Things get a little sticky down in the lair, when Donatello realizes that all his brothers have their sights set on the same thing. Leo. Too bad the leader is clueless. rated for language, incest, and adult themes. Pairings Don/Leo, Raph/Leo, Mikey/Leo.

He's walked down this ally probably a thousand times and has grown used to seeing an assortment of peoples; hobos, hookers, druggies. But never did he ever expect to see this particular face in this particular ally. The face he'd recognize anywhere. The face of the brother who killed him.

God left them— left Lucifer again. Lucifer doesn't have a plan anymore, just a goal: have fun. And that's what he's doing until along comes Gabriel Bennett, an adolescent boy with the oddest soul. No plan means no schedule to stick to. Lucifer decides to check this oddity out. He's got time. In the end, what Lucifer finds won't be what he was expecting. S12x9 AU [Edited: 5/24/18]

Leonardo is used to being ignored, feared, hated, but as the son of Oroku Saki, there isn't much he can do. Three brothers from New York however, could change his life. If only he would let them. Human AU.

Sans and Papyrus were just two normal teenagers trying to find their way in life. That was, until Sans decided to take them both to Mt. Ebott, where both fell into the world of monsters. With only each other to count on, the two traverse the realm in hopes of getting safely back to their world. If, that is, they can make it with their souls intact.. A non-canon prequel to Undertale

New York is a long way behind them now. As the crew of the spaceship Honour's Blade, Leonardo and his brothers transport weaponry and supplies through Kraang blockaded star systems, to aid the rebellion against the Kraang. It's a dangerous job, but at least they are all together, right? (Cover art by the lovely NeapolitanKitty!)

Being a ninja means understanding techniques for concealment, and what is concealment but another way of denying your own existence? When Leonardo begins slipping further and further into the shadows, it isn't so easy to bring him back. :no pairings: 30 Day Challenge fic. Warnings: Blood, violence and very bad reactions.

A human Sans falls into the underground and must try to find his way out alive. But wait a second-who is that goopy man following him around and why does everything feel so nostalgic? And who's this Papyrus fellow he keeps dreaming of?

"Raph!" Leo shoved his brother aside and collapsed when the shot connected with his side. There was a silent BOOM, a flash of purple light, excruciating pain for two heart-stopping seconds, and then his vision went black.

Surface life proves to be about as great as it can be, but for two brothers, something threatens to pull everything apart. Sans isn't happy, and won't let anybody in, leaving Papyrus to feel slightly less great than usual. Why? Wasn't this their "happy ending?" Smells like something is wrong.

Donatello discovers something shocking about Leonardo. Takes place during season 4 of the 2003-verse.

Everyone's forgotten Leo's birthday. Again. But he doesn't mind and it's more fun for him anyway. Then their turtle luck just has to ruin everything. Rated T because of violence in Chapter 1 and I'm paranoid.

A couple weeks ago, there was a weekly prompt called #cheeruptheskeleton over on Tumblr. I felt it was a good use of my time. This was the first day's prompt: "Waking Up".

Who knew meditation could be so dangerous? Rated T for violence and brief language. Two-shot.

The living are only mortal. We have a clock. The dead do not. They are immortal. That's why Leonardo has all of me. Song fanfic.

AU story. Leo is the lowest servant in the entire palace. But he's okay with that, as long as it means he can be near his brothers. Even as hope that their Father will return dwindles, Leo is determined to protect them from their uncle and make sure they come to their rightful place as rulers of the Kingdom.

[AU] Leonardo leads the Foot Clan. Raphael hunts a Triceriton foe. Donatello lives with his ex. Michelangelo struggles with depression. Haunted by their pasts, this fractured family struggles to move forward. This is the conclusion to the Nature Versus Nurture Trilogy. Based on the 2003 series.

..and one time they do the same.

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!

[AU] Reunited after 10 years living apart from each other, the turtles are still learning how to be a family. But the reunited family soon discovers, the past can either bring them closer together, or tear them apart. This is the sequel to Nature Versus Nurture. Based on the 2003 series.

They woke up alone, without any past they could remember, and lived on the streets. Now, though, they have beds, food, water, and it's all thanks to the man who adopted them out of the kindness of his heart. They call him their master. Most, however, just call him the Shredder.

