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by Seraphin2011 reviews
Book III: The Ori gone, Aschen imprisoned, Wraith changed and pacified, yet the Alliance is threatened once more. The Vargas are coming and no one knows how they are going to survive an enemy that spans throughout the known universe and had done so for billions of years. By closing the anomalies, they have postponed the invasion by more than two years, but will that be enough?
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: T - English - Sci-Fi/Adventure - Chapters: 16 - Words: 176,116 - Reviews: 178 - Favs: 236 - Follows: 283 - Updated: 12/4 - Published: 1/12 - S. Carter, J. O'Neill, Elizabeth W., John S.
by JohnDeath reviews
The Halloween episode had a different result, and from it arose champions that will strike fear into all the forces of evil that threaten humanity. Rated M for strong language and violence.
Crossover - Buffy: The Vampire Slayer & Warhammer - Rated: M - English - Adventure/Sci-Fi - Chapters: 42 - Words: 154,459 - Reviews: 1038 - Favs: 1,478 - Follows: 1,536 - Updated: 9/2 - Published: 11/5/2010
The Unknown Defender
by Gabenator5 reviews
Whilst Shepard is closing in on Saren, rumors begin to spread among the Pirates and Slavers of the galaxy. Rumors of a nameless fear. of A creature, A Demon Wreathed in Green Armor. It and its allies appear from nowhere and stop their raids on Defenseless Colony Settlements. Slaughtering every Single Attacker... and then Vanishing without a trace. Who or What is this... Thing.
Crossover - Halo & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 15 - Words: 100,415 - Reviews: 703 - Favs: 1,741 - Follows: 2,301 - Updated: 7/31 - Published: 9/27/2016 - Master Chief/John-117, Cortana, Shepard (F), Tali'Zorah
Contact at Kobol
by wilkins75 reviews
The scrolls tell that 13 tribes left the birthplace of humanity on Kobol, 12 went one way and the other Earth went another only to lose all contact with their cousins. It is written that one day they would reunite but when they Earth meets their cousins it is not what they expected and it would cost both sides in blood. (Stargate SG1/Battlestar Galactica)
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Adventure - Chapters: 80 - Words: 478,758 - Reviews: 5106 - Favs: 1,075 - Follows: 1,238 - Updated: 5/25 - Published: 3/20/2015 - Complete
by Solaris242 reviews
Humanity never developed FTL. The Prothean archives contained no technology, no Element Zero, just a warning. Isolated from the rest of the galaxy for two thousand years, restricted to their only system, how will humanity have changed when they first meet the Turians? AU, alternate history of humanity and First Contact.
Mass Effect - Rated: T - English - Sci-Fi - Chapters: 18 - Words: 40,604 - Reviews: 1976 - Favs: 5,772 - Follows: 6,771 - Updated: 3/1/2016 - Published: 5/7/2013
Event Horizon: Storm Of Magic - Prologue
by Spartan-168-Django reviews
2154: a mega-corporation makes the discovery of the ages when they find three perfectly habitable planets in the Epsilon Eridani System, just waiting to be explored and colonized. What the team will find when they arrive there, however, is bound to shock and surprise them to no end. Let the adventure begin! This is only the introduction to a series continued in Book I.
Crossover - Warhammer & Game of Thrones - Rated: M - English - Sci-Fi/Parody - Chapters: 8 - Words: 17,563 - Reviews: 26 - Favs: 142 - Follows: 90 - Updated: 2/6/2015 - Published: 1/31/2015 - Complete
Not heaven and yet
by FreeWrite reviews
She lied when she told them she was in Heaven. It was an easy lie to tell, after all she could never tell them of the life she had built in Westeros on the other side of Glory's portal.
Crossover - Buffy: The Vampire Slayer & A song of Ice and Fire - Rated: K+ - English - Drama/Supernatural - Chapters: 1 - Words: 7,076 - Reviews: 30 - Favs: 139 - Follows: 52 - Published: 10/4/2013 - Buffy S., Eddard S./Ned, Jory C. - Complete
The Consequences Of Not Being Polite
by The Sidhe reviews
The Colonials finally encounter their long lost relatives. However, they find out that their cousins are not quite what they had expected. Now AU due to progression in the recent season.
Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 47 - Words: 266,212 - Reviews: 769 - Favs: 1,127 - Follows: 871 - Updated: 12/17/2012 - Published: 10/12/2006 - Complete
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: 388 - Favs: 1,026 - Follows: 990 - Updated: 2/28/2012 - Published: 11/12/2010
Spearhead: When Hope is Lost
by Darksider reviews
StargateBSG2003 UPDATED APRIL08! Pursued and harrassed across the Galaxy, the Colonial Remnant is finally brought to heel by the Cylon Fleet. Out of luck and out of hope, their only chance lies with the discovery of a strange circular ring...
TV X-overs - Rated: T - English - Sci-Fi/Adventure - Chapters: 17 - Words: 125,698 - Reviews: 324 - Favs: 198 - Follows: 199 - Updated: 9/7/2008 - Published: 3/2/2005
The Dilgar War
by Lord of Misrule reviews
It was the event that started it all. Thirty years before Babylon 5 the Dilgar race launched an Invasion of League space, a war which would cost Billions of lives, whole races destroyed and at the end give birth to a new super power The Earth Alliance
Babylon 5 - Rated: T - English - Drama/Adventure - Chapters: 104 - Words: 1,222,457 - Reviews: 230 - Favs: 351 - Follows: 152 - Updated: 8/19/2008 - Published: 9/26/2005 - Complete