Don't mess with Raphael's youngest brother. Or you may not live to tell the tale.

Kemeko, the late Karai's daughter, and Leonardo's adopted daughter turns 13 years old, and the blue masked turtle believes she's at the age not only to join him in the field, but to know the truth of her origins with the Foot and the Shredder. What will all this lead to? CHAP 13 UP!

Drabble series about the problems that come with being Leo. Primarily 2003 universe but will incorporate elements of the comics. Will have angst and Leo!whump. Chapter 20; A massive car wreck leave Donnie and Leo waiting for rescue.

With a new ancient evil arising from Japan, the Turtles and their new friends must all start training with the Ninja Tribunal to prepare themselves from it, despite Splinter being angry with the Tribunal. When the evil finally arises, the Turtles will have to use all their skill and training to stop it, before it conquers the entire planet.

Cassidy Holloway, a 22 year old waitress whose life is about to turn upside down. Family, trauma, friendship and possibly… love. So much can happen in a few short years. But it's easier when you're surrounded by those who are family. Set after the 2014/2016 Michael Bay TMNT films. *Update:12/4/22 - Chapter 1-6 have been revised & updated. Some details have changed*

In Chinatown, Manhattan, a mysterious lone warrior walks the streets and scales the rooftops looking for revenge against the triads that took everything he held dear. Can he do it alone or does he need help from other vigilantes?

Set in season 4 of the 2003 TMNT series, What if Mikey was the one that had gotten infected instead of Donnie? How will this outcome affect the mutant family? Can they do what needs to be done without the heart of the team?

Tras la caída del Clan del Pie, han surgido varias bandas intentando apoderarse de la ciudad, desatando una guerra incontrolable. El pánico aumenta cuando pandillas enteras comienzan a ser acribilladas por una extraña arma de origen desconocido. Las tortugas se ven involucradas intentando detener a un enemigo que aprovechará el caos para dar caza a su presa: Karai.

Fifteen years have passed since the accident. Now, eight turtles, six brothers and two sisters, born as mutants in the sewers and trained as ninjas by a rat, are forced to leave their destroyed underground home and take the first step into a surface world where they face many adventures and meet new friends and foes, until they meet their toughest opponent ever, The Shredder.

After Mikey returns to the Battle Nexus Tournament, he meets an old enemy he thought he had defeated for good. He battles him once again and things take a turn. Wanna know what happens? Come and see.

4th instalment of Fan X TMNT OC series. All his brothers have found their mates and fulfilled their purpose. Poor Donny still waits as he decided to save himself for "the one". could it be already too late or could there be a chance for true love to reveal herself? romance/drama/family/angst/adventure/tragedy This is for you STARGIRL loves DONNIE.

Le clan des Foot n'on pas dit leur dernier mot. Ils préparent quelque chose de grand et ça, les quartes frères le sentent. April et Splinter à leurs cotés pour les aidés à ce préparer à une terrible vengeance, les tortues serons confrontés à des dilemmes. De son coté, les sentiments d'April envers Donatello ne cessent de fleurir.

Part of the Neozoic Tales, the Turtles help the Fellowship Crew with their plan to bring down the Wrangler Planet of Viola Strierra and liberate all the Humanimals enslaved there, but certain Humanimals having their hearts been hardened don't want reconciliation with humans but revenge

One look. One look and she knew what he was going to do. With all her might, she let out an almighty scream. "NO!" But it was too late. Within seconds, he had sunk to the glowing depths, and the change had begun. But Karai was not about to lose a brother. Not on her life.

Donatello is hunted down by a old enemy they thought was beaten. But their sick game is to continue. Meanwhile Splinter is falling into darkness from the same returning foe. Who is this one tormenting them? and can the brothers save them both in time? (Collab with Glazier Blue)

Raphael is finally back on the ship with his family, but something's not right. With him. He feels out of sync with himself and the rest of reality. In the most literal way possible. - Takes place immediately after I Hate Space. Just like that story, this is not for the faint of heart. (2012, space arc)

Set after 'Slash and Destroy.' Slash is out for revenge against Raphael for betraying him and he has decided the best way to hurt the turtle in red is through his brothers. Slash has his eyes set on one brother in particular and he will stop at nothing to even the score. **2017 TMNT Universal Reader's Choice Awards Winner**

Over the past couple of months, humans had become aware of mutants and yokai. The humans had slowly started to accept them. Well, some of them had. The rest were still firmly against yokai-kind, but who needs them? Either way, the president had made the dicision. This was the bill that would make yokai and mutants american citizens. Donnie-centric. On AO3 as pip the human.

Almost a year has passed since the Krang invasion. New York has recovered, and at the same time the Hamato clan has, emerging stronger than ever. But evil never sleeps, and when a new yet ominously familiar threat emerges, the brothers must face yet another battle... one that will test the strength of their bond and depth of past scars. Oh, and Leo gets thrown through a window.

Now that the world is saved from the Kraang invasion, the turtles face another foe: Agent John Bishop. But things get worse when Bishop and his team are accidentally involved with opening the gate to the Prison Dimension. Now Leonardo must find it in himself to conquer his fears and help his family to save Earth once more.

Due to his father's secret about his origin, Donatello's life seems to take an unexpected turn as he finds himself being targeted by the Shredder himself.

(Based off the 2012 TMNT series) Nefertiti was an orphan girl living off the streets of New York City, but what set her apart from the other children that resided within the Big Apple was that she was a mutant. A cat mutant, to be specific. After an encounter with the Kraang, she is rescued by a group of ninjas who just so happen to be mutants as well. (Rated T for future content)

Small was a simple little turtle, with simple little needs. But one day, his entire life changed. He was separated from his family. One second he could see them, the next they were gone. He was going to find them. No matter what. ( Context: Leonardo never got mutated with his brothers. But I promise- no whump. Leo's a funky little turtle and he gets a happy ending. Come see! )

Donatello and April reflect on their actions and their friendship before and after Kirby’s mutation, and again after April’s trials with Za-Naron. Years later, Lilianna finds her mother’s diary, reflecting on April and Donnie’s first trials of parenthood.

What if Donatello had a completely different backstory? One which lead him to despise Hamato Yoshi, and look up to Oroku Saki. But this version of Donnie is going to be in for a rude awakening when he meets Yoshi's Disciples and their messed up alien infested world. Human Donnie AU. 2k12 Verse