Donnie is determined to find a retro-mutagen, but doesn't notice that one of his experiments is starting to affect his brain. What would Donatello be with twice the intellect, but with a fading ability to tell right from wrong? And how far is he willing to go in order to create a retro-mutagen, or simply satisfy his curiosity…? /Nickelodeon. See Author's Note for details.

When Leo and I were kids we made a blood brothers pact but as we got older and drifted apart our bond broke. After my brother started to ignore me to train and watch our younger brothers I started to resent him to the point I wished he would disappear. I got my wish ten years later.

After decades of being a Guardian, Jack is more powerful than ever before, until he disappears without a trace. 17 years later, the Guardians find a human teenager who can see them but wants nothing to do with them. Problem is that he's Jack Frost. human!Jack

The brother, the warrior, the leader: Leo's always been there for his family, giving everything he has to keep them safe. But this time is different. This time the brother must turn his back, the warrior must fall, and the leader must stand alone. Because sometimes, the only way to save the ones you love is to lose yourself. (2015 TMNT 2nd Place for Best Leonardo)

A big brother's job is to take care of his younger siblings, to put their needs before you're own. At least that what it is to Leo. But even he is not invincible. When fatigue takes a hold of the young teen, it's up to his brothers to spring a surprise to help him finally settle down and get some well earned rest.

One of the Kame has reached his day of eligibility. But when the Great Master comes back with a girl he believes is the one, will his son agree?

It's been five years since the mutagen accident that left Raphael with a powerful yet dangerous gift. Leonardo has helped protect his brother's secret, but will that protection extend to Raphael and the family as the truth is revealed? The final segment of my shape-shifting arc following the events of "Starry Night."

[AU] Leonardo is the Shredder's Son, Michelangelo is the Splinter's Pupil, Raphael is a Triceriton Warrior, and Donatello is an Utrom Inventor. Four lost brothers have to overcome their different upbringings as they band together to stop an evil force from wiping out an entire race. Based on the 2003 series.

Things don't just happen, that's what Raphael learned as he stared down at Leonardo's wounded body. Because of a new mutant, Raphael's wishes are always granted. He hurt Leo. He almost hurt Mikey. If he doesn't stop this soon who knows what he'll cause. Like Donnie says, be careful what you wish for! -A short story (Warning: brother fluff and bad injury)

There have been signs of the return of the Avatar: a Firebender, banished for his opposition to the Foot; a Waterbender with mastery of all its forms; an Earthbender brilliant in mind and catastrophic in conflict; and an Airbender, possibly the last of his kind, with boundless energy and limitless potential. / AU oneshot series, fusion with "Avatar: The Last Airbender"

Do not talk. Do not eat. Stay silent and starve. There is no way out. There has to be a way out. It was supposed to be a normal training run… yeah, right. A starving, bone thin and weary Leonardo looked over at a silent Raphael, "I will not let us die in here."

This is my first human AU fic, Homato Yoshi lost his wife in childbirth, now faced with raising his two sons and now finding out that two orphans need help. What will he do? Can he save the two brothers from being separated? Will they ask what happened to thier real parents when they grow up? Read and Review please. Final Chapter is up!

A fictional WW2 AU fic. Yoshi, Leo, Raph are going to fight in the war against Oroku Saki while Donnie stays behind to finish his schooling to become a doctor and to watch a 10-year-old Mikey.

Leo has a nightmare. Will he talk about it with his family or keep it to himself and beat himself up about it? Will he push his family away or bring them closer together during this difficult and unusual time for him.

A friendly game of Turtle Hunt goes awry when Leonardo falls prey to a hunter's trap minutes before the start of a brutal countywide snow storm. Artwork by the amazingly talented HamsterMasterSamster for the 2014 TMNT Big Bang!

2k12 Human au. Set in a neighborhood overrun by gang violence. What should Mikey do when he's the only one who knows why Raph has run away from home? Something needs to be worked out in order to restore the family before it's too late. Teenage raw sentiments-more fragile than it seems. Mikey and Raph- centric. Rated for language. COMPLETE.

Sequel to 'Little Problem' and being co-written with DragonMasterOf10. 3 years after Leo was not only changed into a child but now a human boy everyone works to adjust to this new change. Leo now must work though all the troubles of school and the ever growing problem with the Shredder.

