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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: 35 - Words: 242,025 - Reviews: 717 - Favs: 1,329 - Follows: 1,658 - Updated: 9/1 - Published: 10/25/2013 - Red, Leaf, Blue O./Green O. (male)
by helnae reviews
Where a girl finds true friends when she looks within. And where friends see what lies beneath the surface.
Crossover - Worm & Cthulhu Mythos - Rated: T - English - Horror/Humor - Chapters: 16 - Words: 38,705 - Reviews: 421 - Favs: 1,429 - Follows: 1,509 - Updated: 8/29 - Published: 12/12/2013 - Skitter, OC
by Arthur Hansen reviews
Taylor Hebert never got to trigger in a locker, because the summer before her Junior year at high school, she found a pocket watch that her mother had left behind after she died.
Crossover - Doctor Who & Worm - Rated: T - English - Chapters: 3 - Words: 14,728 - Reviews: 89 - Favs: 442 - Follows: 495 - Updated: 6/25 - Published: 12/30/2013
by Ethereal Euphoria reviews
AU. Little Harry Potter knew from the moment he defied the laws of gravity and made a pebble accelerate at a freefall of 8.9 m/s 2, that he was going to have fun learning about the rules of all the known universe… and breaking every single one of them. WARNING: Sporadic Updates.
Harry Potter - Rated: T - English - Humor/Adventure - Chapters: 14 - Words: 63,349 - Reviews: 1877 - Favs: 5,507 - Follows: 7,105 - Updated: 6/5 - Published: 6/4/2008 - Harry P.
Why Kakashi Should Never Read Out Loud
by lord of the land of fire reviews
What would happen if Kakashi started reading out loud passages from his favorite book? The idea for this just occurred to me and I wrote it up. Very light hearted please don't take it too seriously!
Naruto - Rated: M - English - Humor - Chapters: 41 - Words: 36,841 - Reviews: 3416 - Favs: 2,840 - Follows: 1,599 - Updated: 5/30 - Published: 10/26/2007 - Kakashi H. - Complete
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/Drama - Chapters: 50 - Words: 349,176 - Reviews: 2033 - Favs: 2,537 - Follows: 3,029 - Updated: 5/15 - Published: 7/31/2012 - Harry P., Hermione G., Severus S., Blaise Z.
by Darkpetal16 reviews
It's not all that likely to be reborn in the Narutoverse. And it's definitely not likely to go back time in the Narutoverse after being reborn there. So then why, pray tell, does it still happen? AU / Sequel of Sakura / Time travel.
Naruto - Rated: T - English - Humor/Parody - Chapters: 17 - Words: 79,178 - Reviews: 2360 - Favs: 2,748 - Follows: 2,876 - Updated: 3/1 - Published: 10/31/2013 - Sakura H., Madara U., Hashirama S., OC
Harry Potter and the Invincible TechnoMage
by Clell65619 reviews
Harry Potter and the Marvel Universe. 5 year old Harry accompanies the Dursleys on a Business trip to Stark International, where an industrial accident kills all of Harry's living relatives. A very different Harry goes to Hogwarts. Dating, Romance, noship
Crossover - Harry Potter & Ironman - Rated: T - English - Adventure/Fantasy - Chapters: 23 - Words: 182,779 - Reviews: 5378 - Favs: 9,871 - Follows: 11,972 - Updated: 1/19 - Published: 12/7/2007 - Harry P., A. E. Stark/Tony
Harry Potter and the cryptographic key
by greatcactus reviews
This is designed to start after chapter 102 of Eliezer Yudkowsky's "Harry Potter and the methods of rationality" (google hpmor). It was written by a fan waiting impatiently (but constructively) for the story to be finished. Read it before this. As usual, characters are owned by Rowling or Yudkowsky. Update: added vignette at end.
Harry Potter - Rated: T - English - Fantasy/Adventure - Chapters: 9 - Words: 19,519 - Reviews: 31 - Favs: 53 - Follows: 36 - Updated: 10/12/2015 - Published: 10/13/2014 - Harry P., Hermione G., Tom R. Jr., Rowena R. - Complete
A Protector's Pride
by NeoRyu777 reviews
What if Ichigo had handled his Inner Hollow problem like he had everything else thrown his way? Instead of running from it, he faced it head-on? Rated M for future graphic scenes.
