After an argument among his brothers, tragedy strikes as Donatello is separated from the team, leaving his family behind to grieve over his death. Meanwhile Donnie is thrown across the galaxy and has to, alongside new friends, race against all odds to save his family and planet from the evil Triceratons, and the terrifying Black Hole Generator. Betareader: ThisVioletofMine

Donnie and Leo made a terrible mistake. Blinded by their want to become human, Donnie creates a mutagen that makes them just that. But it isn't what the boys expected, and their selfish decision tears a hole through their family. The consequences will leave them to question all they've ever known. After all, what does it truly mean to be human? (2015 TMNT 1st Place for Best AU)

There are many what ifs. What if Tang Shen had lived? What if Miwa had never become Karai? What if the turtles were born as Hamato Yoshi's actual sons, rather than a mutagenic accident? One thing is for sure, no matter how the Hamato family got their start, with these teens, there's always going to be some crazy adventures involved. AU inspired by Turtle Loops(NOT a High School AU)

Mikey is always helping out his bros (even Raph), whether they know it or not. He takes their hits; it's his job. No matter his nightmares, no matter the pain. He'll push through. But what happens when he's captured by the Foot? Tortured? He'll protect his bros to the very end, no matter what horrors he endures, and keeps enduring. Not quite what you think it is...language & gore

Mikey had rarely taken fights seriously, and his brothers had no idea why. They only knew it would cause them trouble one day, and they were right. Trying to correct his mistake, Mikey is sucked into a portal and finds himself completely lost in the sewers, alone. He doesn't know when or where he is, until he stumbles across a familiar stranger with a purple bandana.

After arriving to the farmhouse everyone seemed to isolate themselves from each other to better hide their emotions. This has been especially hard for the extremely huggy and friendly little brother. Feeling lonely he wanders into the forest only to find someone else who misses their family as well. (DISCONTINUED)

Human AU. We were young when our village was attacked and our parents killed. Master Splinter took us in and made us his wards. My brothers an I loved our new life, even if there were things we missed. But everything changes when Oroku Saki hunts us, and all our friends, like beasts.

When the turtles are hit with a mysterious blue substance, an unexpected transformation occurs. Can they deal with the consequences of this change? Is it permanent? Do they, maybe, want it to be?

Those little moments, when the world seems perfect in every sense, is usually just the herald that everything is about to fall apart.

It's no one's fault that they got captured but now they are at the mercy of the Shredder and his mutant companions. Each go through their own hell that tests their bonds as brothers but they are determined to survive and 'leave no turtle left behind'. (Warning: extensive injury, torture, and lots brotherly fluff!) 1st place for Best Villain (Shredder) in 2015 Fanfic competition!

Alyssa finds herself in an unfamiliar place, with unfamiliar people. Scared, tired, and at the brink of death, she stumbles into a strange camp, with people claiming that she is in the 21st century. And to add more to her plate, Percy Jackson's in trouble. She must choose between Will, and her duty as a Ranger, or her new life in the 21st century.