(One-Shot) "Have you ever seen the stars Leo?" Mikey muses to an unconscious Leonardo about his worries, memories, and the lights in the sky. Takes place after 'The Invasion', before Leo wakes up.

What if there was one more child? One more Rider? Abandoned by her mother and raised by a blacksmith, Florina must decide where her loyalties lie as His daughter. Rated T for possible cursing

Leo, Raph, Donnie and Mikey are captured by a strange figure with only one purpose: breaking them, whatever it takes. I do not own TMNT. Rated T but can change into M

Leo, Raph, Don, and Mikey are humans. They come from different families. When fate pulls them together, they realize that they need each other more than originally thought. R&R :)

The turtles wake up in a strange lab, only to find that Raphael cannot see, Donatello cannot hear, and Leonardo cannot speak. Michelangelo has not been tampered with...Then they are set free. Suspicious? Who's behind it all and how can they save themselves before the damage is permanent? Chaos ensues! *Enjoy! :-) *

Leonardo and his brothers celebrate their 30th birthdays. 30th Anniversary fic! Character death. Rated T just to be sure. One-shot story. Characters based on the 2012 constructions.

Mikey is in the mood for a game. So are his brothers. Poor Leo. (Stealthy Stories 2014 Nominee: Best Overall Story)

What if Leo didn't make it out of the Technodrome? How would his family deal with him gone? Each chapter/story is written to go with a song from the Red album Release the Panic. (Rated T for safety, some swearing.)

I broke my promise to my brother and that lead him to hate me. My life now revolves around what happened when we were younger and when the promise was broken. The hate from my brother continues to grow and smother me, now all I do is wait to I fall into a eternal slumber. Please forgive me for my selfish wish. Nominated for 2014 Best Sad Ending

Just another little oneshot I thought up. It's just a little chat between a very sweet but very young girl and a wise oldest brother of four. And if you thought that summary sucked, I couldn't agree more! :) DISCLAIMER: I DO NOT OWN TMNT (as said inside) :)

Men yelling, gun shots peppering the ground, smoke choking the air, a girl telling them to follow her and they do and they get caught and the girl gets killed. Flashes of throwing up blood and tearing his uniform to clot gashes on Raph's body. Someone begs for their mother, another asks for forgiveness from God. Death and darkness and blood all wrapped up in that one word; hero.

ONESHOT! When Leo's girlfriend's in a tragic accident he needs some comfort but his brothers haven't seemed to notice his sadness. Leo's left wondering if his brothers even care for him at all. Rated for violence and kidnapping

Leo and Raph have an argument and Leo says that Raph has no idea what it's like to be the oldest. Well when Leo gets turned into a little kid Raph finds out. Rated T for Raph's mouth. Sequel 'Not So Little Problem' will be up soon :

Leo is the oldest. So he's in charge. So he has got to carry the responsibility for whatever happens to either him or his brothers. But how much longer can he carry this burden on his own? I do not own TMNT

When there's nothing left. When you feel all alone. When you're standing on the literal ledge, what do you do? Do you jump or do you take a step back? "Stay back!" She screamed at the creature behind her. "Or... I'll jump!" It was silent for a second before he spoke, "You jump and I'll catch you and I'll either save you or we'll both fall."

He is alone in the dojo, save for Leonardo. A rare quiet evening, Michelangelo and Master Splinter both having gone to visit April and Casey. But quiet nights never do seem to last. 'Kill him. It would be so easy,' the voice taunts in a whisper. 'Your blade is in your hand. Stab him. Quickly, before he turns around. Kill him.' [art by Sneefee; to be continued] "What have I done?"

When Mikey gets the answer to why he can't stay still, some of the family don't take it too well. It's up to his big brother give him back his confidence, and Mikey learns something new about him in the process. 2012 based.

Raphael and Leonardo are trapped in the rubble of an abandoned building after getting into a fight at the lair.

North finds a letter Jack wrote a long time ago, only a few short years after becoming Jack Frost. It's a letter of particular interest to North. It's a letter…to Santa. North and Jack father/son bonding and sweetness. Guardians as family. Complete.

