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The Difference One Man Can Make
by joen1801 reviews
After the Battle of Hogwarts, Harry Potter decided to travel the world. Twelve years later when a new threat attempts to destroy the progress made in Britain he returns home to deal with the situation. During the fight that puts down the small group of upstarts Harry finds himself in a world of ice and fire
Crossover - Harry Potter & Game of Thrones - Rated: M - English - Adventure - Chapters: 6 - Words: 75,750 - Reviews: 699 - Favs: 1,644 - Follows: 1,898 - Updated: 5/17 - Published: 3/22
Harry Potter and the Nightmares of Futures Past
by S'TarKan reviews
The war is over. Too bad no one is left to celebrate. Harry makes a desperate plan to go back in time, even though it means returning Voldemort to life. Now an 11 year old Harry with 30 year old memories is starting Hogwarts. Can he get it right?
Harry Potter - Rated: T - English - Adventure/Romance - Chapters: 41 - Words: 409,130 - Reviews: 13281 - Favs: 16,890 - Follows: 15,869 - Updated: 4/7 - Published: 10/28/2005 - Harry P., Ginny W.
A Long Journey Home
by Rakeesh reviews
In one world, it was Harry Potter who defeated Voldemort. In another, it was Jasmine Potter instead. But her victory wasn't the end - her struggles continued long afterward. And began long, long before. (fem!Harry, powerful!Harry, sporadic updates)
Harry Potter - Rated: T - English - Drama/Adventure - Chapters: 11 - Words: 155,338 - Reviews: 432 - Favs: 1,308 - Follows: 1,386 - Updated: 3/31 - Published: 11/19/2013 - Harry P., Ron W., Hermione G.
The Lonely Company
by Kamen Rider Gaim reviews
As the Master of Death, Harry cannot be taken by time. His friends were allowed to live out their lives, while he remained unchanged until they finally passed on. With nothing left to live for in his world, he sought out a new world, where he will find new friends and more danger than he's ever been in before. Middle-Earth might never be the same again, after Harry's done with it.
Crossover - Harry Potter & Hobbit - Rated: T - English - Adventure/Fantasy - Chapters: 6 - Words: 47,617 - Reviews: 407 - Favs: 1,748 - Follows: 2,251 - Updated: 1/25 - Published: 1/5 - [Harry P., Tauriel]
Harry Lokison the Trickster's Heir
by dglsprincess105 reviews
A Marvel What If continuity: How things would have been different if Odin had placed Loki in the mortal body of James Potter? hey everyone! I'm alive!
Crossover - Harry Potter & Thor - Rated: K+ - English - Family/Humor - Chapters: 12 - Words: 125,872 - Reviews: 1041 - Favs: 2,801 - Follows: 2,991 - Updated: 12/13/2014 - Published: 5/21/2011 - Harry P., Loki L.
by Anaklusmos14 reviews
Sequel to Altered Destinies. A new threat is on the rise. This time a Primordial Goddess and her children are preparing for their own war against Olympus. Zeus has closed Olympus off from all contact with mortals. Two goddesses decide to put their own plan into action. My version of Heroes of Olympus. I do not own Percy Jackson and The Olympians or HoO. Complete!
Percy Jackson and the Olympians - Rated: T - English - Adventure/Romance - Chapters: 20 - Words: 112,681 - Reviews: 2687 - Favs: 1,913 - Follows: 1,302 - Updated: 10/28/2014 - Published: 4/14/2013 - [Percy J., Zoë N.] [Annabeth C., Jason G.] - Complete
The Chronicles of Camelot: The Snake, The Boy and the Chamber
by blackshadow111 reviews
The world is a far older and better place than the muggles believe. Harry Potter knows this very well indeed. Watch as the heir of Alexander and Arthur takes a world rotting in its mediocrity, and turns it into a utopia. With unlimited resources, an icy, brutal ruthlessness and an unparalleled mind, no one can stand in his way. No Romance, Amoral, Political Harry.
Harry Potter - Rated: M - English - Adventure/Drama - Chapters: 25 - Words: 287,441 - Reviews: 505 - Favs: 766 - Follows: 824 - Updated: 10/20/2014 - Published: 11/16/2012 - Harry P., Salazar S., Gellert G.
