Familiar of Zero and Toaru Majutsu no Index/とある魔術の禁書目録 Crossovers
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A Certain Scientific Familiar by Ketchum Kid reviews
Louise wanted a beautiful and wise familiar. What she got was a walking power plant with no patience for disrespect to anyone. In a world where nobles and magic rule and espers and science are non-existent, can the Zero of Tristain cope with having a familiar that is the Ace of Tokiwadai?
Rated: T - English - Fantasy/Sci-Fi - Chapters: 13 - Words: 101,035 - Reviews: 260 - Favs: 425 - Follows: 582 - Updated: 6/21 - Published: 12/1/2013 - Louise, Mikoto M.
A Certain Zero and her Familiar by Cosmicblaze454 reviews
Louise and her familiar Saito, after having married, are stuck in Academy City. Our unlucky hero, Touma stumbles upon them and trouble ensues. What will happen when two different worlds meet each other.
Rated: T - English - Adventure/Supernatural - Chapters: 3 - Words: 2,953 - Reviews: 7 - Favs: 10 - Follows: 18 - Updated: 3/25 - Published: 3/16
Once Upon a Time, Everyone Die by Lord Arthas is Still Alive reviews
first try in english, Louise Summoning Mugino, what could go wrong
Rated: T - English - Horror - Chapters: 1 - Words: 3,022 - Reviews: 3 - Favs: 3 - Follows: 1 - Published: 3/16
to aru crossover by Lord Arthas is Still Alive reviews
serie de oneshots todos contra todos. CAPITULO 8 LISTO
Rated: T - Spanish - Chapters: 9 - Words: 12,244 - Reviews: 23 - Favs: 3 - Follows: 7 - Updated: 3/15 - Published: 5/11/2013
Zero Railgun version 2 by Lord Arthas is Still Alive reviews
Esta es la reconstrucción de mi primer fanfiction, una masiva alteración al universo de ZnT producto de la intervención de la princesa eléctrica, ¿por que si un humano normal como Saito fue capaz de tener un impacto tan grande solo con su presencia en ese mundo, que cosas podría hacer la tercera ESPer mas fuerte del mundo?
Rated: T - Spanish - Adventure - Chapters: 39 - Words: 228,155 - Reviews: 204 - Favs: 30 - Follows: 34 - Updated: 11/30/2014 - Published: 4/18/2013 - Louise, Mikoto M.
Invacion by qaz753 reviews
Todo comenso como un juego, un inocente viaje de promoción al mundo de Saito, pero cuando Louise se equivoca en el punto de llegada termina poniendo a Halkigenia a la vista del mago mas poderoso del mundo, ¿que ocurre cuando dos civilizaciones completamente separadas chocan entre si?
Rated: T - Spanish - Supernatural/Sci-Fi - Chapters: 3 - Words: 7,417 - Reviews: 4 - Favs: 4 - Follows: 6 - Updated: 9/15/2014 - Published: 4/25/2014 - Louise, Saito, Aleister Crowley, R. Saten
Zero's Ace by AzureFlameXIIIGod reviews
Going on a date is normal right? With the boy of misfortune, the answer is no! Not even three minutes into the date, Mikoto is dragged into a summoning, and sends her into the unknown. Having been separated from her boyfriend, how will Mikoto survive in a world of Magic, and how will she return home?
Rated: T - English - Adventure/Fantasy - Chapters: 4 - Words: 11,179 - Reviews: 20 - Favs: 67 - Follows: 109 - Updated: 6/24/2014 - Published: 10/11/2013 - Louise, Mikoto M., Tōma K., Misaka 10032
Troleando a Zero by Kamijou Touma no baka reviews
Tipico crossover, Louise invoca a Shokuhou Misaki, Halkienia tiene que prepararse. Tri-shot
Rated: T - Spanish - Humor - Chapters: 2 - Words: 12,039 - Reviews: 7 - Favs: 6 - Follows: 9 - Updated: 6/6/2014 - Published: 2/26/2014
From Zero by CrossFaded reviews
4000 years ago, an invasion from Halkegenia took away whatever that was Academia. 4000 years later, the people of Academia will rise up and take it all back. A boy from another world named Kamijou Touma who has been summoned by a certain 'Zero' inadvertently gets thrown into this chaos. AU.
Rated: T - English - Adventure/Supernatural - Chapters: 2 - Words: 7,244 - Reviews: 13 - Favs: 12 - Follows: 20 - Updated: 4/19/2014 - Published: 4/17/2014 - Tōma K.