[TMNT2012] - Leonardo is attacked and injured by Karai and is slowly dying. His family begins to worry and Raphael feels guilty. Mild description of blood. Rated T. - COMPLETED

Tragic hero: A protagonist with a tragic past. Very AU. Only three of the five remain. Two remain in hiding while the third hunts them down. Michaelangelo, now bitter, raises a warrior to destroy his hated enemy, who was once a loved family member. COMPLETE

In the late 1800's, Leo just got back from his tour across the world for three years with his brother Usagi intime for Christmas. Now he has to adapt to the role he missed more then anything

(High School AU) When four friends are forced to ask the school loner, Jack Frost, to help them with this year's Christmas benefit none of them think he's going to agree, but he does. Things are about to get interesting and they're going to discover that there's more to Jack than meets the eye.

The turtles face a sniper with potentially tragic Will they escape with their lives? Leo POV first half then Don POV Accurate sniper tactics WARNING: Blood ONESHOT

AU Story-A prophecy names a set of brothers the Princes that will bring peace to the realm. How does one slave change what everyone knows? The answer to that question resides within Kame.

*2012 'verse* After a raid on TCRI goes wrong, Leo is transported ten years into the future, where Shredder and the Foot rule with an iron fist. Leo must fight to find a way home, but things get complicated when he learns this futures darkest secret... *Rating for violence and mild language*

This is a set of three one-shots I wrote because I was wondering what would happen if Leo returned before Karai's attack and met up with his brothers. I won't have Karai attack in any of these one-shots though, this is just Leo meeting up with his brothers. Please review.

When the Man in the Moon is found dying, everyone blames Pitch. Jack's not so sure, until his quest for answers reveals something no one is prepared for.

Leo makes a vow to protect his brothers from anything.

During the War 4 babies were separated and sent to different countries. After 22 years later while living their own life and trying to find their real family, the Final War for the Trump starts. 4 brothers, now enemies but with few trying to be together is going to do something about 4 countries; Spade, Diamond, Clubs, and Heart. TurtlesxOC AU 6000 views! thank you!

There's a boy we all know, sitting in the corner of his bedroom. Do you want to know his secret? His little mystery? Suicidal thoughts.

Wind didn't know what to think of the boy the moon pulled from the ice, but she was willing to stick around to find out. Rated T for later chapters just to be on the safe side.

A mistake in judgement after a battle leaves the family shattered. Is there anything than can be done to fix their mistake? Or is it too late?

Leonardo is lost in the ancient past

'"It is time Jack Frost." Her voice boomed in a thunderous bellow, "I've come to collect for your mischievous ways." Her eyes flashed at him as he looked her in the eyes and then Jack crumpled to the ground in agony embracing his whole body. He cried out in pain dropping his staff and just feeling searing pain all over his body.' Hope you enjoy reading

He knows that the Foot have finally gotten him, Karai has finally gotten the better of him, and he knows he's doomed. When he does open his eyes, he finds out it's much, much worse. And it's not about to get better.

Challenge: Being an AI did not mean that one was without inependent thought, nor action. Jarvis was an independent being, albit a slightly protective one. "Hello SHIELD. This is Jarvis. If any of you threaten, hurt or attempt to hack Mr. Tony Stark, I will be forced to take steps for the removal of your existence. Have a good day." "

Fluffy one-shot with Leo and his brothers. Leo can't seem to fall asleep, so he decides to put his ninja skills to good use and sneak into his brothers' rooms while they're asleep so he can check on them. What a sweet thought right? But what will he find and, more importantly, will he be found out? Read to find out! Warning: lots of brotherly love and all around cuteness! Enjoy !

All Bunnymund wanted to do was spend a little time playing with Sophie. Finding out she was related to that annoying Frostbite had not been what he'd had in mind. Fiveshot.

Mikey comes across a strange legend about the Zodiac Lion, Leo. But to Mikey it's more them just a legend...He thinks it has something to do with his brother and when a few enemies is on the same track as he is, he no longer holds doubts about the whole thing /-Bit confusing! STORY NOW OFFICIALLY OVER! REVIEWS ARE STILL WELCOMED

Raphael is stuck in a closet with an unconscious brother, and with an assassin outside. The assassin, however, is only interested in his brother. And there seems to be only one way to get his attention.

