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An ISOT in Grimdark
by mko95 reviews
In the year 2012 AD a magical accident on the Warhammer World changes the endless fighting forever. The Wasteland is ripped away through Spacetime and changes place with Earth s Germany. On both worlds, Earth and Warhammer, nothing will ever be the same.
Crossover - X-overs & Warhammer - Rated: M - English - Fantasy/Supernatural - Chapters: 192 - Words: 1,133,522 - Reviews: 679 - Favs: 301 - Follows: 280 - Updated: 7/14 - Published: 12/22/2014
To the Stars
by Hieronym reviews
Kyubey promised that humanity would reach the stars one day. The Incubator tactfully refrained from saying too much about what they would find there.
Puella Magi Madoka Magica/魔法少女まどか★マギカ - Rated: T - English - Supernatural/Sci-Fi - Chapters: 54 - Words: 672,206 - Reviews: 1345 - Favs: 1,755 - Follows: 1,773 - Updated: 5/14 - Published: 9/23/2011
The Secret Diary Of Cameron Baum
by Pjazz reviews
Cameron keeps a secret and personal diary of her activities. Next chapter. An old friend and future ally pops by bringing bad tidings.
Terminator: Sarah Connor Chronicles - Rated: K+ - English - Humor/Drama - Chapters: 105 - Words: 430,957 - Reviews: 2909 - Favs: 793 - Follows: 782 - Updated: 5/10 - Published: 8/5/2008
Halo: Finishing the Fight
by Red Mage 04 reviews
The Ark wasn’t the end. Stranded on an alien world where the rules of reality no longer apply, the Master Chief and his allies will face new challenges. When darkness rises, they must show that sometimes, a few brave souls can make all the difference.
Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 47 - Words: 410,103 - Reviews: 926 - Favs: 1,300 - Follows: 1,096 - Updated: 5/2 - Published: 3/2/2008 - Master Chief/John-117, A. J. Johnson
The Last Spartan
by DinoJake reviews
An AU fic in which the Halo and ME universes share the same galaxy. After a well deserved rest in Cryo-Sleep, Master Chief finally awakens...to a whole new galaxy.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 52 - Words: 463,120 - Reviews: 3654 - Favs: 3,504 - Follows: 3,531 - Updated: 5/2 - Published: 5/2/2010 - Master Chief/John-117
by EarthScorpion reviews
"A new overlady, you say? She's a little short and flat-chested, although her temper is impressively vile. Oh well. Needs must when needs must. Too long have the lands of Halkeginia gone without true Evil. There are fluffy bunnies and happy ponies all over the place, frolicking! It makes me quite sick! No, it doesn't matter if she wants to or not. Because Evil always finds a way."
Crossover - Familiar of Zero & Overlord - Rated: T - English - Fantasy/Humor - Chapters: 68 - Words: 432,051 - Reviews: 2353 - Favs: 2,717 - Follows: 2,687 - Updated: 11/1/2017 - Published: 12/1/2012 - Louise
Middle of Nowhere
by Wyolake reviews
"There is a dead darkspawn on the hood of my car." How one modern man deals with his sudden appearance in Ferelden. Rated T for strong language, violence, and sexual situations. OCs plus the entire ragtag DA:O team.
Dragon Age - Rated: T - English - Adventure - Chapters: 99 - Words: 449,388 - Reviews: 1345 - Favs: 1,252 - Follows: 1,369 - Updated: 8/31/2017 - Published: 3/1/2012 - Alistair, Amell
The Circle Must be Broken
by Todeswind reviews
Babylon five is a haven for warriors, idealists, dreamers, and wanderers. How much damage can one more ship of fanatics do in the long run?
Crossover - Babylon 5 & Warhammer - Rated: M - English - Mystery/Adventure - Chapters: 22 - Words: 490,554 - Reviews: 277 - Favs: 326 - Follows: 315 - Updated: 2/28/2017 - Published: 8/30/2010
by ack1308 reviews
A fanfiction writer finds himself within the story. What is he to do?
Worm - Rated: T - English - Sci-Fi/Drama - Chapters: 54 - Words: 486,945 - Reviews: 1161 - Favs: 1,747 - Follows: 1,399 - Updated: 5/28/2016 - Published: 5/25/2014 - Skitter, Panacea, OC, Scion - Complete
Mass Effect: Clash of Civilizations
by Eterna1Soldier reviews
In 2157 a Citadel Council exploratory vessel is tasked with opening a dormant Relay into unknown regions of the galaxy. What they find is something they never expected. What happens when two civilizations centered around different technologies clash?
