"It was an accident." That was what Zuko had said to his crew when he used an element he hadn't been meant to. He wasn't the Avatar. The Avatar was supposed to be in the Earth Kingdom, hidden by its walls. Unless the old Avatar had died long ago ... and had already been replaced fifteen years ago. AU.

Working a case, Dean and Sam run into a problem, and they make the worse decision possible: they kidnap two members of the BAU. Between Fedsitting and hunting a killer who's collecting siblings, the boys aren't having their best day ever.

It was a mission of revenge. There weren't supposed to be any survivors, but Chief Hakoda couldn't bring himself to kill the Fire Nation boy. Against his better judgment, he brought him home. A Zuko joins the Water Tribe story.

Book 5. One seeks to consume the world in fire, the other to control it with bonds. When destiny calls, all Zuko and Aang can do is try their best to follow.

Magic was not the only secret hidden in Harry's ancestry. With nothing more than an old clue and a desperate wish, Harry travels through unfamiliar places and braves unknown danger to find his family.

[Book 2] The Earth Kingdom is an impartial maze, its paths constantly twisting and turning. The Avatar and his friends have taken one path, Prince Zuko and his companions have decided upon another. Along the way, enemies and friends will be made, unexpected feelings will arise, and loyalties will be tested. Nothing is set in stone.

When Professor McGonagall went to visit Harry Watson, son of Mr. Sherlock Holmes and Dr. Watson, to deliver his Hogwarts letter, she was in the mindset of performing a familiar if stressful annual routine. Consequently, she was not prepared to find Harry Potter at 221B Baker Street. BBC Sherlock HP crossover AU

All Might finds an unwanted baby on a doorstep, and the future takes a few steps to the left. Fatherhood, Heroing, growing pains, and love. Everything and nothing changes, all at once. Erasermight.

Harry Dresden gets misplaced after the events of the Darkhallow. Suffice it to say tossed to the edge of the galaxy, he still manages to stir up trouble. After all, the universe exists to trouble Harry Dresden.

Life on Atlantis is about to get very interesting as the Trust launch their newest plan. Good thing Dean is still onboard, as the 'interesting' gets weird… fast

The truth was supposed to save Danny. Fix things. The lab, the experiments, the lies, those were all in the past. Weren't they? Sequel to Phantom of Truth. Now complete! Cover art by Paplup.

Set four years before Storm Front. A meeting that was hinted at in the books.

In the wake of tragedy, Harry returns to Hogwarts with a new ally in his personal war with Voldemort. With the help of this unlikely hero, can Harry put an end to the scourge of the wizarding world for good? A Harry PotterDresden Files crossover!

The scary thing is, when you've been stuck in a video game for long enough, it's Earth that starts looking like a dream. But I know it's not. I have to get back home...no matter how impossible it may seem. Self-insert.

Four years after "A Loss of Hope", A Princess attempting to turn the tide of the Galactic Civil War has been captured causing heroes from across the galaxy to be drawn together in a last ditch effort to end the war. And now, the fate of the galaxy has fallen into the hands of two young potential Jedi Knights: Luke Skywalker and Ezra Bridger.

When six-year-old Midoriya Izuku is kidnapped right out of his own front yard, it takes four years for them to find him again. But the boy that comes back isn't the sweet, cheerful boy that was taken. This boy is hurt and broken, and All Might finds he can't bring himself to let go. (Or alternatively, the AU where All For One chose Izuku as his protégé instead of Shigaraki Tomura.)

NEW VERSION WILL BE POSTED. SENSHI FILES FORUM ADDED.

For one reason or another Izuku moves into an apartment complex a month after having met All Might while on his journey to become a hero. The other tenants? The League of Villains! Although the poor boy is oblivious to this fact. (Or where Izuku is too adorable and ends up with a bunch of overprotective villains for a family.)

When Dean goes to sell his soul at the crossroads to bring Sam back, someone else steps in to negotiate the deal. Cas did get a sign and it sent him off into the past to change things. AU from The Man Who Would be King and All Hell Breaks Loose.

Sam Winchester is living the perfect life, until his brother Dean shows up causing the perfect storm. Their Dad is missing. Meanwhile, In Washington D.C, Dana Scully is faced with yet another supposed X-File. The unorthodox Fox Mulder, has believed to have found the "Woman in White". In Jericho, the duo are confronted with two fraudulent agents, the Winchester's.

