Alex Chattington is the new fifth year at hogwarts. Having spent four years at beauxbatons she finally moved to her native land, only to meet two extraordinary people. Who are Sherlock Holmes and John Watson? New friends? New enemies? Or more?

Take one school of Witchcraft and Wizardry, add a brilliant sociopath and his loyal companian, mix in a bit of magic, Dark Lords, possible Hufflepuffs and what do you get? Answer: Chaos... and some pretty miffed Hufflepuffs.

In which Mycroft distrusts fate.

Two other boys meet on that fateful day Harry and Ron do. Sherlock and John. And then their Hogwarts journey truly begins. What adventures await them in that seven years and beyond? Find out here.

Neville is dropping off a gift for a friend of his Gran's when he meets the world's only consulting detective. Sherlock is curious, and Neville simply wants to not have 'breaker of statute of secrecy' on his records.

For Mint Pizza Queen's 1000 Themes challenge. Not just Sherlock and Harry Potter, but these are the ones I'll probably write for the most. Possible crossovers, pairings and crack.

POTTERWHOLOCK AU! Sherlock Holmes is about to start his first year at Hogwarts School of Witchcraft and Wizardry, alongside Harry Potter, Ron Weasley and Hermione Granger. But what is going on at the school, and who is John Smith? Based on Book 1 of HP

Los rumores en aquel Castillo eran lo peor. John Watson normalmente podía ignorarlos, la mayoría de las veces. Esta vez ellos serán el centro de los rumores. /Johnlock/

Harry can't even seem to get this whole dieing thing right. Whisked away from death and told to watch Sherlock Holmes was well and good when he was first asked but no one told him what a complete jerk he was!

Body parts in the fridge, midnight violin screeches, and a 'not-really-zombified' flatmate? A young family's move to 221C really shouldn't have caused John Watson alarm. But nothing could be merely ordinary around Sherlock Holmes.

"Je présume alors que tu dois connaître la raison de ma venue" fit Dumbledore "Oui, et ne comptez pas sur moi dans cette affaire.Vous savez très bien pourquoi j'ai abandonné l'Ordre du Phénix il y a une dizaine d'années de cela" Post tome 4 HP. New ch!

Albus Severus Potter never fit in. That's why he left home at the age of 17 and hasn't been back for ten years. He's made his own life as Sherlock Holmes, the brilliant consulting detective. But a murder the aurors can't hope to solve forces him to return

A Sherlock/Harry Potter AU where some of the key characters are professors at Hogwarts. Originally posted on my Tumblr.

Harry Potter meets Sherlock Holmes three times in his life. The first time he met him, he forgot. The second time he met him, he didn't. The third time he met him, he wished he could.

John and Sherlock are invited to Sherlock's parents' home for the holidays. Getting invited by a howler wasn't exactly how John expected it to happen. This is the bedtime story version of what happened. - Sherlock Post Reichenbach - AU Harry Potter OoTP

Clever, cunning, ambitious - all the qualities of a perfect detective. A classic partnership in a modern magical world. Rating may change.Post Hogwarts. Not Epilogue compliant. Dramione.

¿Y si Severus hubiera tenido un verdadero amigo cuando era pequeño? Alguien que hubiera estado a su lado incluso en los peores momentos. ¿Y si ese amigo fuera alguien tan especial como el mismísimo Severus? Crossover. Severus/Sherlock. GEN. NO SLASH.

The crime scene and Scotland Yard is getting turned on it's head and all because of 1 woman. So who is Irene and what does that have to do with Sherlock Holmes? HG/IAxSH/SS

Harry Potter moves to 221c Baker street, Sherlock moves back in, John is confused, Mycroft is annoyed and Hetalia characters may show up. Johnlock, and others!

"Have you ever met someone so brilliant and fantastic and absolutely surreal that you know straightaway that you can trust them, and you can feel this connection with them, but you can't explain it really in words? You just feel it."

Harry's entered his school classroom to find there's a new teacher. The man, Sherlock Holmes, has only been there five minutes and I think he's trying to kill me! I wouldn't put it past Uncle Vernon to put him up to it..

Whenever you were lucky enough to see her she was always smiling... JW/LL Freeverse. Post Reichenbach Falls and DH. Completely EWE.

Part 3 of my series, The Brave and The Cunning, in which Sherlock has an admirer who likes to play his own sort of game, using the golden snitch as a timer. Rated for pre-slash.

Anderson wants to be a hero, so he goes and tries to solve mystery all on his own. What he doesn't expect is a twin that finds his methods borderline sexual harassment.

Jim Moriarty / Hermione Granger song-fic based off of the song "Undisclosed Desires" by Muse. R / R!