Bleach - Rated: M - English - Chapters: 84 - Words: 573,294 - Reviews: 5724 - Favs: 6,355 - Follows: 5,053 - Updated: 9/24/2015 - Published: 4/18/2009 - Ichigo K. - Complete
Shikamaru vs the Logical Fallacies
by FanFicBias reviews
Shikamaru is a rationalist who uses and uncovers Rational Fallacies. Current story is trying out the idea and picks up right at the end of the first Team Asuma fight against Kakuzu/Hidan. Story inspired by Harry Potter fanfic Methods of Rationality.
Naruto - Rated: T - English - Chapters: 10 - Words: 33,730 - Reviews: 29 - Favs: 48 - Follows: 76 - Updated: 9/22/2015 - Published: 2/26/2011 - Shikamaru N.
by MoonClaimed reviews
Whoever decided it was a good idea to leave Naruto alone with three twelve year olds for a YEAR should be stabbed. Repeatedly.
Naruto - Rated: T - English - Humor - Chapters: 8 - Words: 35,263 - Reviews: 928 - Favs: 3,443 - Follows: 3,512 - Updated: 9/18/2015 - Published: 4/26/2012 - Naruto U.
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: 32465 - Favs: 19,357 - Follows: 15,738 - Updated: 3/14/2015 - Published: 2/28/2010 - Harry P., Hermione G. - Complete
A Tale of Transmigration
by CrashLegacy reviews
For Taylor Hebert, death was just the beginning. Reincarnated into an alternate earth version of herself she awakens to find herself trapped in a very familiar locker. Now armed with knowledge of her previous life and the ability to not just control bugs but also manipulate their biology, Taylor sets off to do what she always wanted to: be a superhero. Spoilers abound; sorry.
Worm - Rated: T - English - Chapters: 13 - Words: 198,980 - Reviews: 576 - Favs: 1,846 - Follows: 1,997 - Updated: 3/5/2015 - Published: 12/9/2013 - Skitter, Aegis, OC
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: 301,307 - Reviews: 5493 - Favs: 4,461 - Follows: 5,110 - Updated: 2/27/2015 - Published: 5/7/2012
by ThinkingSpeck reviews
[ABANDONED] A strict single-point-of-departure fanfic of Lesswrong's epic fanfic "Harry Potter and the Methods of Rationality", diverging partway through chapter 81. If this seems interesting to you, I recommend reading hezzel's "Following the Phoenix" instead - similar premise, better-written, and actually finished.
Harry Potter - Rated: T - English - Drama - Chapters: 12 - Words: 31,343 - Reviews: 76 - Favs: 100 - Follows: 188 - Updated: 7/1/2014 - Published: 8/11/2013 - Harry P., Hermione G.
In Bad Faith
by Slayer Anderson reviews
I never pretended to know what I was doing in my last life. Why should I pretend to know anything about this one? Well, the other option is a horrific and bloody death, so...I better start learning how to be a witch. OC Self-Insert/Draco's Younger Sister. [DEAD]
Harry Potter - Rated: T - English - Supernatural/Adventure - Chapters: 6 - Words: 73,552 - Reviews: 1004 - Favs: 2,888 - Follows: 3,027 - Updated: 6/18/2014 - Published: 6/17/2013 - OC, Draco M.
Harry Potter and the Garden
by rumblestiltsken reviews
Harry has a power the Dark Lord knows not, and this time it is weaponisable. Who needs the power of love? A Comedy!Punshot.
Harry Potter - Rated: K+ - English - Humor/Adventure - Chapters: 1 - Words: 1,961 - Reviews: 31 - Favs: 81 - Follows: 23 - Published: 2/18/2014 - Harry P. - Complete
Harry Potter: Game of the Year Edition
by Flux Casey reviews
Harry Potter dies in the graveyard of Little Hangleton. GAME OVER. Start new game? Concept borrowed from Majin Hentai X and Chibi-Reaper.
Harry Potter - Rated: M - English - Adventure/Humor - Chapters: 12 - Words: 37,205 - Reviews: 1447 - Favs: 3,885 - Follows: 4,915 - Updated: 12/24/2013 - Published: 4/23/2012 - Harry P.
Thinking in Little Green Boxes
by Diresquirrel reviews
A certain young wizard ends up at 4 Privy Drive instead of 4 Privet Drive. He is raised with loving care by a cuddly Merc with a Mouth. WARNING: now with 19.96% more Death Eaters and a Rodent of Death.