The fires of war and the ice that follows
by Dragon89 reviews
An unsuspecting man is dropped in a fictional war zone and must survive in a world much different than his own.
Crossover - Game of Thrones & A song of Ice and Fire - Rated: M - English - Chapters: 11 - Words: 82,697 - Reviews: 382 - Favs: 408 - Follows: 393 - Updated: 8/9/2014 - Published: 5/2/2014
Percy Jackson: Ocean Prince
by blackshadow111 reviews
Percy Jackson: The son of Poseidon and a mortal woman. Hot headed, Academically pathetic, loyal to a fault, and a complete and utter moron. What if he wasn't? What if he was none of these things? What if Gods and Monsters were actually what they're supposed to be? Speaking of that, what if the Greeks weren't the only Gods around? Meet Perseus Jackson, the Prince of the Ocean.
Percy Jackson and the Olympians - Rated: M - English - Adventure/Drama - Chapters: 3 - Words: 16,251 - Reviews: 56 - Favs: 304 - Follows: 336 - Updated: 7/19/2014 - Published: 4/14/2013 - Percy J., Poseidon
by kookyfaun3 reviews
Petunia and Vernon make mistakes. Harry plays with marbles. Marbles become more that just a game, in one little boys hand. NOT SLASH! NO PAIRING!
Crossover - Harry Potter & Lord of the Rings - Rated: T - English - Chapters: 23 - Words: 100,434 - Reviews: 302 - Favs: 785 - Follows: 910 - Updated: 8/13/2013 - Published: 6/28/2011
by Andrithir reviews
Master Chief and Cortana are rescued, and now Master Chief is headed back to Earth, figuring out his next steps. Now fixing canon issues...
Halo - Rated: T - English - Romance/Friendship - Chapters: 9 - Words: 10,414 - Reviews: 61 - Favs: 91 - Follows: 102 - Updated: 5/5/2013 - Published: 5/1/2011 - Master Chief/John-117, Kelly-087, Linda-058, Fred-104
For the end and a Second chance
by riyanna phoenixchild reviews
The final fight has come. In a desperate attempt to win Harry does a spell which ends his life, but might give him a second chance at life as well. WIP. HPLOTR
Crossover - Harry Potter & Lord of the Rings - Rated: T - English - Adventure - Chapters: 3 - Words: 9,236 - Reviews: 131 - Favs: 362 - Follows: 672 - Updated: 3/24/2013 - Published: 2/27/2009 - Harry P.
by fhrulz21 reviews
AU preHBP. Harry and Company are sent to an alternate universe where his parents are still alive, he is dead and Voldemort is still very active. The twist, they have just beaten Voldemort in their dimension by uniting Hogwarts as the Founder's Heirs. HG,
Harry Potter - Rated: T - English - Adventure - Chapters: 17 - Words: 73,585 - Reviews: 793 - Favs: 1,677 - Follows: 2,034 - Updated: 1/22/2013 - Published: 12/11/2005
by Joshua The Evil Guy reviews
YAHP/GHF. Harry is repeating the worst day of his life over and over again. Department Of Mysteries Day.
Harry Potter - Rated: M - English - Suspense/Mystery - Chapters: 17 - Words: 203,219 - Reviews: 544 - Favs: 872 - Follows: 725 - Updated: 12/12/2012 - Published: 5/5/2011 - Harry P. - Complete
A Goa'uld's Life (Old Version)
by Respite88 reviews
A new version has been posted, you can find it on my profile.
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - English - Sci-Fi/Adventure - Chapters: 10 - Words: 24,899 - Reviews: 336 - Favs: 463 - Follows: 488 - Updated: 6/14/2012 - Published: 4/25/2012 - Harry P.
Harry Potter and the Power of Revenge
by God of Death and Disease reviews
Meet a new Harry Potter. After the death of his godfather our hero is driven beyond what he can take. In a fit of rage and grief our hero unlocks a power to equal all. With half the world against him Harry unleashes a war of magic never seen before.