HOPES and FEARS by One-WayRoad reviews
Louise de la Vallière has stumbled her way through summoning one commoner - only to somehow summon another one! A spiky-haired boy appears with a severed right hand and a mysterious power, with flaming Magicians and shocking Espers following hot on his heels, and a fierce Magic God on the warpath. Will Halkeginia have the answers? There's only one way to find out!
Rated: T - English - Adventure/Fantasy - Chapters: 10 - Words: 110,679 - Reviews: 193 - Favs: 296 - Follows: 348 - Updated: 3/30/2014 - Published: 12/2/2013 - Louise, Saito, Tōma K.
Inside A New World by Sukkari reviews
When the Imagine Breaker interfered with Othinus's attempt to end the world, the result was Halkegenia. This is the story of five people who stood face to face against Othinus before she ended the world in Halkegenia.
Rated: T - English - Adventure/Fantasy - Chapters: 3 - Words: 13,332 - Reviews: 17 - Favs: 21 - Follows: 34 - Updated: 12/6/2013 - Published: 12/1/2013 - Louise, Tōma K.
A Certain Summoners New Adventure by megalot reviews
This is my take on what would happen if Touma was summoned to Halkeginia as Louise's familiar and being the source of misfortune to those around him, manages to drag Index, Mikoto and Itsuwa with him. ToumaxHarem Tried my best to keep the characters the same as in the canon. This is my first fanfic and I hope you won't be to rough with the comments.
Rated: K+ - English - Humor/Adventure - Chapters: 3 - Words: 25,221 - Reviews: 52 - Favs: 96 - Follows: 127 - Updated: 10/5/2013 - Published: 9/15/2013 - Louise, Tōma K., Index L. P., Mikoto M.
A Certain Duo Of Familiars Of Zero by darkdragonaxel reviews
Just a regular crossover but two instead a one.How will the little snob girl deal with the harem bringing unlucky boy and the Strongest Esper with a really bad mood?*Spoiler Alert* not good.Also might end up M because of Accel-chan
Rated: T - English - Humor/Romance - Chapters: 3 - Words: 4,586 - Reviews: 21 - Favs: 58 - Follows: 88 - Updated: 7/29/2013 - Published: 7/27/2013 - Louise, Tōma K., Accelerator
Absolute Zero by CrossFaded reviews
When Louise summoned the Dark Matter into her world, she never expected it to be a nightmare that would haunt her for life.
Rated: T - English - Horror/Tragedy - Chapters: 1 - Words: 2,260 - Reviews: 13 - Favs: 30 - Follows: 15 - Published: 4/7/2013 - Complete
Ace and Zero by AsahinaTora reviews
How would Louise life fare if one of the Strongest Espers, The Electric Princess, The Railgun of Academy City was to become her familiar in the strange world where magic is abundant?
Rated: T - English - Fantasy/Adventure - Chapters: 3 - Words: 17,269 - Reviews: 57 - Favs: 115 - Follows: 218 - Updated: 10/14/2012 - Published: 4/1/2012 - Louise, Mikoto M.
A Certainly Pissed Off Accelerator by UglyFingers reviews
Accelerator died and went to hell... or not! Slight F/SN reference/crossover
Rated: T - English - Adventure/Fantasy - Chapters: 9 - Words: 47,931 - Reviews: 203 - Favs: 333 - Follows: 354 - Updated: 10/1/2012 - Published: 7/4/2012 - Louise, Accelerator
A New and Crazy World by Senator-X reviews
When Touma, a veteran of World War 3, gets summoned by Louise to be her familiar, the unlucky young man blessed with the powers to negate anything supernatural is thrust into a situation that is new to him. How will he react? One Word: Fukouda!
Rated: T - English - Adventure/Romance - Chapters: 2 - Words: 10,326 - Reviews: 74 - Favs: 159 - Follows: 207 - Updated: 2/19/2012 - Published: 2/11/2012 - Louise, Tōma K.
Zero's Judgment by Shockz reviews
Shirai Kuroko hates magic. Honestly, she hated magic even before she was summoned to another universe to serve as some spoiled brat's familiar, but now? Now she really LOATHES it.
Rated: T - English - Fantasy/Adventure - Chapters: 1 - Words: 3,913 - Reviews: 37 - Favs: 75 - Follows: 113 - Published: 11/13/2010 - Louise, Kuroko S.