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Stargate: The Twelve Colonies
by Seraphin2011 reviews
The Cylons are preparing to attack the Colonies, and they are determined to end all human existence once and for all. But the Cylons don't know the Terrans have learned about their attack, and they will not stay idle and let the Cylons commit such atrocity, not if they can help it. This is a spin-off from the other story I'm writing, splitting around the half of the second book.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 32 - Words: 279,519 - Reviews: 952 - Favs: 836 - Follows: 1,089 - Updated: 2/13 - Published: 5/21/2013
by Worldmaker reviews
Halloween ends, and Xander finds himself in a place he never thought was real, under circumstances he never saw coming.
Crossover - Buffy: The Vampire Slayer & Avengers - Rated: M - English - Romance/Adventure - Chapters: 31 - Words: 272,787 - Reviews: 1581 - Favs: 2,455 - Follows: 2,692 - Updated: 10/8/2019 - Published: 10/28/2013
Legend of the Gryphon
by Katie Macpherson reviews
After suffering unimaginable loss, Ginny falls into Westeros where she quickly realizes that the world is very different from the one she knows. With the help of new friends she begins to thrive...until a lord from across the sea comes looking for something only she can give him. The game is on...and House Gryffindor is now a player. Ginny/Rhaegar ABANDONED.
Crossover - Harry Potter & Game of Thrones - Rated: T - English - Fantasy/Romance - Chapters: 27 - Words: 269,696 - Reviews: 1034 - Favs: 2,141 - Follows: 2,461 - Updated: 1/18/2019 - Published: 10/17/2016 - Sirius B., Ginny W., Rhaegar T.
by kaleb-yamato reviews
The Colonials discover they are not alone in the universe just in time for it to start falling apart around them. Can 12 isolated planets separated from the rest of the universe for thousands of years survive long enough to establish themselves or will they be swept away with the coming tide. DISCONTINUED UP FOR ADOPTION
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Suspense - Chapters: 8 - Words: 58,212 - Reviews: 195 - Favs: 341 - Follows: 457 - Updated: 3/4/2018 - Published: 4/3/2014
The Scoobies in a Marvel World
by lateVMlover reviews
This is a Buffy the Vampire Slayer Crossover that takes place 5 years after season 7. The Buffy comics do not exist in my world. Buffy, Willow, Dawn, and Xander are in New York. They were there when the Avengers fought off an alien invasion. Now they are finding themselves drawn in the Tony Stark's world. This story will have romance but will focus on action and adventure mostly.
Crossover - Buffy: The Vampire Slayer & Avengers - Rated: K+ - English - Adventure/Supernatural - Chapters: 26 - Words: 85,611 - Reviews: 628 - Favs: 608 - Follows: 699 - Updated: 7/8/2015 - Published: 9/4/2013 - Buffy S., Willow R., Iron Man/Tony S., Pepper P. - Complete
Colonials under Siege
by Evan Vave reviews
280 Years after the Stargate is discovered the Alliance detect an emergency transmission from an Ancient Outpost. After an expedition reveals the origin to be the 12 Colonies of Kobol, a detailed analysis prove to the Alliance that the Colonials are not ready for First Contact. An intelligence agent is left on Caprica to monitor the Colonies, but what happens when Cylons show up?
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: K - English - Sci-Fi/Adventure - Chapters: 2 - Words: 11,310 - Reviews: 62 - Favs: 175 - Follows: 257 - Updated: 9/22/2013 - Published: 9/8/2013
by The Sithspawn reviews
SG-1 encounters a powerful woman while evacuating a village under attack by the Ori.
Crossover - Stargate: SG-1 & Marvel - Rated: T - English - Chapters: 3 - Words: 8,317 - Reviews: 106 - Favs: 228 - Follows: 137 - Updated: 1/14/2013 - Published: 11/11/2008 - Complete
by Methos2523 reviews
Babylon 5 was our last, best hope for peace... It failed... But, in the Year of the Shadow War, a mysterious ship appeared to cast a light on the ancient Shadows... The year is 2260. The ship, is the Federation Starship Aventine.
Crossover - Babylon 5 & StarTrek: Other - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 25,015 - Reviews: 88 - Favs: 230 - Follows: 296 - Updated: 9/7/2012 - Published: 9/2/2012
by texaswookie reviews
Marvel/HP cross. Fudge expells Harry Potter, so he takes his life into his own hands and heads elsewhere to learn magic under Dr. Strange, Sorcerer Supreme. After he learns he returns to a war infested United Kingdom and kicks butt. Some DD bashing.
