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Harry Potter and the Methods of Rationality
by Less Wrong reviews
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... Ch. 112: Failure, Pt. 2.
Harry Potter - Rated: T - English - Drama/Humor - Chapters: 112 - Words: 619,173 - Reviews: 26170 - Favs: 15,307 - Follows: 14,129 - Updated: 2/25 - Published: 2/28/2010 - Hermione G., Tom R. Jr.
Hogwarts Battle School
by Kwan Li reviews
AU. Voldemort kills Dumbledore but is defeated by a child. In the aftermath, Snape becomes the Headmaster and radically changes Hogwarts. Harry Potter of House Slytherin begins his Third Year at Hogwarts Battle School and realizes that friend and foe are too similar for his liking. Competing with allies and enemies, Harry finds there is a cost to winning.
Harry Potter - Rated: M - English - Adventure/Romance - Chapters: 44 - Words: 304,973 - Reviews: 1622 - Favs: 1,841 - Follows: 2,199 - Updated: 1/22 - Published: 7/31/2012 - Harry P., Hermione G., Severus S.
Harry Potter and the Boy Who Lived
by The Santi reviews
Harry Potter loves, and is loved by, his parents, his godfather, and his brother. He isn’t mistreated, abused, or neglected. So why is he a Dark Wizard? NonBWL!Harry. Not your typical Harry’s brother is the Boy Who Lived story.
Harry Potter - Rated: M - English - Adventure - Chapters: 12 - Words: 147,796 - Reviews: 3726 - Favs: 6,842 - Follows: 6,835 - Updated: 1/3 - Published: 9/3/2009 - Harry P.
A Necessary Gift: A Harry Potter Story
by cosette-aimee reviews
The war drags on after Voldemort's defeat and the Order of the Phoenix is fighting a losing battle. When Harry is hit by yet another killing curse, he wakes up years in the past and in an alternate reality. As an unknown child in a foreign world, Harry has a chance to change the outcome of the war - while dealing with new magical talents, pureblood politics and Black family drama.
Harry Potter - Rated: T - English - Family/Adventure - Chapters: 23 - Words: 160,554 - Reviews: 2834 - Favs: 6,331 - Follows: 7,647 - Updated: 9/14/2014 - Published: 1/20/2011 - Harry P., Sirius B.
The Prince That Was Promised
by cxjenious reviews
He remembered being Harry Potter. He dreams of it. He dreams of the Great Other too, a creature borne of ice and death with eyes red as blood and an army of cold, dead things. He is only the 2nd son of the King, a spare, but that changes when things rather left in the dark come to light, and Westeros is torn asunder by treachery and ambition. Winter is coming... but magic is might.
Crossover - Harry Potter & Game of Thrones - Rated: M - English - Fantasy/Drama - Chapters: 9 - Words: 100,767 - Reviews: 2067 - Favs: 5,231 - Follows: 5,752 - Updated: 5/2/2014 - Published: 4/19/2013 - Harry P.
A Study in Magic
by Books of Change reviews
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 unprepared for the shock of finding the cause behind Harry Potter's disappearance. BBC Sherlock HP crossover AU
Crossover - Harry Potter & Sherlock - Rated: T - English - Family - Chapters: 82 - Words: 516,000 - Reviews: 4518 - Favs: 4,484 - Follows: 4,264 - Updated: 3/28/2014 - Published: 11/24/2011 - Harry P., Sherlock H., John W. - Complete
Harry Potter: The Last Avatar
by The Sorting Cat reviews
Why is Harry Potter considered the worst firebender in Gryffindor? Why doesn't he want to be noticed? Probably the same reason he dreams of drowning every night. [Harry Potter characters in an AU with magic replaced by the elemental powers of Avatar: The Last Airbender / Legend of Korra. Full summary inside.]
Crossover - Harry Potter & Avatar: Last Airbender - Rated: T - English - Adventure/Suspense - Chapters: 15 - Words: 135,342 - Reviews: 1073 - Favs: 2,066 - Follows: 2,463 - Updated: 1/7/2014 - Published: 10/16/2012 - Harry P.
by Lord Silvere reviews
Harry is a prisoner, and Bellatrix has fallen from grace. The accidental activation of Bella's treasured heirloom results in another chance for Harry. It also gives him the opportunity to make the acquaintance of the young and enigmatic Bellatrix Black as they change the course of history.
Harry Potter - Rated: T - English - Chapters: 46 - Words: 392,449 - Reviews: 6733 - Favs: 8,196 - Follows: 6,550 - Updated: 9/21/2013 - Published: 11/14/2009 - Harry P., Bellatrix L. - Complete
C'est La Vie
by cywscross reviews
A year after the war ends, Fate takes the opportunity to toss her favourite hero into a different dimension to repay her debt. A new life in exchange for having fulfilled her prophecy. Harry just wants to know why he has no say in the matter. And why Fate thinks that his hero complex won't eventually kick in. Then again, that might be exactly why Fate dumped him there.
Harry Potter - Rated: T - English - Adventure/Friendship - Chapters: 9 - Words: 107,884 - Reviews: 3891 - Favs: 8,157 - Follows: 8,500 - Updated: 5/9/2013 - Published: 11/23/2012 - Harry P.
The Other Boy Who Lived
by Kwan Li reviews
AU. On that night, Neville Longbottom was the child that You-Know-Who marked as his equal. Surprisingly, Longbottom lived through He-Who-Must-Not-Be-Named's Killing curse. Fourteen years later, the Boy-Who-Lived and Harry confront their destinies.