Crossover - Harry Potter & Deadpool - Rated: T - English - Humor/Parody - Chapters: 48 - Words: 103,699 - Reviews: 864 - Favs: 2,038 - Follows: 1,590 - Updated: 11/21/2013 - Published: 6/28/2010 - Harry P.
Naruto: Ramen Days
by Rathanel reviews
After dying at the end of the Sand-Sound Invasion, Naruto finds that his life is governed by a strange set of rules that he is still trying to figure out. VideoGame!Naruto
Naruto - Rated: T - English - Humor/Adventure - Chapters: 14 - Words: 122,571 - Reviews: 1965 - Favs: 4,549 - Follows: 4,815 - Updated: 10/20/2013 - Published: 2/9/2012 - Naruto U.
In the Mind of a Scientist
by ZenoNoKyuubi reviews
Harry Potter wasn't raised like in canon. He was top of his class, and very intelligent, always seeking to improve things, and so he learned all kinds of things, and, upon entering Hogwarts, started studying all he could get his hands on! Intelligent!Super!Harry Later Mad Scientist!Harry Rated M for Language, Nudity, and Gore Stein-ish Harry Genres: Humor/Romance/slight Horror
Harry Potter - Rated: M - English - Romance/Humor - Chapters: 17 - Words: 82,520 - Reviews: 1932 - Favs: 5,567 - Follows: 2,939 - Updated: 5/4/2013 - Published: 9/23/2012 - Harry P., N. Tonks - Complete
The Well Groomed Mind
by Lady Khali reviews
On Halloween 1994, Harry learns his mind isn't his own. On Samhain morn, he vows to question everything. Armed with logic and an unlikely ally, Harry makes a last ditch bid to reclaim his life. The goal: survive at all costs. On Hiatus.
Harry Potter - Rated: T - English - Drama - Chapters: 27 - Words: 183,000 - Reviews: 3235 - Favs: 6,136 - Follows: 6,645 - Updated: 4/9/2013 - Published: 5/29/2012 - Harry P.
by Sarah1281 reviews
Of all the people who could be given an early intervention, Tom Riddle would probably be the most beneficial and the most difficult. The wizarding world was a powder keg that might just explode anyway but at least there would be no Voldemort to deal with. It may be Christmas but the three spirits will *need* a miracle to pull this one off.
Harry Potter - Rated: T - English - Humor/Drama - Chapters: 4 - Words: 14,683 - Reviews: 189 - Favs: 284 - Follows: 132 - Updated: 12/23/2012 - Published: 12/2/2012 - Tom R. Jr. - Complete
Loony, Loopy Lupin
by Avery-Lou reviews
When a misfired spell addles Remus' brains, he turns the whole school upside down... with a little help from Moaning Myrtle, Peeves the Poltergeist, and a chicken named Lady. This is the story behind Peeves' infamous song. ONESHOT.
Harry Potter - Rated: K+ - English - Humor/Friendship - Chapters: 1 - Words: 12,333 - Reviews: 24 - Favs: 57 - Follows: 5 - Published: 10/22/2012 - Remus L., Myrtle - Complete
Naruto: Myoushuu no Fuuin
by May Wren reviews
A seal had managed to defeat and imprison the Kyuubi no Kitsune, the strongest demon to ever exist. It was just ink on paper-or a stomach, as the case may be-and it held so much power… 'Yeah,' Naruto decided 'I gotta get me some of that.'
Naruto - Rated: M - English - Chapters: 9 - Words: 92,529 - Reviews: 4266 - Favs: 12,740 - Follows: 11,831 - Updated: 7/16/2012 - Published: 1/28/2011 - Naruto U.
The Worst Muggles Imaginable
by Ephemeral3501 reviews
The Dursleys truly are the worst muggles imaginable.
Crossover - Harry Potter & Cthulhu Mythos - Rated: M - English - Humor/Horror - Chapters: 9 - Words: 8,995 - Reviews: 136 - Favs: 603 - Follows: 603 - Updated: 10/2/2011 - Published: 9/10/2011 - Harry P.
by ncfan reviews
He was all set for bloody revenge until Karin got one of her infamous bright ideas and gave him a business card she'd picked up in the last village. AU.
