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Pokemon: The Origin of Species
by DaystarEld reviews
Enter the world of Pokémon from a rational perspective. Instead of starting his journey in ignorance, Red has spent his years studying the creatures so central to his world... and he doesn't quite agree with all the information in his books. No time for rookie mistakes here: he's on a quest to discover the true nature of Pokémon, and maybe even find out where they really come from.
Pokémon - Rated: T - English - Adventure/Sci-Fi - Chapters: 54 - Words: 468,416 - Reviews: 1292 - Favs: 1,882 - Follows: 2,259 - Updated: 4/1 - Published: 10/25/2013 - Red, Leaf, Blue O./Green O. (male)
The Angel's War
by RubbishRobots reviews
SEQUEL TO THAT WHICH HOLDS THE IMAGE. Life. All normal and stuff. With jobs and houses and boring-y, woring-y things like that. Normality, as Harry Potter realises, does not attract mad men in little blue boxes, so any hope of seeing his old friend the Doctor again is pretty slim. But then Ginny Weasley notices the sky is falling, and everything goes completely to hell.
Crossover - Doctor Who & Harry Potter - Rated: K - English - Sci-Fi/Adventure - Chapters: 14 - Words: 38,242 - Reviews: 419 - Favs: 876 - Follows: 1,352 - Updated: 12/24/2017 - Published: 4/7/2013 - 11th Doctor, Harry P.
Harry Potter and the Natural 20
by Sir Poley reviews
Milo, a genre-savvy D&D Wizard and Adventurer Extraordinaire is forced to attend Hogwarts, and soon finds himself plunged into a new adventure of magic, mad old Wizards, metagaming, misunderstandings, and munchkinry. Updates Fridays.
Crossover - Harry Potter & Dungeons and Dragons - Rated: T - English - Chapters: 72 - Words: 306,355 - Reviews: 5988 - Favs: 5,401 - Follows: 6,081 - Updated: 12/1/2017 - Published: 5/7/2012
I Know Not, and I Cannot Know--Yet I Live and I Love
by billowsandsmoke reviews
Severus Snape has his emotions in check. He knows that he experiences anger and self-loathing and a bitter yearning, and that he rarely deviates from that spectrum… Until the first-year Luna Lovegood arrives to his class wearing a wreath of baby's breath. Over the next six years, an odd friendship grows between the two, and Snape is not sure how he feels about any of it.
Harry Potter - Rated: K+ - English - Chapters: 1 - Words: 32,578 - Reviews: 151 - Favs: 601 - Follows: 111 - Published: 4/30/2016 - Harry P., Severus S., Luna L. - Complete
The Sum of Their Parts
by holdmybeer reviews
For Teddy Lupin, Harry Potter would become a Dark Lord. For Teddy Lupin, Harry Potter would take down the Ministry or die trying. He should have known that Hermione and Ron wouldn't let him do it alone.
Harry Potter - Rated: M - English - Chapters: 11 - Words: 143,267 - Reviews: 737 - Favs: 3,181 - Follows: 1,496 - Updated: 4/12/2016 - Published: 3/24/2016 - Harry P., Ron W., Hermione G., George W. - Complete
Harry Potter and the Marauders of the Mind
by Moonsign reviews
Post-DH, Pre-Epilogue. The Wizarding world is slowly recovering, and Hogwarts is re-opened. Harry Potter struggles to become a good DADA teacher, but it’s hard when a large portion of his mind is commandeered by four familiar Marauders. Slash and het.
Harry Potter - Rated: T - English - Humor/Family - Chapters: 27 - Words: 147,069 - Reviews: 1926 - Favs: 2,398 - Follows: 2,643 - Updated: 4/6/2016 - Published: 5/5/2008 - Harry P.
Wand and Shield
by Morta's Priest reviews
The world is breaking. War and technology push on the edge of the unbelievable as S.H.I.E.L.D. desperately tries to keep the peace. Soldier and scientist no longer hold the line alone, as an ancient fire burns alongside them. The last of all wizards.
Crossover - Harry Potter & Avengers - Rated: T - English - Adventure/Supernatural - Chapters: 33 - Words: 260,787 - Reviews: 7101 - Favs: 13,110 - Follows: 14,878 - Updated: 7/22/2015 - Published: 6/2/2012 - Harry P.
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... COMPLETE.
Harry Potter - Rated: T - English - Drama/Humor - Chapters: 122 - Words: 661,619 - Reviews: 34064 - Favs: 22,421 - Follows: 17,172 - Updated: 3/14/2015 - Published: 2/28/2010 - Harry P., Hermione G. - Complete
When the Lightning Strikes
by Moriarty's Minion reviews
Part 2 of my HP/Supernatural crossover series. Harry continues to hunt with the Winchesters, but his relationship with Dean is threatened by a dark secret. Harry also gains a surprising ally in the search for his godfather. SLASH.