Harry Potter - Rated: M - English - Adventure/Suspense - Chapters: 43 - Words: 251,803 - Reviews: 912 - Favs: 1,077 - Follows: 772 - Updated: 6/1/2012 - Published: 4/11/2009 - Harry P., Hermione G., Draco M., Neville L. - Complete
The Thief of Hogwarts
by bluminous8 reviews
Summary: AU Young Harry learns to steal as he is fed up from his deprivation of his wants and needs by his guardians. A Thief is born in Privet Drive.
Harry Potter - Rated: M - English - Humor/Adventure - Chapters: 19 - Words: 105,046 - Reviews: 3546 - Favs: 7,274 - Follows: 7,061 - Updated: 6/22/2010 - Published: 7/7/2009 - Harry P.
by GenkaiFan reviews
Harry has had enough of seeing his reputation shredded in the Daily Prophet and decides to do something about it. Only he decides to embrace his Slytherin side to rectify matters.
Harry Potter - Rated: T - English - Drama/Humor - Chapters: 32 - Words: 74,506 - Reviews: 7956 - Favs: 14,433 - Follows: 6,252 - Updated: 6/21/2010 - Published: 12/3/2009 - Harry P. - Complete
Oh God Not Again!
by Sarah1281 reviews
So maybe everything didn't work out perfectly for Harry. Still, most of his friends survived, he'd gotten married, and was about to become a father. If only he'd have stayed away from the Veil, he wouldn't have had to go back and do everything AGAIN.
Harry Potter - Rated: K+ - English - Humor/Parody - Chapters: 50 - Words: 162,639 - Reviews: 10091 - Favs: 12,160 - Follows: 5,036 - Updated: 12/22/2009 - Published: 9/13/2008 - Harry P. - Complete
The Double Agent
by bourkem reviews
A Harry Potter Oneshot. Follow Harry's journey through the shadows of the war with Lord Voldemort, and watch as he does everything necessary to ensure the survival of his family. Non-BWL Harry! BigBrotherHarry! Rated M to be safe.
Harry Potter - Rated: M - English - Adventure/Suspense - Chapters: 1 - Words: 15,354 - Reviews: 297 - Favs: 1,752 - Follows: 312 - Updated: 7/28/2009 - Published: 5/31/2009 - Harry P. - Complete
Knowledge is Power
by Nkari127 reviews
AU. Harry is two years older than canon and raised by Remus. Neville is BWL. Story of Harry's search for knowledge to cure his mother. Snarky characters, witty humor, Quidditch, deeply developed OCs. Harry/Fleur.
Harry Potter - Rated: M - English - Fantasy/Adventure - Chapters: 29 - Words: 298,836 - Reviews: 379 - Favs: 2,505 - Follows: 1,250 - Published: 6/16/2009 - Harry P., Fleur D.
Child Of The Light, Prodigy Of The Dark
by dyly reviews
Harry is overlooked as his twin brother Caleb is heralded as the Boy Who Lived. Determined to be better than Caleb and with an IQ that’s off the scale, Harry is left to his own devices to try and reach his full potential. Which side will he choose?
Harry Potter - Rated: T - English - Drama/Adventure - Chapters: 7 - Words: 43,375 - Reviews: 703 - Favs: 1,808 - Follows: 2,301 - Updated: 12/11/2008 - Published: 6/14/2008 - Harry P.
A Black Comedy
by nonjon reviews
COMPLETE. Two years after defeating Voldemort, Harry falls into an alternate dimension with his godfather. Together, they embark on a new life filled with drunken debauchery, thievery, and generally antagonizing all their old family, friends, and enemies.
Harry Potter - Rated: M - English - Chapters: 31 - Words: 246,320 - Reviews: 5283 - Favs: 9,344 - Follows: 2,784 - Updated: 4/7/2008 - Published: 2/18/2007 - Complete
Harry Potter and the Hero's Path
by TheJackOfDiamonds reviews
AU Ritually abused by the Dursley's, young Harry Potter learns to count on himself. After discovering magic at a young age, he practices to become stronger to protect those weaker than him. Full Summary inside.
Harry Potter - Rated: T - English - Adventure - Chapters: 23 - Words: 201,769 - Reviews: 3438 - Favs: 4,003 - Follows: 3,915 - Updated: 12/24/2006 - Published: 3/31/2006 - Harry P.
The Lovegood Files
by deews reviews
If one were to search the 6th year Ravenclaw dormitory, they'd find a file cabinet with very interesting contents . . . Merry Christmas, Opalish!
Harry Potter - Rated: K+ - English - Humor/Romance - Chapters: 1 - Words: 3,280 - Reviews: 52 - Favs: 41 - Follows: 19 - Published: 12/24/2005
Sort: Category . Published . Updated . Title . Words . Chapters . Reviews . Status .
What Could Have Been reviews
Albus Dumbledore never defeated Grindlewald. This caused a turn of events that led Grindlewald's rule for over a century. Meet Harry Potter, a complete different person, in a complete different world.
Harry Potter - Rated: T - English - Adventure - Chapters: 5 - Words: 22,542 - Reviews: 7 - Favs: 9 - Follows: 16 - Updated: 5/10/2012 - Published: 4/27/2011 - Harry P.
The Love of a Woman reviews
ONE-SHOT. The tale of how love can go too far. Dark.
Harry Potter - Rated: M - English - Horror - Chapters: 1 - Words: 2,087 - Reviews: 2 - Favs: 1 - Published: 2/14/2011 - Draco M. - Complete