Naruto - Rated: T - English - Humor/Parody - Chapters: 1 - Words: 3,053 - Reviews: 34 - Favs: 97 - Follows: 8 - Published: 3/18/2011 - Sasuke U., Karin U. - Complete
by Irritus185 reviews
Long ago the world was full of amazing technology, things ninja could only dream of. For centuries this ancient art was lost. That is until a nosy blonde found it in a dusty tome. Now he follows in their footsteps – those of a mad scientist.
Naruto - Rated: T - English - Humor/Adventure - Chapters: 10 - Words: 134,778 - Reviews: 1282 - Favs: 3,475 - Follows: 3,079 - Updated: 9/26/2010 - Published: 12/15/2008 - Naruto U., Tenten
The Thing About Contracts Is
by Nom9de9Plume reviews
Harry discovers some interesting truths about contracts that leads to a plan to leave his troubles behind.
Harry Potter - Rated: T - English - Humor/Friendship - Chapters: 8 - Words: 41,393 - Reviews: 944 - Favs: 2,564 - Follows: 2,131 - Updated: 8/31/2010 - Published: 5/1/2010 - Harry P., Luna L.
Harry and Warhammer40k
by August Sonereal reviews
What if James Potter was an avid Warhammer gamer and left his son the game? Now, what if that board game started to develop a mind of its own because a spell became self-aware? You get this. Based on Shinji and Warhammer40k is HARRY and Warhammer40k!
Crossover - Harry Potter & Warhammer - Rated: T - English - Fantasy/Adventure - Chapters: 9 - Words: 31,330 - Reviews: 112 - Favs: 202 - Follows: 270 - Updated: 1/24/2010 - Published: 6/24/2009
You're Not Hallucinating, Sasuke!
by Sarah1281 reviews
The night of the massacre, Sasuke decides he must be hallucinating and keeps nitpicking a time-pressed Itachi's attempts to convince him otherwise while delivering his infamous 'I'm evil! Seek Vengeance! Kill your best friend! ' speech.
Naruto - Rated: K+ - English - Humor/Parody - Chapters: 1 - Words: 2,584 - Reviews: 169 - Favs: 1,035 - Follows: 184 - Published: 9/21/2009 - Sasuke U., Itachi U. - Complete
by kcourtkat reviews
After finding out about his magic earlier, a decidedly non-Gryffindor Harry Potter plots his way to success.
Harry Potter - Rated: T - English - Adventure/Drama - Chapters: 13 - Words: 44,331 - Reviews: 1932 - Favs: 4,333 - Follows: 5,050 - Updated: 8/22/2008 - Published: 4/29/2008 - Harry P.
How I Learned To Stop Worrying And Love Lord V
by cheryl bites reviews
Nuclear war breaks out and Voldemort casts a spell to stop time. He and Harry alone are left to defuse the missiles and prevent the war. Voldemort’s radiophobic. Oh joy. LVHP. Spoilers for HBP, none for DH.
Harry Potter - Rated: T - English - Drama/Adventure - Chapters: 18 - Words: 60,391 - Reviews: 312 - Favs: 576 - Follows: 558 - Updated: 3/12/2008 - Published: 5/16/2007 - Harry P., Voldemort
So Sue Me
by lunakatrina reviews
My take on Harry's first year starting with him getting his letters. Add a lot of sarcasm, stir, and serve cold.
Harry Potter - Rated: T - English - Humor/Drama - Chapters: 17 - Words: 44,383 - Reviews: 2283 - Favs: 3,895 - Follows: 3,333 - Updated: 1/5/2007 - Published: 6/23/2006 - Harry P.
Ground Hog Day
by Rorschach's Blot reviews
Harry lives the same day over and over again.
Harry Potter - Rated: T - English - Humor - Chapters: 1 - Words: 8,464 - Reviews: 273 - Favs: 1,830 - Follows: 463 - Published: 11/17/2006 - Harry P., Luna L. - Complete
Harry Potter & the Azkaban Parody
by Fangalla Marie and Eppy the House Elf reviews
Azkaban Story! After reading so many Azkaban stories, I have decided to write a parody of my own. This is about how everyone is demanding that Harry forgive them for betraying him without actually asking. I am going for humor more than anything
Harry Potter - Rated: M - English - Parody/Humor - Chapters: 20 - Words: 63,649 - Reviews: 2344 - Favs: 1,751 - Follows: 1,360 - Updated: 4/22/2006 - Published: 1/4/2005