When Maggie Dresden transferred to Hogwarts in her third year, she expected to be at least a little behind her classmates. She expected to be teased about her father being a Professor. What she didn't expect was to have monsters from the depths of Winter patrolling the school, or an escaped convict to to trying to break in and murder one of her classmates.

A triumphant war party returns with an exotic slave, a gift for the ruling house. Katara and Zuko AU

Stop Sephiroth. Save Zack. Defeat Jenova. It all seems impossible; I'm just one person. But if I'm going to be trapped here, thrust into the world of Final Fantasy VII by some forces beyond my control, then I have to at least try. Maybe along the way I'll find a way home. Self-insert.

If there's one thing Naruto knows for certain, it's that she and Sasuke will always be destined to be in the thick of it. So, reborn into a brand new world, she really shouldn't have been surprised she ended up helping fight against the rule of another tyrannical asshole. FemNaruto

Dark AU-Action/Drama. In the chaos of conflict as a Republic crumbles into an Empire, two babies are smuggled to safety to keep them safe from a Sith Emperor's attention. It will not be enough. Their lives take very different paths, one raised as the Alliance's New Hope, the other as the Empire's Son. Luke Skywalker, Han Solo, Darth Vader, Palpatine, Leia Organa. COMPLETE!

I'm seventeen. I'm a little old to be waltzing around the Pokemon world, but I guess I wasn't given much of a choice in that matter. If this is some sort of messed up dream, I hope I wake up soon...

Ex-Sergeant Karrin Murphy teams up with an investigative duo to help her kill things and save people. You know, business as usual.

There are many things Kratos has lived to regret in his life. His three-year-old son will not be one of them. Dead or alive, he will find Lloyd.

Second story in the WMC series. Dean has worked hard to keep the fuselage survivors alive while Sam has worked just as hard to keep the tail end survivors alive. What happens when they finally reunite each side? How far will Bobby and John go to figure out what happened to Dean and Sam?

Kanan found Ezra as a child on Lothal. He had simply planned to find a new home for the baby. But...the best plans often go astray. AU. Pure fluff (because with all of the death speculation going on for season 2 of Rebels, I think we could all use it.)

AU. The arrow injured the Blue Spirit instead of knocking him out, and Aang never found out his identity. Zuko made a Plan to find out more about the Avatar. He didn't expect so many truths to come from the lies.

Colossus and Shadowcat find themselves trapped in another world. They avail themselves of Chicago's only practicing wizard to find Magik and their way home. For what sinister purpose have they been diverted? Set before Turn Coat.

Am I hearing this right? I have to get to Ba Sing Se, find the Avatar, prevent him from getting killed by Azula, and also make sure no one finds out that my stubborn 3-year-old cousin is a firebender? Then again, no one said falling into a cartoon world would be easy. I knew I should've stayed home today!

Something was definitely wrong when Sam and Jess found John in their living room and heard the garbled phone message. Now years later, he sees a young man who wears Dean's face but isn't and is pulled into a world completely different yet familiar. UPDATE IN APRIL 2015!

A redeemed Vader strives to reconcile his past actions while trying to save Luke from the Emperor's grasp, and helping the Rebel Alliance... And struggles to simply survive. Post-RotJ AU.

Petunia married a biochemist, and Harry grew up reading science and science fiction. Then came the Hogwarts letter, and a world of intriguing new possibilities to exploit. And new friends, like Hermione Granger, and Professor McGonagall, and Professor Quirrell... COMPLETE.

Part of Afalstein's Recruitment Drive series. Co-written by Afalstein. Recruiting one ex-cop should have been an easy job, but instead May discovers that there are dangers out there that SHIELD never even knew existed.

In which the Master of Death finds himself reborn and Jiraiya get's confirmation of what he's always known; he has no idea what to do with a kid. Good thing this one came self-sufficient. (MoD and reborn Harry) DISCONTINUED

[Adopted by LetsWriteNow]Seven. That's how many times the ignorant fools of the council tried to kill him.

The bomb explodes as Sherlock's bullet hits it, blowing John and Sherlock into an adventure of Vikings, dragons and eel sushi. Who else will end up in this nightmare?