Crossover - Harry Potter & Supernatural - Rated: M - English - Adventure/Romance - Chapters: 13 - Words: 81,573 - Reviews: 803 - Favs: 1,586 - Follows: 2,446 - Updated: 12/3/2014 - Published: 6/13/2010 - Harry P., Dean W.
Out of the Fire and into the Cupboard
by HalfASlug reviews
There's a reason that adults don't usually play hide and seek - especially when they are nothing more than overgrown children.
Harry Potter - Rated: T - English - Humor - Chapters: 1 - Words: 6,731 - Reviews: 167 - Favs: 959 - Follows: 173 - Published: 7/24/2013 - Harry P., Ron W., Hermione G., Ginny W. - Complete
Yanked from the UK
by Moriarty's Minion reviews
HP/Bones Crossover. While investigating a murder in London, Booth and Brennan interrogate the victim's assistant, Harry Potter-Black. With his boss murdered, Harry decides to take a position at the Jeffersonian Institute under Brennan's guidance. SLASH.
Crossover - Harry Potter & Bones - Rated: M - English - Mystery/Romance - Chapters: 20 - Words: 102,051 - Reviews: 2760 - Favs: 4,108 - Follows: 5,224 - Updated: 12/31/2012 - Published: 8/31/2010 - Harry P.
Steve And The Barkeep
by Runaway Deviant reviews
Steve has a routine, and god help him if he's going to break that routine for anyone - yes, that includes you, Tony. Enter a local barkeeper with a penchant for the occult and the gift of good conversation. EWE, not slash, just a couple of guys and a few hundred drinks. Rated for fear of the thought police.
Crossover - Harry Potter & Avengers - Rated: M - English - Friendship/Supernatural - Chapters: 12 - Words: 34,438 - Reviews: 927 - Favs: 5,839 - Follows: 3,324 - Updated: 9/3/2012 - Published: 8/9/2012 - Harry P., Captain America/Steve R. - Complete
In the Company of Friends
by DarkestSight reviews
Tony wakes up feeling like crap and finds himself longing for the times he lived alone and it was a lot easier to get a simple cup of coffee.
Avengers - Rated: K+ - English - Hurt/Comfort/Humor - Chapters: 1 - Words: 7,204 - Reviews: 151 - Favs: 2,168 - Follows: 344 - Published: 6/30/2012 - Iron Man/Tony S. - Complete
Why You Don't Mess With Merlin
by ForIHaveOvercomeTheWorld reviews
Claude is new in Camelot and he doesn't understand that Merlin and Arthur's banter is normal. He wishes to teach Merlin a lesson. Will the other guards stop him in time? Will they have their own story of foolishness to tell? Whump, bromance, no slash.
Merlin - Rated: T - English - Friendship/Humor - Chapters: 7 - Words: 15,976 - Reviews: 312 - Favs: 1,417 - Follows: 391 - Updated: 10/17/2011 - Published: 9/12/2011 - Merlin, Arthur - Complete
The Dead Man in the Lab
by Sameuspegasus reviews
There's a dead man in Booth's interrogation room, and he's having an argument with an angel of the Lord. AU Post Season 5 SPN.Gen, veering dangerously towards Dean/Cas.
Crossover - Supernatural & Bones - Rated: K+ - English - Crime/Mystery - Chapters: 42 - Words: 56,229 - Reviews: 445 - Favs: 617 - Follows: 316 - Updated: 7/5/2011 - Published: 7/31/2010 - Dean W., L. Sweets - Complete
by Voice of the Nephilim reviews
Trapped within the depths of the Department of Mysteries, Harry is entangled in a desperate, violent battle against both the Death Eaters and a horrifying creation of the Unspeakables, with time itself left as his only weapon.
Harry Potter - Rated: M - English - Horror - Chapters: 1 - Words: 16,195 - Reviews: 87 - Favs: 514 - Follows: 153 - Published: 6/8/2011 - Harry P. - Complete
by Voice of the Nephilim reviews
A plague has swept across Britain, wiping out the Muggle population. Ignorant of his heritage and the magical world, a ten year-old Harry Potter is left to fend for himself against two factions, each plotting and conspiring to find him before the other.
Harry Potter - Rated: M - English - Chapters: 1 - Words: 16,348 - Reviews: 239 - Favs: 880 - Follows: 285 - Published: 4/8/2011 - Harry P. - Complete
Crossing the Line
by Ultra-Geek reviews
In which Merlin is bludgeoned, strangled, attacked, smothered, shot with glass, and tossed out a window, burned, whipped, stabbed, thrown down stairs, nearly drowned on dry land, and harpooned, and still manages to save Camelot from seven evil sorcerers.