When I was a child, my mother told me stories about all of the Guardians, not that I knew that back then. She even had stories of the Boogeyman. . .before he became the Boogeyman. It seems Pitch has more demons than we thought. Jack POV-NOT slash

Leo has a fight with Raph, goes out for some air, and then is captured by the Foot. What will be the outcome? 2k3 verse

Alternate take on the SAO arc. Kirito's dual sword wielding ability turns out to be a double-edged sword when the rest of the SAO players think of him not just as a Beater but as someone who has a connection to Kayaba himself. It's not just the PKers who are out for his blood… Warning: Reviews contain spoilers.

Everything was clearly Sonic's fault. Or so Knuckles liked to think.

The turtles moved on with there own life, Going there separate ways. But when past rivals return and threaten to destroy the city, Will Leonardo be able forget the past, Reunite his brothers and become one again.

Rated T for safety. Warnings inside. Something's wrong with Leo. He's blaming himself for things he can't control. Can his family help him before he does something drastic?

Leo is shot and the brothers are captured; this time, the damage done is permanent. The eldest will never be the same; the youngest has changed beyond recall; Raph lets slide his harsh exterior when he makes a friend; Don tries to fix the unrepairable.

The Ninja Turtles have never faced anything like this. And without Leo there to help...All hope seems gone R&R

Leonardo's been home for two weeks now, following his extended training mission... but to Michelangelo, his brother still seems very far away. Fortunately, Mike might be just the turtle to draw him out of his shell.

Dean is gone, vanished in a flash of light. Castiel is back, with a handprint to match Dean's and a whispered name on his lips: Michael. And Sam faces losing his brother to an archangel who fell three decades ago… Season 5 AU, set after PONR.

Mammals just don't understand.

11-old-Leonardo has finally caught them red-handed. They should NOT be sneaking out at night and going to the surface! He's only following to see what they're up to - and ONCE he finds out, they will be in SO MUCH TROUBLE! A Terrapin Tarts round robin.

When a hunt goes bad, John is left with an untenable situation.

For once Jensen isn't on the front lines during a mission, but he still finds a way to get into trouble.

Karai can hurt me, torment me, deceive me, kill me… but she cannot make me choose. It’s the typical enemy plot, to offer the chance to save one brother and only one. The choice is easy: there IS no choosing. No longer a oneshot.

PARALLE/SEQUEL STORY Raph's story about the time when he was a slave has been told. Now, it's Leo's turn...will the famiy be able to face what he tells them?

Raph's been an slave for eight years, trapped in an underground world...he didn't know one of his brothers was there too...will he have the strength to save his brother? Does the brother want Raph's help?

A king was in need of an heir for his throne. He prayed for one and got four. He prayed for their safety - and got them cursed. Thank God for these 4 young women.

Leonardo is somewhat spoilt for entertainment when a run-in with the Purple Dragons leaves him temporarily incapacitated. Family schmoop.

Splinter was to raise these four boys. All were different in their own way. Leonardo was the offspring of the Hamato family, the most powerful family of them all.. Then why doesn't he have powers?

The guys find something in Leo's room that looks like something it isn't without asking questions they destroy it. Will they realize their mistake before its too late?

An evil parasite has been feeding on mankind for thousands of years. Every twenty five years it must find a host and a sacrifice. It has found what it needs under the streets of New York.

Leonardo comes to discover more about himself and his most antagonistic brother as he helps Raphael recover from an injury. Slash. Challenge fic. COMPLETE.

Oneshot:You can pick your brother up at Tweed and Fifth. Come alone or he dies. You have twenty minutes.These words repeat themselves in Leonardo's head repeatedly as he paces restlessly... Things turn from bad to worse when a letter is sent to Leo...R&R

When Mike compares Leo to Sleeping Beauty the comparison hits home. Part 3 of my fairy tale saga for the boys!

Leo wakes up on the rooftops clueless to how he got there. The only thing he can remember is that he was out for a run. It doesn't take him long to realize that his life is in jeopardy. But will he be able to get help in time? I suck at summaries.

And Steve realizes, as he stares into Tony’s dull eyes, that it won’t be long before Death is back, this time for both of them. Contains spoilers for Secret Invasion and Civil War.