Sequel to Here There Be Monsters. The Winchesters and the team from the BAU meet again and the agents learn that not all monsters are human.

When a new case leads Sam and Dean back to some old (crazy) family friends, Danny finds them paying way too much attention to his ghost half for comfort and wonders whether or not this is a secret he can keep.

During the final battle, Eragon is bested by Galbatorix and in order to save him, Saphira encases them both in crystal, safe from the ravages of time. When the spell finally breaks, Eragon wakes to find himself in the presence of a modern day wizard.

The Five Year Mission is celebrating it's one year anniversary when the Enterprise encounters a colony of humans. The only problem? They shouldn't exist.

Almost a year has gone by for Harry Dresden since he left Equestria. Then he receives a strange letter from Twilight. He's glad to return, but dark rumors have spread since his first visit. A sequel to The Dresden Fillies: Strange Friends.

Peggy Carpenter, Wizard, suddenly finds herself in a strange new world with no tolerance for magic. Rated M for language and later chapters.

[Prequel to The Senshi Files: Silver Warden] It was supposed to be a simple job - find a kid's family. Of course, the kid had to be from Japan, one of two plane crash survivors, and the only lead was the other survivor of the plane crash. Poor Harry; he should know by now that when he's involved, things are only gonna get tougher and a bit more...supernatural.

Something is wrong with Obi-Wan. He's hearing voices, having strange dreams, and he thinks he's being followed by a man with blue eyes. And yet, something about it all feels very familiar, very old.

Abaddon is up to something, and Sam, Dean and Cas need to find out what before it's too late. But when 7 bodies turn up in Lebanon, Kansas, the BAU team is called in to investigate two of America's most evasive and dangerous killers. They will not relent until the Winchesters are in custody. But how do you profile a hunter? And how do you save the world from inside a jail cell?

Dean and Sam are following a string of mysterious deaths, but are they the only ones?

Maddie made a mistake, but to fix it, she made an even bigger one. Because now, in a Wyoming cemetery, Dean realizes that even using the Colt's last bullet, this is far from over.

SN pre-series / post X-Men Origins: Wolverine - Dean meets Wolverine during a solo hunt, which leads to friendship and a new job. NO SLASH Ch119 - Complete (I mean it this time!)

The Winchester brothers find themselves in a broken, desolate world where a multidimensional empire has enslaved the human race. As they learn more about their unfamiliar surroundings, they discover the gravity of the situation. Rated T for coarse language and depiction of Headcrab Zombies. Fun, fun!

Bobby had always reminded them that a hunter adapts to the situation or dies, especially since Castiel sent Sam and Dean away for their own 'good'. Well, maybe he had sent them a little too far away. Now they better adapt and quickly. "Sammy I don't think we are in Kansas anymore!" SN6/AtLA1.

It's been a month since the Impala adopted a third passenger, but the Winchesters and their little clone are still learning things about each other. For example: there's a reason Alec drinks as much milk as he does, and it's not because he likes the taste. Carbon Copy 'verse. Twoshot.

After the Enterprise crew appear just outside of Alliance territory, Malcolm Reynolds and Jim Kirk team up to find out why no one in the 26th century has ever heard of Starfleet. Or aliens, for that matter.

A crossover from the narrative perspective of Pushing Daisies, with alternate and integrated events from Hannibal. Ned the pie maker and Will Graham's worlds meet as two seemingly separate crimes become intertwined, leading to the strained yet crucial cooperation by the characters of both stories.

Stiles wakes up the morning after the rave and realizes that the trick with the mountain ash really shouldn't have worked. And because Stiles doesn't realize when to leave well enough alone, he discovers a whole mess of secrets that make his life even more complicated. Dresden/Teen Wolf Crossover, eventual Sterek.

On a holiday in London, Ned and Chuck meet Sherlock and John. Murder, mystery and bee keeping ensues!

-Details inside- Harry's on the hunt for a practitioner who may have broken the Second Law of Magic. Dean and Sam just want their damn car back. So, naturally, the three meet up in the Windy City to help bring down a bad guy that outclasses them all. Slightly Ianpala, mostly just for fun.

Sanity, safety and everything familiar is left behind when Lucifer escapes from Starfleet prison, set loose from the depths of living hell to wreak mad, merry death on those who wronged him.

