51Cielo Pocco » by Mari92 At twenty-five years of age he honestly shouldn't be surprised, but appearing in what seems to be the 1500s? And who is the boy that looks suspiciously a lot like him? Warning! This is a fan-fanfiction and if this bothers you don't read it!

2k+ The Unexplainable » by Metamorcy He had only come here to fulfill a dying wish from a younger version of himself, to take his place in this world as Sawada Tsunayoshi. That had been fine, boredom plaguing him constantly in his long life as nothing seemed to matter anymore. So when Reborn arrives to train him as Vongola Decimo, he ends up with something a little more. Dark!Tsuna, Dark!Universe, slow R27 COMPLETE

617Seven » by Orithyea AU. In Namimori High, there's a group of good-looking teens called Vongola. Any person who asks them on a date gets a chance to go out with them for a week. Tsuna likes Kyoko, but Kyoko likes Hibari who is part of the said group. 1827

69 Darkest Desires » by Syn'phasia As far back as he could remember, Tsuna was always bullied by his classmates. It only got worse as he got older. Maybe it was around this time when he heard from one of his classmates about a certain site. Tsuna thought this was the perfect solution to his bullying. But the grass isn't always greener on the other side. This story is no longer updated, please refer to my profile.

279 Status: Undecided » by Angelic Fluffle At the age of twenty-five, an orphaned and friendless Sawada Tsunayoshi has nothing left to live for. Universes away, his counterpart lives as Vongola Decimo, the most powerful man in the world. Between them, a third, unstable universe is in desperate need of help. With two sets of memories merged, Tsuna has twenty five years to save this universe - or watch it burn. DEAD

140Keeper of the Dying Will » by NenePasciele Semi-AU: Sawada Katsu is offered up as the Vongola Decimo while his younger twin Tsuna is passed up for the position. Tsuna doesn't mind however for he has more important things to worry about, such as concealing his identity as the infamous phantom thief, Kaitou Cache... kaitou!tsuna smarter!tsuna twin-fic

8 More Bitter Than Sweet by keikopanda102 Kakuzu has been in prison for five years and now he's out. He's got a lot of time to make up for and Hidan better be ready for it! PWP. KakuHidan. Oneshot.

340we follow our own steps » by Dandelion-san Tsuna's not sure why Reborn is sticking with him, but it's not so bad in the end. Giotto just really wants his brother back before anyone finds out he broke a couple (important) interdimensional laws. Meanwhile, something is amiss in Hell... AU R27 (in which Tsuna is an undemonic demon and Reborn the very demonic angel)

6Obsidian Abyss » by pinkiedoll He pushed his heels to halt; only to find that his life was in the fast lane; and not much could slow the pace. A couple nights here and there in the speakeasies were one thing- but being in the debt of one of the "Big Cheeses" was not something he desired, per say. A couple things go bump in the night, but hell if this man will back down. (AU) (Adult!Reborn) (Eventual R27) (R&R)

46 Sidewinder » by Sawadork Tsuna didn't expect his car to break down. It happened though, 10 o'clock at night, on an abandoned road, and with no phone to call for help. When a friendly stranger names Reborn comes he decides to trust him. A nagging feeling tells him it's a mistake but he doesn't think so. Was he right to think that? Based on Sidewinder by Avenged Sevenfold, R27. Request for lovelydragonfly