One of the most powerful and deadly organisation, the Arcobaleno, comprises of many different talents but is parenting one of them? And the child that they picked up... Will things be really what they seemed to be? Things will definitely change. For better or for worse. AU Child!Tsuna Adult!Arcobaleno

It only takes one move to break the fantasy that surrounds a person. Their view changes and they are no longer the same person. It just so happened that Fate had to pull such things, and chaos is the only thing that is left. "Tell me again why I am standing here with these nutshells, and make it quick, I have lunch." DISCLAIMER: I do not own KHR. AU. Sarcastic!Tsuna; Smart!Tsuna.

Because, sometimes, the (ex)Arcobaleno acted just like that even if they were finally growing physically. Although, Tsuna would beg to differ: the Arcobaleno ALWAYS acted like that with him. One-shot.

AU. Tsuna was having a boring day one night. Then he received a box that contained special pacifiers. Now he has to care, love, protect, and understand them. And once he does, what happens to the pacifiers? Arcobaleno27

Not all of Byakuran's powers were sealed, and not every guardian always saves his boss. Tsuna is given a second chance, with different circumstances, of course, and gains more than just two new friends.

(Soulmate!AU; Gen) Everyone in the world is born colorblind, destined to only see color once they've met the eyes of their soulmate. Tsuna meets his soulmates one by one, and gains the ability to see a new color with each first meeting.

When Reborn arrives to train Sawada Ienari as the Vongola Decimo, he is closely followed by Sawa Tsunayoshi, a mysterious boy who seems to have a lot of secrets. What is the transfer student from Italy hiding? And what will Reborn do when he finds out? Twin fic, parent Reborn, sky arcobaleno Tsuna, ill/abandoned Tsuna. (cover image and characters do not belong to me)

Tsuna is a person who works behind the scenes. He is a shadow that helps those who need assistance. He was never one to take the spotlight of anything, and yet, he was called to the the meeting of the strongest 7.

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.

Tsuna wasn't sure what would come out of this summoning lesson. He didn't expect having powerful demons scrambling to contract to him, much less having them determined to be more than just contracts. Arcobaleno27

AU, Earth and Meraviglie are two worlds interconnected by a barrier however it's only known to a selected few. Those that can travel to the other world and have the ability to make pacts with those in the other world are known as Capturers. Tsuna, having that ability, accidentally stumbles across a humanoid man with a fedora hat. Full Summary inside, Arcobaleno27, main R27

An incident with the 10-year bazooka leaves Tsuna stuck in the past… What's he gonna to do now? R27, hints of All27 and certain Arcobaleno27 - COMPLETED