Dean does not want to be a wizard and he does NOT want to go to Hogwarts, but here he is. To make matters worse, his only friend is the weird kid who is probably stalking him, and his Defense Against the Dark Arts teacher is a certified nutjob. Throw in a cursed book and a monster from the Forbidden Forest attacking the students, and this might be the worst year ever.

The first time he saw her was during a small case in a just as small country town. The girl had just been sitting there, reading quietly, but slowly tapping her foot on the floor, seeming completely focused on her book – that of cause would have been what he would have thought if he wasn't so damned used to being undercover himself. A short fiction in which Dean meets Hermione R/R

Harry Dresden has taken a lot of blows to the head over his career, and woken up in a lot of interesting places, but... aboard the Hogwarts Express in the body of an eleven-year-old boy with a lightning-bolt scar on his forehead? Yeah, that's a new one. Most people, they'd just enjoy the ride, but Dresden has read the books, and he REALLY doesn't like dark wizards...

After receiving a call from an old family friend, the Winchesters find themselves in Beacon Hills finishing a case they started in their teens, back when the creature of the week was hunting a young deputy named Stilinski and his pregnant wife. Now, the monster is back, and the hunters are needed. SPN season 8; TW post season 2. Gen.

When a kidnapped Tony DiNozzo is rescued by legendary - and supposedly dead - serial killers Dean and Sam Winchester, the NCIS team takes over the Winchester investigation. What they find is a file filled with contradictions and impossibilities. This is an attempt to cross these shows but keep both in canon. No slash. No pairings.

Tony Stark: genius, philanthropist, Iron Man. Missing, presumed dead during first Chitauri battle, 2012. Tony Stark: genius, philanthropist, Iron Man. Alive, 2252.

Cas takes to kidnapping. Now, Dean and Sam have to convince the teenage soldier he can trust them.

To escape imprisonment Ganondorf flees to Symphonia, accidentally bringing Link along with him. The fate of the chosen may be more important then anyone could have guessed.

Chicago isn't the only place the Outsiders are attacking, and Nemesis has found a new place to take root. So Nick Fury decides to turn to the Winter Court for help. Spoilers for Dresden Files! This takes place AFTER Cold Days.

The consulting detective has got a new case. Two tourists have been murdered and the only clue he has to go on is their six year old son who witnessed it all. Unfortunately it seems that Calvin, and his stuffed tiger Hobbes, aren't that keen to co-operate. Alternating fluff and angst depending on my mood.

...And when we do find each other again, we'll cling together so tight that nothing and no one'll ever tear us apart. Every atom of me and every atom of you... A series of short stories concerning the crossover universe of Supernatural and His Dark Materials.

The Winchesters deal with a town with an unusually high presence of ghosts - Amity Park. Set in season 8 of Supernatural and shortly before the finale of Danny Phantom.

[Book 1] A 21st century teenager named Dakota Robbins is tossed into the thick of a Hundred Year War, burdened with unreliable knowledge as well as a stubborn conscience. The lesson to be learned from all of this? Don't stick your hand in mysterious, glowing water and expect to walk away without a story to tell. This is the beginning of that story.

Dean's eyes squeezed shut and he took shaky breaths. "They won't call your name," he whispered desperately. "I know," Sam soothed. "And they won't call yours." Dean managed a soft snort. "I know," he lied.

Dollhouse!AU of SPN. Sam's a doll and Dean made a deal to get him a shorter sentence. But it's not with "Lucifer" that ex-FBI agent and new handler Dean Winchester is paired. [Might be a one-shot; might be TBC. Feel free to offer advice.]

Derek has been in a lot of bad situations. This one easily makes the top five. Or would, if Dean and Sam Winchester were actually acting like the sadistic psychopaths he expected them to be.

Testing a new wormhole generator Henry gets more than he bargained for when a teenage girl appears through the portal and immediately tries to blast him with lightning. The good news: she missed him. The bad news: she hit the generator instead…

When Harry Dresden agreed to go on a road trip with Thomas Raith he had few illusions this was going to be a relaxing vacation, but he never could have guessed the headaches he was going to endure upon finding himself embroiled in a secret war raging in the Northwest involving a very different kind of vampire than the ones he is used to, and a far more terrifying foe: Teen Drama.