Harry Potter - Rated: M - English - Fantasy/Sci-Fi - Chapters: 30 - Words: 476,408 - Reviews: 531 - Favs: 914 - Follows: 716 - Updated: 4/24/2012 - Published: 9/5/2005 - Harry P. - Complete
A New Dawn
by AlexanderD reviews
SG1, Atlantis, and SGU all work towards a brighter future. Past conflicts heat up more than imagined, and a long wondered question is answered. Ancients, Tauri, Asgard, Furling, and a few others thrown in. This ties up the loose ends the writers left us.
Stargate: Universe - Rated: T - English - Sci-Fi/Adventure - Chapters: 74 - Words: 295,200 - Reviews: 1258 - Favs: 538 - Follows: 395 - Updated: 4/16/2012 - Published: 4/29/2011 - Complete
by lywrin reviews
the britsh wizarding world worships merlin like a god. the white council respects him so much they named the title of their highest office after him. but what happens when his greatest magic begins to fall? what will it take for the world to become one?
Crossover - Harry Potter & Dresden Files - Rated: T - English - Chapters: 1 - Words: 452 - Reviews: 3 - Favs: 8 - Follows: 13 - Updated: 3/17/2012 - Published: 8/14/2011 - Harry P.
by andrewjameswilliams reviews
Joint fic with Keiran Halcyon and Wolf of Dawn. An AU reimagination of Stargate SG-1.
Stargate: SG-1 - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 8 - Words: 78,256 - Reviews: 369 - Favs: 914 - Follows: 875 - Updated: 2/28/2012 - Published: 11/12/2010
The Chronicles of Harry Holmes
by ZenoNoKyuubi reviews
What if the Dursleys gave Harry the Sherlock Holmes books when he was a child to make sure he knew that there was no such thing as magic? What if he did everything to become just like Holmes? May seem rushed, but more coming. Sequel in the making!
Harry Potter - Rated: T - English - Adventure/Mystery - Chapters: 19 - Words: 112,160 - Reviews: 1174 - Favs: 2,518 - Follows: 1,166 - Updated: 11/8/2011 - Published: 10/23/2011 - Harry P., Neville L. - Complete
by prometheus55 reviews
After the battle with the Collectors, the Normandy tries to return to the Terminus systems. Unfortunately things don't go as planned and now the remnants of the crew must find a way home. However intentions and outcomes are rarely similar for Shepard. -ON HIATUS.
Crossover - Stargate: SG-1 & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 16 - Words: 128,713 - Reviews: 407 - Favs: 710 - Follows: 745 - Updated: 10/23/2011 - Published: 2/19/2010 - Shepard (F)
Harry Potter and the Ascension of Ra
by Apocalypse Thou reviews
Voldemort has been vanquished from power and Harry from Britain. Aiming to start a new life in muggle America Harry moves to what he thinks is a small quiet town to start over. His destiny has just begun.HP/LoisLane. Begins Season 4.
Crossover - Harry Potter & Smallville - Rated: M - English - Supernatural - Chapters: 34 - Words: 286,117 - Reviews: 2500 - Favs: 3,368 - Follows: 3,363 - Updated: 2/19/2011 - Published: 1/30/2009 - Harry P., Lois L.
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: 3591 - Favs: 7,472 - Follows: 7,224 - Updated: 6/22/2010 - Published: 7/7/2009 - Harry P.
Harry Potter and Merlin's Reaper
by Clell65619 reviews
Harry's world ends as everyone he loves is killed when the Death Eaters attack Bill and Fleur's wedding. Is there such a thing as a Second Chance? Various Ships. Dark world, Sexual situations, Slavery, Extremely AU. Very damaged people.
Harry Potter - Rated: M - English - Drama/Angst - Chapters: 28 - Words: 57,835 - Reviews: 939 - Favs: 1,459 - Follows: 984 - Updated: 1/12/2010 - Published: 8/27/2007 - Harry P., Susan B. - Complete
Enter the Dragon
by Doghead Thirteen reviews
It began with a quirk of timing. It continued because dragons, such as what 8-year-old Harry Potter just turned into, are large and difficult to control. Fortunate for everyone he's a nice kid, eh? Shadowrun and Rifts crossover. You have now been warned.