Crossover - Halo & Mass Effect - Rated: T - English - Adventure/Mystery - Chapters: 21 - Words: 96,812 - Reviews: 3327 - Favs: 4,749 - Follows: 5,601 - Updated: 5/22/2016 - Published: 10/13/2011 - Tali'Zorah
Saruman of many Devices
by Saphroneth reviews
Alone of every power in Middle-Earth, Saruman innovates, notably gunpowder. But he lost. What if he had a little help? Actually a cross-over between LOTR and the General series by David Drake. Uses both book and movie elements.
Crossover - Lord of the Rings & Book X-overs - Rated: T - English - Sci-Fi/Fantasy - Chapters: 14 - Words: 130,580 - Reviews: 516 - Favs: 1,365 - Follows: 1,318 - Updated: 4/3/2016 - Published: 11/20/2011 - Saruman
by Meromorph reviews
For Halloween, Willow goes as the Mind of a Culture spaceship, and Buffy and Xander, as members of her crew. Then Ethan casts his spell. How will two humans and one small sentient ship, endowed with the heritage of a bright (but apparently fictional) space-faring civilization, respond to the state of the galaxy and world? A "Ship of the Line" multi-crossover.
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: T - English - Sci-Fi - Chapters: 5 - Words: 22,384 - Reviews: 60 - Favs: 244 - Follows: 336 - Updated: 7/24/2015 - Published: 6/25/2015 - Xander H., Buffy S., Willow R.
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: 34230 - Favs: 22,860 - Follows: 17,431 - Updated: 3/14/2015 - Published: 2/28/2010 - Harry P., Hermione G. - Complete
by Thinker6 reviews
Taylor and Jack Slash are born in each other's places. Weaver is the infamous usurper of the Slaughterhouse Nine, while young Jacob Hebert forges his path through the underworld of Brockton Bay.
Worm - Rated: M - English - Adventure/Drama - Chapters: 29 - Words: 143,719 - Reviews: 137 - Favs: 731 - Follows: 747 - Updated: 2/9/2015 - Published: 12/17/2014 - Skitter, Jack Slash
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: 1074 - Favs: 3,414 - Follows: 3,510 - Updated: 6/18/2014 - Published: 6/17/2013 - OC, Draco M.
A Bluer Shade of White
by alexanderwales reviews
Six years after her coronation, Elsa rules over Arendelle, using the power of ice to improve the lives of her citizens.
Frozen - Rated: M - English - Sci-Fi/Romance - Chapters: 6 - Words: 20,525 - Reviews: 118 - Favs: 365 - Follows: 168 - Updated: 5/10/2014 - Published: 5/5/2014 - Elsa, Olaf - Complete
A Day in the Life continued
by xxd reviews
The Cylon fleet is poised to destroy the colonies. The Culture have a Special Circumstances agent on the ground attempting to foil their attacks and there are some Culture ships in the neighborhood to sort things out if the Cylons decide to go hegemonic.
Crossover - Battlestar Galactica: 2003 & Culture, Iain M. Bank - Rated: M - English - Sci-Fi - Chapters: 7 - Words: 12,039 - Reviews: 13 - Favs: 19 - Follows: 29 - Updated: 1/23/2014 - Published: 1/28/2011 - G. Baltar
The Last Christmas
by alexanderwales reviews
The mantle of Santa Claus has been passed down once again, this time to an industrial engineer who starts to get some dangerous ideas in his head about the true meaning of Christmas. This fic is still being worked on. I finished it with Christmas (2013) as my deadline, but the story suffered for it, so even though it's complete there will probably be a reworking of it later.
Mythology - Rated: M - English - Sci-Fi/Fantasy - Chapters: 5 - Words: 13,160 - Reviews: 43 - Favs: 205 - Follows: 129 - Updated: 12/24/2013 - Published: 12/10/2013 - Complete
Branches on the Tree of Time
by alexanderwales reviews
Kyle Reese has traveled backwards in time, not to save Sarah Connor, but to help her rewrite the faulty utility function of Skynet. Together, it's possible that they might avert Judgment Day and save the world from nuclear Armageddon - and hopefully create a utopia ruled over by an AI god in the process. Fully completed. Diverges wildly from canon.
Terminator - Rated: M - English - Adventure/Sci-Fi - Chapters: 17 - Words: 30,847 - Reviews: 123 - Favs: 476 - Follows: 199 - Updated: 12/12/2013 - Published: 9/3/2013 - Kyle Reese, Sarah Connor, The Terminator, Skynet - Complete
by Xed Alpha reviews
After escaping his death at the hands of the silence, the Doctor decides to step out of the light and lay low for a while. And in so doing decides to take a trip from reality as he knows it and ends up crashing into a lone Federation Starship cruising through the Delta Quadrant, looking for a way home.