"In which the boys travel through Amity Park and are introduced to an entity they can't quite exorcize. There is also "MEAT PIE!" and Sam and Dean stand on the other side of the generation gap... What right did a ghost have to call them "old" anyway it was already dead ?" Lizeth. SUPERNATURAL/DANNY PHANTOM CROSSOVER

A case sends Harry Dresden overseas, where he butts heads with Sherlock Holmes, working the same case. But will the case be their biggest problem?

Due to reasons unknown, Lloyd and the others have found that they have shrunk in age and appearance. Now it's a race against time to solve what happened and how to save themselves... before Cruxis gets to them first. Ch.28 up

Two-Shot. His mother is gone. His uncle is missing. And Zuko runs for his very life.

It didn't really matter to her that almost everyone saw her as a boy, because as Robin the 'Boy Wonder,' she was able to help so many people and help Batman fight the good fight. Written for YJ anon meme, features fem!Robin

Post S6. God cleans up the mess. Or, so they assume. Four years later, Dean feels a small hand grab his own and looks down to see a child's bright blue eyes. Eyes he recognizes.

When the Doctor takes a wrong turn, he and Rose find themselves aboard Serenity. Confusion, explosions, mystery, romance, and adventure ensue!

When Tony was seven, his Hunter parents were killed. John Winchester took him in, and raised him as his own. This is the story of the Winchester's. All four of them. Non-chronological order. NCIS/SPN crossover.

Four very different young mages were brought together at Winding Circle, where they changed the face of magic forever; but first, Niko has to find them.

When Harry is no longer Harry.

Ten years after ROTS, tormenting nightmares of his unborn child drive Darth Vader to extraordinary measures with unexpectedly drastic consequences. Clearly, experience has taught Darth Vader nothing... L/V, the gang, and a few OCs for flavor. COMPLETE!

Grace Bowden is still a small-time witch, but that's enough to put her square in the sights of a serial killer whose path of destruction has brought him to Chicago. White Night spoilers!

Harry Dresden's luck holds true, and Corpsetaker picks a more convenient body to hijack. AU, beginning at the climax of Dead Beat.

SPNxDF: Following 5.10 and Turn Coat: Cas is attacked and loses Dean's amulet in the Nevernever. Gabriel tells the brothers about Knights who have three swords that can be used against angels. The wizard in the Chicago yellow pages could fix everything.

Hunted by the Host’s most menacing agents, Prince Castiel races home aboard his starship, guardian of the secret plans that could not only save his charges, but the entire galaxy… Supernatural/Star Wars fusion: Dean/Castiel pairing

Grace Bowden, small-time Chicago witch, is contacted to help with a ghost problem. She just wants to help the boy-ghost, but when her path crosses that of Harry Dresden, she'll need more than good intentions to get out of it alive. Set during Dead Beat!

2009: In which young Alec is a Manticore escapee and two guys with rock salt-loaded shotguns decide they need a tiny tag-along. *Supernatural/ Dark Angel Crossover*

After Bespin and before Endor, Darth Vader is shocked to discover that Luke and Leia are twins. He's even more shocked when Imperial Intelligence reports that Organa and Skywalker are, erm, a tad closer than previously suspected. Humor, mild AU.

Protect and Serve. Fidelity, Bravery, Integrity. To what lengths would you go to uphold those oaths? When it comes to a particularly brutal and unsolvable case, the BAU just may have to resort to some more unorthodox methods. SPN/Criminal Minds crossover.

Couples are being abducted in Couer d'Couers, and the BAU decides to investigate the case. But when Chuck becomes a witness to one of the kidnappings, Ned does all he can to keep the agents from noticing the would-be dead girl.

After the siege of the North Pole, Lieutenant Jee was branded a traitor and thrown in prison. The war is over now, so what could the Firelord have in mind for him?

In a fit of hubris, Hiashi forced Hinata to attend the same Academy class as Neji. Having never been in the same class as Naruto, who shall serve as her inspiration to grow stronger? AU Team Gai: Lee, Tenten, Hinata. Gen for now. Surprisingly not crack.

He hadn't really counted on getting into a pub brawl over the color of his coat on some speck of a planet, or signing up with a crew of petty criminals. Still, he'd always wondered what really happened to those Lost Colonists from Earth...