Crossover - Harry Potter & Shadowrun - Rated: T - English - Humor/Adventure - Chapters: 1 - Words: 41,653 - Reviews: 462 - Favs: 1,952 - Follows: 1,798 - Published: 12/16/2009 - Harry P.
by DarthBill reviews
Harry has been feeling lethargic since his tenth birthday when suddenly he has more energy than he needs. AU story for all seven years. HarryMulti nothing serious. SmartPowerful!Harry.
Harry Potter - Rated: M - English - Humor - Chapters: 25 - Words: 48,757 - Reviews: 1568 - Favs: 3,959 - Follows: 2,149 - Updated: 8/25/2009 - Published: 1/26/2006 - Harry P. - Complete
by Jezaray reviews
Harry was born cursed, but didn't know until he fell through a portal to another world. There people have wings and hate him for his curse, but it gives him power: power to change this new world as well as his own. AU after 5th year.
Harry Potter - Rated: M - English - Adventure/Suspense - Chapters: 53 - Words: 210,613 - Reviews: 1152 - Favs: 1,341 - Follows: 712 - Updated: 8/3/2009 - Published: 12/3/2005 - Harry P. - Complete
by Ellerosse reviews
Harry Potter Twin to the Boy-Who-Lived dies, the Oa offer him another chance and place him in the care of Bruce Wayne/Batman read as Harry begins to take control of his magic suppassing everyone and become famous worldwide under the guise of Jason Evans
Crossover - Harry Potter & Batman - Rated: K+ - English - Adventure - Chapters: 6 - Words: 19,358 - Reviews: 149 - Favs: 465 - Follows: 566 - Updated: 7/2/2009 - Published: 6/2/2009 - Harry P., Bruce W./Batman
The Lie I've Lived
by jbern reviews
Not all of James died that night. Not all of Harry lived. The Triwizard Tournament as it should have been and a hero discovering who he really wants to be.
Harry Potter - Rated: M - English - Adventure/Romance - Chapters: 24 - Words: 234,571 - Reviews: 4193 - Favs: 8,079 - Follows: 3,696 - Updated: 5/28/2009 - Published: 2/9/2007 - Harry P., Fleur D. - Complete
by Richardson reviews
At the end of SG S-7 episode "Grace", something is found out in the outer solar system that will rock Anubis's world. No matter where it is, no matter what form it takes, wherever she goes, she always changes everything. Spoiler SG-S7.
TV X-overs - Rated: T - English - Humor/Sci-Fi - Chapters: 12 - Words: 74,761 - Reviews: 64 - Favs: 130 - Follows: 148 - Updated: 3/11/2009 - Published: 7/18/2008
by general MB reviews
Kyle Stevens, just your average 17 year old kid living the average life of any Halo fan. Well what happens when he somehow ends up in the halo universe? How will he react in a world where the game is real? How will he survive the massive Human-Covenant war? And can he change the course of Halo history for the better with the stuff he knows, or will his intervention wreak havok?
Halo - Rated: T - English - Adventure/Romance - Chapters: 39 - Words: 114,314 - Reviews: 311 - Favs: 319 - Follows: 117 - Updated: 10/20/2008 - Published: 8/28/2008 - [Kelly-087, OC] Master Chief/John-117, C. Halsey - Complete
Better than Oz's costume
by dogbertcarroll reviews
YAHF where Xander picks a costume that actually outranks Oz's fourth season Halloween costume.
Buffy: The Vampire Slayer - Rated: T - English - Parody/Humor - Chapters: 1 - Words: 1,208 - Reviews: 117 - Favs: 282 - Follows: 109 - Published: 9/25/2008 - Xander H. - Complete
Bonfire of Dreams
by Eternity's Angel of Mercy reviews
Book Three. The Varden has suffered losses and heartache after the betrayal at the Burning Plains. Another dragon egg hatching proves a good omen for the Varden, but can they really trust their newest Rider?
Inheritance Cycle - Rated: T - English - Drama/Romance - Chapters: 40 - Words: 98,079 - Reviews: 1539 - Favs: 529 - Follows: 318 - Updated: 7/16/2008 - Published: 8/28/2005 - Eragon S., Arya - Complete
Voldemort's Last Spell
by Louis IX reviews
Voldemort intended to kill the whole Potter family, but something unexpected happened. Now, the Dark Lord must face the result of a severely twisted Prophecy as well as a very old... thing. What history can Harry have after this? What history can he make?