Crossover - StarTrek: Voyager & Doctor Who - Rated: K+ - English - Humor/Adventure - Chapters: 3 - Words: 15,960 - Reviews: 60 - Favs: 133 - Follows: 185 - Updated: 11/7/2013 - Published: 6/4/2012 - 11th Doctor
by Rap541 reviews
Sequel to Going Native. Its a few years later, lets see what happened
Battlestar Galactica: 2003 - Rated: K+ - English - Chapters: 23 - Words: 52,617 - Reviews: 390 - Favs: 471 - Follows: 575 - Updated: 9/6/2013 - Published: 3/9/2010
by Peptuck reviews
Following the Miranda broadwave, there's only one direction for Malcolm Reynolds and his crew to go. Part Nine: Wrath: Cornered on Persephone, River faces both the dark products of the Academy, and her own inner demons. Post-BDM, Series.
Firefly - Rated: T - English - Adventure/Drama - Chapters: 78 - Words: 508,921 - Reviews: 1725 - Favs: 1,428 - Follows: 1,242 - Updated: 5/4/2013 - Published: 2/27/2008 - River
by Animus of Masada reviews
An asari exploration vessel discovers Earth in the 2030's...and the first contact scenario has incredible implications for both species. What does humanity look like through alien eyes? Where do they go from here? /-AU: no Reapers, completely disconnected from the plot of the games, but mostly faithful to the setting. Told from many points of view.
Mass Effect - Rated: T - English - Sci-Fi - Chapters: 16 - Words: 51,333 - Reviews: 1319 - Favs: 2,722 - Follows: 2,763 - Updated: 4/10/2013 - Published: 8/12/2011
When There Was a Tomorrow
by General Rage reviews
Do you remember when there was a tommorow? Commander Wade Shepard does, but with a Reaper threat looming he's not sure there is one anymore. And he's about to discover that his universe may not be the only one where mankind faces extinction. M for B&V
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 25 - Words: 630,925 - Reviews: 587 - Favs: 807 - Follows: 567 - Updated: 7/31/2012 - Published: 4/13/2011 - SPARTAN-B312/Noble Six, Shepard (M) - Complete
by ChaserGrey reviews
Twenty years after the death of their Domination, change has come hard for the Draka. But when all they've built is threatened by fanatics within and a different Cold War without, the only hope is a new generation that's grown up in exile- and the unlikeliest of allies. Sequel to "Proof Through the Night",
Draka series - Rated: T - English - Adventure/Suspense - Chapters: 8 - Words: 33,034 - Reviews: 4 - Favs: 21 - Follows: 6 - Published: 7/17/2012 - Complete
Proof Through the Night
by ChaserGrey reviews
When the Draka make their final attack on a supine Europe, there's just one question they forget to ask. Where are the carriers?
Draka series - Rated: K+ - English - Adventure/Suspense - Chapters: 14 - Words: 46,613 - Reviews: 16 - Favs: 47 - Follows: 16 - Published: 7/16/2012
by Mediancat reviews
Veronica Mars ends up in the Buffyverse, knowing what's coming and unable to do anything about it. Or so she thinks . . .
Veronica Mars - Rated: T - English - Drama - Chapters: 98 - Words: 262,362 - Reviews: 1055 - Favs: 395 - Follows: 244 - Updated: 5/8/2012 - Published: 2/27/2007 - Veronica - Complete
Fate is Futile
by Battle Fries reviews
The war between man and machine is turned on its head when an ex-Borg drone is thrown into the fray. This story will mostly focus on Seven of Nine, but everyone will play an important part. Minor crossover with DS9 relaunch. *NEW CHAPTER 04/23/2012*
Crossover - StarTrek: Voyager & Terminator: Sarah Connor Chronicles - Rated: T - English - Drama/Adventure - Chapters: 35 - Words: 126,562 - Reviews: 210 - Favs: 96 - Follows: 104 - Updated: 4/23/2012 - Published: 10/10/2010 - Seven of Nine
Metal and Lace
by Strykenine reviews
John and Cameron find themselves in the past as Cameron tries to recall her origins and reclaim her identity. Followup to Six Days, Seven Nights.
Terminator: Sarah Connor Chronicles - Rated: T - English - Adventure/Romance - Chapters: 11 - Words: 53,535 - Reviews: 168 - Favs: 60 - Follows: 60 - Updated: 4/10/2012 - Published: 12/14/2009 - John C., Cameron
by Malicean reviews
Governmental contracts usually go to the lowest bidder. Even in galaxies far, far away. And, here or there, you get what you pay for.
Star Wars - Rated: T - English - Drama/Crime - Chapters: 6 - Words: 12,203 - Reviews: 128 - Favs: 732 - Follows: 199 - Updated: 4/8/2012 - Published: 4/3/2011 - Darth Vader, F. Piett, General Veers - Complete
by Peptuck reviews
He's on a suicide mission, and Shepard needs all the help he can get. One of his potential recruits is a strange young scientist specializing in synthetic lifeforms - a scientist who is not at all what she seems, and knows far more than she lets on...