Merlin - Rated: T - English - Humor/Adventure - Chapters: 1 - Words: 4,415 - Reviews: 315 - Favs: 2,330 - Follows: 302 - Published: 2/18/2011 - Merlin, Arthur - Complete
The Strange Disappearance of SallyAnne Perks
by Paimpont reviews
Harry recalls that a pale little girl called Sally-Anne was sorted into Hufflepuff during his first year, but no one else remembers her. Was there really a Sally-Anne? Harry and Hermione set out to solve the chilling mystery of the lost Hogwarts student.
Harry Potter - Rated: T - English - Mystery/Suspense - Chapters: 11 - Words: 36,835 - Reviews: 1684 - Favs: 4,284 - Follows: 1,388 - Updated: 10/8/2010 - Published: 8/16/2010 - Harry P., Hermione G. - Complete
You Leave the World Behind
by Moriarty's Minion reviews
Part 1 of a HP/Supernatural crossover series. After an incident with the veil, Harry starts a new life in California. There he finds the Winchester family and a new destiny. H/D. SLASH. COMPLETE. Winner of TWO Always Hoping Fanfiction Awards.
Crossover - Harry Potter & Supernatural - Rated: M - English - Adventure/Drama - Chapters: 17 - Words: 106,540 - Reviews: 1333 - Favs: 2,846 - Follows: 1,406 - Updated: 9/19/2010 - Published: 10/12/2009 - Harry P., Dean W. - Complete
by ShadowoftheMoon6 reviews
There is one rule that is never to be broken under King Arthur rule, 'Never touch the stone statue in the west courtyard.'
Merlin - Rated: K - English - Angst - Chapters: 1 - Words: 316 - Reviews: 10 - Favs: 26 - Follows: 8 - Published: 12/7/2009 - Merlin, Arthur
The Knights Have a Thousand Eyes
by Stakeaclaim reviews
In which Arthur is out of sorts. His manservant leaves a lot to be desired, Morgana is scary, Merlin's 'luck' is becoming too noticeable, his knights need to learn some lessons, and they're beginning to act very strangely. Arthur blames Merlin. COMPLETE
Merlin - Rated: T - English - Friendship/Romance - Chapters: 10 - Words: 74,232 - Reviews: 553 - Favs: 1,989 - Follows: 445 - Updated: 10/20/2009 - Published: 6/7/2009 - Arthur, Merlin - Complete
by Worfe reviews
Harry Potter never had much luck, being sent to his parents’ past should have been expected. 'Complete' Time travel fic.
Harry Potter - Rated: T - English - Supernatural - Chapters: 13 - Words: 130,020 - Reviews: 2137 - Favs: 9,184 - Follows: 2,607 - Updated: 7/7/2009 - Published: 4/15/2008 - Harry P., James P. - Complete
Dreams and Nightmares
by wheatear reviews
The line between fiction and reality is blurred when the Doctor and Donna land in Hogwarts. But as they are about to discover, the imagination can be both a wonderful and terrifying thing. Complete.
Crossover - Doctor Who & Harry Potter - Rated: K - English - Adventure - Chapters: 1 - Words: 10,517 - Reviews: 38 - Favs: 117 - Follows: 12 - Published: 9/22/2008 - 10th Doctor, Donna N., Remus L. - Complete
Just a Random Tuesday…
by Twisted Biscuit reviews
A VERY long Tuesday in the life of Minerva McGonagall. With rampant Umbridgeitis, uncooperative Slytherins, Ministry interventions, an absent Dumbledore and a schoolwide shortage of Hot Cocoa, it’s a wonder she’s as nice as she is.
Harry Potter - Rated: K+ - English - Humor - Chapters: 3 - Words: 58,525 - Reviews: 466 - Favs: 1,971 - Follows: 327 - Updated: 10/1/2006 - Published: 8/26/2006 - Minerva M., Dolores U. - Complete
To Face the Wolf
by Maglor's finch reviews
In the Hogwarts dungeons, Snape finds a mysterious, badly wounded stranger. He appears to be bitten by a werewolf. What happened? Timeframe: Prisoner of Azkaban. Crossover with Tolkien's Silmarillion. Complete.
Crossover - Harry Potter & Silmarillion - Rated: T - English - Mystery - Chapters: 18 - Words: 58,497 - Reviews: 156 - Favs: 214 - Follows: 41 - Updated: 8/20/2006 - Published: 4/18/2006 - Remus L. - Complete