Harry Potter - Rated: T - English - Adventure/Fantasy - Chapters: 9 - Words: 57,198 - Reviews: 645 - Favs: 1,130 - Follows: 1,310 - Updated: 3/9/2008 - Published: 11/7/2005 - Harry P.
Summer of Independence
by redfrog reviews
Set right after 5th year. Harry becomes independent. No pairings, lots of Quidditch and some Ron&Ginny&Dumbledore&Etc bashing.
Harry Potter - Rated: K+ - English - Adventure/Friendship - Chapters: 18 - Words: 131,378 - Reviews: 770 - Favs: 3,792 - Follows: 858 - Published: 7/16/2007 - Harry P. - Complete
The Chimera: More Snake than Lion
by Apocalypso-33 reviews
HIATUS AU: It does not pay to underestimate Harry Potter. Illusions are shattered as a young Lord rises to power and casts off those that deter him. Independant!Political!Powerful!Dark!Harry, HarryChoTonks
Harry Potter - Rated: M - English - Adventure/Romance - Chapters: 8 - Words: 89,232 - Reviews: 637 - Favs: 1,238 - Follows: 1,331 - Updated: 5/27/2007 - Published: 2/26/2006 - Harry P., N. Tonks
Buying Time Book 1
by highbrass reviews
HPXLoTR. Post HBP. Harry prepares for the battles to come, Voldemort is not idle. A new spell sends our hero to a new world to learn what true power really is. First in four book series. Irregular updates.
Harry Potter - Rated: M - English - Adventure - Chapters: 7 - Words: 69,330 - Reviews: 307 - Favs: 376 - Follows: 459 - Updated: 5/14/2007 - Published: 10/4/2006 - Harry P.
Harry Potter and the Power of Time
by RossWrock reviews
Now AU, 6th Year, following OoTP. Tired of the way Dumbledore and the Order treat him, and ready to face his destiny, Harry dedicates long hours to muggle and magical training to take the fight to Voldemort for a change. Slight HPGW, not shippy though.
Harry Potter - Rated: T - English - Adventure - Chapters: 29 - Words: 470,346 - Reviews: 4578 - Favs: 3,977 - Follows: 2,949 - Updated: 4/25/2007 - Published: 12/31/1969 - Harry P.
The Darkness Within
by Kurinoone reviews
What if Wormtail hadn't told Lord Voldemort the Potters hideout. What if he took Harry straight to him instead? A Dark Harry fanfic. AU Mild HG
Harry Potter - Rated: T - English - Adventure/Angst - Chapters: 65 - Words: 364,868 - Reviews: 7064 - Favs: 6,741 - Follows: 1,948 - Updated: 12/24/2006 - Published: 4/26/2006 - Harry P., Voldemort - Complete
Secret of the Male Veela
by Mrriddler reviews
DISCONTINUED AU GoF. Harry Potter is revealed to be the first Male Veela in a millennia. Is he up to the challenge of being the 'one? NO SLASH, powerful, political, intelligent Harry. HMulti with Fleur, Lavender, others
Harry Potter - Rated: M - English - Romance/Drama - Chapters: 16 - Words: 98,332 - Reviews: 1263 - Favs: 1,243 - Follows: 953 - Updated: 7/8/2006 - Published: 12/28/2005 - Harry P., Fleur D.
by Amelia Bedelia reviews
Lily and James hate each other. A lot. But when a prank is taken too far and Lily makes a stupid mistake and shows off to her sister about a boyfriend she doesn't have, everything tumbles downhill from there or did it?
Harry Potter - Rated: T - English - Romance/Humor - Chapters: 24 - Words: 184,796 - Reviews: 1251 - Favs: 629 - Follows: 176 - Updated: 6/12/2006 - Published: 1/31/2003 - James P., Lily Evans P. - Complete
Harry Potter and the Manipulator of Destiny
by Wheezy1 reviews
Post OotP. Harry finds that Dumbledore has been less than honest or helpful with him, takes control of his own life and finds the training he needs from others. HHr, NL, no slash. COMPLETE
Harry Potter - Rated: T - English - Chapters: 39 - Words: 175,185 - Reviews: 4892 - Favs: 6,622 - Follows: 2,044 - Updated: 4/14/2006 - Published: 1/26/2006 - Harry P., Hermione G. - Complete
Dakaath: Prince of Darkness
by LT2000 reviews
Pre!HBP AU, Dark!Harry. A mysterious summons brings Harry to Gringotts, where he learns of his true heritage as a dakaath, a demonic parallel of the veela, and of his destiny as the heir of Lord Grindelwald. HarryCho, HarryFem!OC. No slash. Discontinued.