Crossover - Mass Effect & Terminator: Sarah Connor Chronicles - Rated: T - English - Sci-Fi/Drama - Chapters: 4 - Words: 28,355 - Reviews: 159 - Favs: 519 - Follows: 599 - Updated: 2/9/2012 - Published: 9/20/2010 - Shepard (M), Cameron
by Bioweapon 155 reviews
Heroes can come from the most unlikely of places. And what is more unlikely than a Dalek trying to resurrect his dead race? Rated T for Puella Magi-ness.
Crossover - Doctor Who & Puella Magi Madoka Magica/魔法少女まどか★マギカ - Rated: T - English - Horror/Sci-Fi - Chapters: 5 - Words: 27,095 - Reviews: 145 - Favs: 622 - Follows: 608 - Updated: 10/16/2011 - Published: 4/18/2011 - Daleks, Homura A.
Stars of Iron Snakepit Vol 2
by Dark Schtroumpf reviews
This is the continuation of Snakepit, a Draka-SG crossover. AU, Earth here is Drakaverse Earth post-Final War. Consider a distant parallel universe to the original SGverse. Will earn its M rating.
Stargate: SG-1 - Rated: M - English - Sci-Fi - Chapters: 4 - Words: 49,340 - Reviews: 33 - Favs: 54 - Follows: 56 - Updated: 7/29/2011 - Published: 8/25/2010
To Boldly Terminate
by Battle Fries reviews
A temporal anomaly has sent Cameron into the 24th Century just in time for the war with the Dominion. Can the crew of the USS Enterprise-E help her find a place in this strange new world? Crossover with Deep Space Nine. ON HIATUS - TO BE CONTINUED
Crossover - StarTrek: The Next Generation & Terminator: Sarah Connor Chronicles - Rated: T - English - Sci-Fi/Adventure - Chapters: 7 - Words: 24,219 - Reviews: 63 - Favs: 87 - Follows: 110 - Updated: 5/23/2011 - Published: 5/15/2011 - Cameron
by Alicorn24 reviews
Luminosity is an AU reworking of the Twilight story where Bella is a rational self-knowledge junkie. Inspired by "Harry Potter and the Methods of Rationality". Requires no knowledge of or affection for Twilight canon.
Twilight - Rated: T - English - Supernatural/Romance - Chapters: 57 - Words: 223,236 - Reviews: 445 - Favs: 836 - Follows: 360 - Updated: 11/8/2010 - Published: 7/13/2010 - Bella, Edward - Complete
by Pruit Igoe reviews
What if the line between artificial intelligence and organic intelligence was crossed? Commander Shepard gains a power beyond any organic being, and comes to understand the war that she fights. AU, FSHEP
Mass Effect - Rated: T - English - Sci-Fi/Drama - Chapters: 10 - Words: 33,689 - Reviews: 52 - Favs: 109 - Follows: 150 - Updated: 8/9/2010 - Published: 4/21/2010 - Shepard (F)
Evil be Thou my Good
by Wired Dragoon reviews
Spreading new, false hope, the alien Visitors arrived on Earth on New Year's Eve 2030, after Judgement Day. Having discovered their true intentions, and to avoid complete annihilation, the AI known as "Skynet" sends one last commando unit back in time...
Crossover - Terminator: Sarah Connor Chronicles & V, 2009 - Rated: T - English - Sci-Fi - Chapters: 8 - Words: 46,477 - Reviews: 55 - Favs: 90 - Follows: 93 - Updated: 7/19/2010 - Published: 11/15/2009
Irony, Thy Name is Cameron
by ElusiveSanity reviews
My vision of what happens after Born to Run. Begins at the end of the episode, and continues on. My very first fan fiction. John/Cameron
Terminator: Sarah Connor Chronicles - Rated: T - English - Drama/Romance - Chapters: 20 - Words: 57,111 - Reviews: 292 - Favs: 281 - Follows: 114 - Updated: 7/6/2009 - Published: 6/6/2009 - John C., Cameron - Complete
by Ruskbyte reviews
Harry Potter has just received his Hogwarts letter, but really doesn’t want to go. After all, who would want to live on a planet? Especially one where the natives think nuclear energy is high science. And let’s not forget the 42,000 lightyear commute.
Harry Potter - Rated: M - English - Chapters: 7 - Words: 72,186 - Reviews: 1380 - Favs: 3,187 - Follows: 3,475 - Updated: 9/30/2008 - Published: 1/1/2008 - Harry P.
The Road Less Traveled
by Icy Mike Molson reviews
After their caravan is attacked and destroyed on the road to Lut Gholein, six unlikely allies must make their way through the desert to the port city without losing their lives to demons... or each other.
Diablo - Rated: T - English - Chapters: 18 - Words: 113,211 - Reviews: 247 - Favs: 114 - Follows: 37 - Updated: 3/28/2007 - Published: 7/14/2002