When a hunt goes completely wrong, a distraught John has to come to the rescue of his boys. Mulitple POV’s. Hurt!Sam/Dean. Rated T for language. Hurray for Season 4!

Four ninja brothers forced into slavery. Separated against their will and thought to never see each other again. Each ninja is out against overwhelming odds only to be broken in the end. The only thing that keeps them sane is the Messages on the Wall

Even the strongest people need support every once in a while.

The guys are playing cards. A strange conversation takes place.

Leonardo questions his leadership abilities in Splinter’s absence when his brother gets injured during a mission.

AU alternate universe. The forest is guarded by the Wolf Gods and the Blue Spirit. Too bad the humans want it...

A vital mistake against his youngest brother causes Leonardo almost incapable of his usual moves. Who's playing big brother now?

Leo is rescued by his brothers. But for some reason he isn't the same... does he really hate them? Can he pull through for them like he's done so many times, or is this it? The end of the line for their Fearless Leader? Leocentric

Migraines SUCK. Sick!Leo, Mikey, schmoop, done for LJ's ff100. Not turtlecest unless you choose to see it as such.

The Foot surround us, and my brother lies unconscious at my feet. There is no room for failure. Reaching down, I pick up the katana. I am Leonardo.

A young girl is about to make a very fatal mistake until a mysterious person named Leonardo intercedes.

Things have not been going well since Leo returned from his leadership training. It takes a horrific accident to finally open the family’s eyes to the conflicts and feelings of their most reserved brother.

[Drabble] It's ironic that Raph is the one to head out alone all the time, but it's Leo, following him to protect him, that finds the trouble. One night, one mistake, one possibility, one candle.

Alcohol can bring out the best and the worst in people, no reaction will be the same, not even when you're mutated turtles trained as ninja.

How did Leo lose his sight? And Raph his eye? SAINW ‘universe’ Mikey POV

Raph and Mike come under fire. Glass shatters, the world turns upside down...

After Splinter's death, Leonardo falls victim to grisly nightmares. When his brothers learn that that these night terrors are worse than they initially appear, they suddenly find themselves in the fight of their lives. Rated T for gore and character death

This is my first TMNT story. It's Leocentric, and probably not that good. I was trying to get a feel for them...

One of the turtles is diagnosed with some sort of disorder. Oneshot.

The Turtles stumble into a world where humanoid animals are the norm. Now, can they find they're way back?

Mike tries to help his brother when he's injured, can they hold on long enough for their other brothers to arrive and help? Oneshot. POSSIBLE character death. LeoMike centric.

One shot. Quasi chibi fiction. Leonardo has a journal.

Leo is dying from a poison more deadly than any other...guilt, grief and shock. At 38, his family has been ripped away from him and his life torn apart. This is his final story. COMPLETE.

Complete! Finally. Leonardo, as seen through the eyes of a Purple Dragon. Winner of best ActionAdventure in the 2005 fanfic awards!

For those who believe Leo’s only hobby is Ninjitsu, or training. Not a song fic, but some songs are mentioned. This only shows how slightly insane I am.

Raphael confronts a broken Leonardo, who, after their master's death has been carrying a dark secret that's eating him alive: an untold story Splinter shared on his deathbed. Probably the most tragic fic I've ever written.

One-shot. Mikey ran off during a training run. Problem? Oh, no. Just it's freezing outside and it's raining hail. Oh, yeah. Leo ran off after him...

Everything gone, Leo has one last thing to do. Sorry! Bad Summary! Oneshot. Warning: Character Deaths [Won Second Place for Best TearJerker, Best Sad Ending, and Thrid Place for Best Leonardo Scene in the 2005 FanFic Competition]

It was only supposed to be a game. After all, it IS a game. But the turtles will find out that this is indeed very real. And sometimes, real can mean deadly. Especially if the Legend is true, and the warrior has returned. Rated for future content. Complet

Mikey is about to find out that there is a whole 'nother side to Leo after all.

Leonardo is up early one morning and reflects on his brothers, who they are and how the all fit together.

Perfect by nature, icons of self indulgence. Just what we all need, more lies about a world that never was and never will be. Leo Centric, Evanescence song fic One shot. Complete.