Harry Potter - Rated: M - English - Horror/Supernatural - Chapters: 30 - Words: 220,536 - Reviews: 2417 - Favs: 2,112 - Follows: 1,214 - Updated: 3/15/2006 - Published: 1/21/2005 - Harry P., Cho C.
Harry Potter & The New Life
by SilverAegis reviews
AU & TT Post OOTP. After the war ended, Harry who is in his 7th year is accidentally transported into a AU where Neville is TBWL & where Harry is a normal boy. How will a Shadow Mage Harry get accustom to his New Life? DISC.
Harry Potter - Rated: M - English - Chapters: 12 - Words: 122,118 - Reviews: 2582 - Favs: 2,688 - Follows: 2,144 - Updated: 1/31/2006 - Published: 5/12/2005 - Harry P.
Harry Potter and the Era of Hogwarts
by Lord Ravenclaw reviews
Harry is hit with a curse and flung back to the Middle Ages. He loses his prejudice against the Dark Arts and meets some rather interesting people along his quest for knowledge and the way home. Post!OotP, Pre!HBP
Harry Potter - Rated: T - English - Adventure - Chapters: 7 - Words: 42,032 - Reviews: 646 - Favs: 1,052 - Follows: 1,034 - Updated: 1/4/2006 - Published: 12/2/2004 - [Harry P., Rowena R.]
The One True Heir of Slytherin
by Illeanah reviews
Sequel to History Retold. Harry is sent back to his own time only to find himself in utter choas. And what is the big deal with Salazar Slytherin's gift? Written before HBP. Completed!
Harry Potter - Rated: T - English - Adventure - Chapters: 19 - Words: 33,152 - Reviews: 324 - Favs: 683 - Follows: 195 - Updated: 8/16/2005 - Published: 7/31/2005 - Harry P. - Complete
by Illeanah reviews
Thrown back in time Harry has no choice but to accept the guardianship of a wizard hated throughout time Salazar Slytherin. But nothing is as it seems. There is more to snake tongue than meets the eye! COMPLETED!
Harry Potter - Rated: T - English - Adventure - Chapters: 19 - Words: 31,553 - Reviews: 344 - Favs: 973 - Follows: 279 - Updated: 7/29/2005 - Published: 7/8/2005 - Harry P. - Complete
Hero, Villain, Saviour, Conqueror
by Lady Smoothie reviews
AU, Pre HBP: In the summer after his fifth year, Harry is tried and sent to Azkaban. The catch: He's innocent. Follow Harry as he discovers his heritage... and all that comes with it. By Aerin. [COMPLETE]
Harry Potter - Rated: T - English - Drama/Angst - Chapters: 32 - Words: 82,570 - Reviews: 1744 - Favs: 2,114 - Follows: 666 - Updated: 7/18/2005 - Published: 1/23/2005 - Harry P., OC - Complete
The Brightest Day
by Freddyfrmelmst reviews
Xander is granted a boon from the gods
Buffy: The Vampire Slayer - Rated: T - English - Adventure - Chapters: 1 - Words: 852 - Reviews: 4 - Favs: 4 - Follows: 7 - Published: 2/28/2005 - Xander H.
Hem Hem This, Hem Hem That
by MissSugarQuill reviews
James Potter. Watch as his head deflates! Slowly... but surely. And all for a GIRL. Lily Evans. With 'lil kisses, disturbing talks and echidnas along the way. Yay.
Harry Potter - Rated: T - English - Romance/Humor - Chapters: 18 - Words: 52,050 - Reviews: 661 - Favs: 175 - Follows: 22 - Updated: 1/8/2004 - Published: 9/13/2003 - Lily Evans P., James P. - Complete