope of new strength" by fantasia-Yuu
Summary: Many are dead, those who survive do not really live but one man with the name of Tsuna changes the hearts of those around him, in battle of friendships and struggle.
Rated T
Status: Incomplete
"The Boogie Man" by Jikage
Summary: It began on the night when Hibari popped out of his wardrobe. Then from under his bed, his kitchen cabinets, the janitor closet, and trashcans. And as he grew older, slowly but surely, little Tsuna's fear became something akin to love. /Eventual 1827/
Rated T
Status: Incomplete (by a chapter T^T)
"The Forgotten Time" by Metamorcy
Summary: An incident with the 10-year bazooka leaves Tsuna stuck in the past... What's he gonna do now? R27, hints of All27 and certain Arcobaleno27 - Chapter 1 to 9 has been edited
Rated M
Status: Incomplete
"The Inventions of Talbot and Giannini" by long live marshmallows
Summary: COMPLETED STORY: Tsuna & Co. travel back to Primo's time thanks to Talbot and have no way of getting back thanks to Giannini. Talbot ran out of materials to repair the time machine and Tsuna's Guardians have to be the ones to find the materials! Off they go on an adventure through Sicily's towns and cities to look for certain people who call themselves Gatherers...
Rated T
Status: Complete
"The Mafia Wants You!" by SwordsMagician
Summary: Sawada Tsunayoshi was unassuming. Resourceful. Surprisingly adaptive. And his hyper-intuition hasn't been wrong yet. Regardless, he didn't need that indication of doom to know that Reborn was the harbinger of utter chaos. WIP
Rated T
Status: Incomplete
"The Rebirth of DameTsuna" by vescaria
Summary: Reborn doesn't make an appearance in Tsuna's life until high school, and until then, Tsuna's got to fend for himself. He's managed to gain the attention of Yamamoto Takeshi, an idiot, who's probably a lot more trouble than he's worth. AU. OOC!Tsuna.
Rated T
Status: Incomplete
"The Right Soul" by shanagi95
Summary: There was two boys, and only one right soul. Reborn would just have to hope he had choose the right one, as everything will be a disaster if it's not.
Rated K+
Status: Incomplete
"The Singing Sky" by Mu5ic-andLif3
Summary: AU. Tsuna and his brother, Ieyasu are descendants of Giotto, the first boss of Vongola. When a baby hitman named Reborn arrives at their house, Ieyasu is announced as the heir. Will Tsuna have something to say about it, even thought he hasn't spoken for years? or so everyone thinks...And what's this secret he seems to be keeping? Can Reborn help the failing family?
Rated T
Status: Incomplete
"The Sky's Reflection" by Kura-Tokiwa69
Summary: What will Tsuna do when he is expelled from his Vongola Decimo seat because of a misunderstanding? Even after his position is restored, is there something much more dangerous in the supposed misunderstanding than they could expect?
Rated T
Summary: Complete
"The Unexplainable" by Metamorcy
Summary: Tsuna smiled as he listened to his fellow classmates whisper about him behind his back, Cursed-Tsuna, that's what they called him. After all, all those that interacted with him had fallen to their doom and it was only worse for those that dared mess with him. So he wondered how long the baby called Reborn would last, dark!Tsuna. Eventual R27
"Tears of the Sky" by Simple.Sin
Summary: Tsuna is given another chance at life after his guardians die, in a parallel world where he is still Dame-Tsuna and someone else is the Tenth. He is a stranger to his friends and his life there is a lot more different than Tsuna had first thought.
Rated T
Status: Incomplete
"The Clear Sky" by Chi-tanda
Summary: Thirteen years ago, Sawada Natsume was born. Ten years ago, a mysterious brunet showed up at the Sawada family's front door. Now, the two boys live with each other as brothers. When Reborn comes to train Natsume into Vongola Decimo, he wasn't expecting to find two boys, much less one with a secret that goes back 400 years in time. OOC Tsuna.
Rated T
Status: Incomplete
"The Tainted Bloodline" by Mockingjay Rose
Summary: They killed his father when he was five and murdered his mother when he was ten. When Tsuna discovers the reasons behind their deaths, Tsuna is prepared to destroy the Vongola and the entire Mafia when they finally come for him. Dark!Tsuna, Dark!Tenth Generation. AU, Eventual R27, not romance-centric
Rated T
Status: Incomplete
"Their Boss" by xX.Chu-Chan.Xx
Summary: They had turned their backs on him... After that fateful day he had killed... They looked away from him. He then wishes to go back to the time when his friends wouldn't fear him... and the next thing he knew... he was back in his old room ten years ago...
Rated T
Status: Incomplete
"Thrown Into the Past: First Meeting" by SkyGem (and the other fanfics in the series)
Summary: Four-year-old Tsuna and co. are sent into the past, and Giotto and his guardians have to take care of them, not knowing that these children will one day be their successors. Time travel fic. No pairings. First in the TltP trilogy.
Rated T
Status: Complete
"To Reach Across Time" by Kitsune Freak
Summary: Tsuna & his Guardians suddenly find themselves thrust in the past to fight the same enemy as the Vongola Primo. Now not only will they have to worry about getting back home, but also avoiding death at the hands of the suspicious 1st Generation Guardians.
Rated K+
Status: Incomplete
"To That Faraway Sky" by cywscross
Summary: Tsuna's never craved the spotlight like Ienari does, preferring to keep quiet and stay on the sidelines, so it's only natural for his brother to stand out so much more. But being different – being himself – means a mother who calls him useless and a brother who bullies him without remorse, and Tsuna doesn't have enough tolerance to overlook either for very long. He won't change who he is just to make them like him though so he takes the only option left – he leaves. Three years later, Reborn arrives to train Nari, only to discover that there's one Sawada missing.
Rated T
Status: Incomplete
"Unrelenting Fate" by Taira-keimei
Summary: AU. Dark!Tsuna. The Mafia world was hatred. Tsuna knew. He already knew it, the day mafia knocked on his door, when he stared into the pitch black eyes of his new tutor. He knew it too well, when the baby introduced himself as Reborn.
Rated T
Status: Incomplete
"Vongola's Greatest Mistake" by fujin of shadows
Summary: AU: In many parallel universes, the Vongola is a righteous family that is ruled by Tsunayoshi Sawada. In this universe, not so much, but hey their loss is another's gain. TSUNAxCHROMExYUNI, MillefioreTsuna.
Rated M
Status: Incomplete
"Words of Power" by breadsticks
Summary: On these floating islands, words have power and Tsuna is determined to find the man who left these words under his skin. AU-fantasy R27.
Rated T
Status: Complete
"yesterday's tomorrow" by aloha123
Summary: Tsuna had dreamed of some crazy future where babies were hitmen and he'd become a mafia boss, but he never imagined it would come true. Gen, AU/timetravel-ish.
Rated T
Status: Incomplete
"Zero Degrees Vongola" by KumikoKunagisa
Summary: Tsuna was abandoned and killed by his own guardians during a battle. 1 year later, when the guardians visited Japan to remember him, they met a mysterious young man called Zero Salvo. Could he possibly be their sky? Yet something seemed terribly wrong. Zero was later revealed to be keeping a deadly secret. Another shadowy man appeared and claimed to know who killed Tsuna..however..
Rated T
Status: Incomplete