Crossover - Harry Potter & Marvel - Rated: T - English - Adventure/Friendship - Chapters: 9 - Words: 35,127 - Reviews: 187 - Favs: 1,310 - Follows: 733 - Updated: 9/30/2011 - Published: 8/27/2011 - Harry P. - Complete
Odyssey's new home
by BabyBoy349 reviews
Takes place after Unending. Its been done before but not in this fashion. SG1 in the Star Trek verse. Will include Stargates and the Asgard
Crossover - StarTrek: Other & Stargate: SG-1 - Rated: K - English - Sci-Fi/Adventure - Chapters: 4 - Words: 21,671 - Reviews: 220 - Favs: 390 - Follows: 469 - Updated: 7/5/2010 - Published: 11/23/2009
The Long March
by Cyclone reviews
A navigational error throws the SDF-3 into the middle of another war. Discontinued; complete rewrite planned; will be posted separately.
Crossover - Robotech/Macross & Battlestar Galactica: 2003 - Rated: T - English - Chapters: 11 - Words: 23,148 - Reviews: 132 - Favs: 159 - Follows: 166 - Updated: 5/8/2007 - Published: 10/4/2006
by iars reviews
The adventures of a small fleet of Star Trek ships that get transplanted to the Babylon 5 universe
TV X-overs - Rated: K - English - Sci-Fi/Adventure - Chapters: 19 - Words: 34,820 - Reviews: 114 - Favs: 71 - Follows: 85 - Updated: 9/27/2006 - Published: 8/8/2004
Displacement of Time and Space
by Shall-Iin reviews
Rated for violence and language: How ancient are leviathan? What connection is there between Earth and a dead race? What secret's do the experiments left by that race hold that could save earth?
Crossover - Farscape & StarTrek: The Next Generation - Rated: T - English - Adventure/Sci-Fi - Chapters: 32 - Words: 93,606 - Reviews: 155 - Favs: 62 - Follows: 86 - Updated: 9/5/2006 - Published: 3/6/2004 - Data, Aeryn S., J. Crichton
Stargates and Battlestars
by FicFiend reviews
Crossover with SG1, Atlantis and BSG2003, lots of action and lots of Jack, give it a shot. ABANDONED
Stargate: SG-1 - Rated: T - English - Sci-Fi/Adventure - Chapters: 11 - Words: 12,869 - Reviews: 83 - Favs: 40 - Follows: 54 - Updated: 8/31/2006 - Published: 6/2/2006 - J. O'Neill
Falling for Someone New
by Kill-the-rabbit reviews
When Buffy jumps into the portal at the end of Season 5, who would know that she would be given the chance to live a normal life among superheroes. BuffyJustice Leage crossover.
Buffy X-overs - Rated: K+ - English - Romance - Chapters: 4 - Words: 9,004 - Reviews: 32 - Favs: 10 - Follows: 18 - Updated: 5/7/2005 - Published: 4/16/2004
by andrewjameswilliams reviews
Star TrekStargate Crossover. A Federation starship has an encounter with a spatial anomaly and is flung into the stargate universe. Trouble insues. Chapter Twenty up (sorry for the delay).
TV X-overs - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 21 - Words: 56,089 - Reviews: 195 - Favs: 226 - Follows: 169 - Updated: 6/10/2004 - Published: 8/5/2002
Sort: Category . Published . Updated . Title . Words . Chapters . Reviews . Status .
Master Xander reviews
The fight between Buffy and her friends against Glory was horrific. Buffy won and the portal was closed. But the damage was done. There were fractures everywhere. Years later Alexander Harris has to clean up one such mess before true evil enters this virgin world.
Crossover - Buffy: The Vampire Slayer & Harry Potter - Rated: T - English - Adventure/Supernatural - Chapters: 19 - Words: 68,303 - Reviews: 110 - Favs: 245 - Follows: 344 - Updated: 6/6 - Published: 3/13/2019
Worldwar: Establishing A Balance reviews
Summary-Book IV: Years ago, the Colonials of Cyrannus met the so-called 13th tribe. It didn't work out well. The Colonials met the Race. That didn't work out well either, but they were introduced to a much larger galaxy. Now their errors have come back and they know they are small fish in a large ocean trying to survive. Can they? Will the Race let them?
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 30 - Words: 193,394 - Reviews: 834 - Favs: 501 - Follows: 631 - Updated: 5/15 - Published: 3/6/2016
Roads Paved in Shadows reviews
"We don't have information on the numbers yet, sir," one of the commanders answered quickly. "It's not the Cylons. The Thirteenth Tribe is attacking us. We're at war with Earth." Adar was completely stunned that emotion quickly turning into a burning rage. "But why?" he snarled as his rage turned into a need for vengeance.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 25 - Words: 133,926 - Reviews: 363 - Favs: 283 - Follows: 355 - Updated: 10/18/2019 - Published: 3/19/2017 - J. O'Neill, W. Adama
Friendemies: Version II reviews
Against the First Buffy and company were fighting for their lives and the fate of the world. They are on their own. Or, are they? exactly who and what are these people coming to help? ver. 2
Crossover - Buffy: The Vampire Slayer & Addams Family - Rated: T - English - Drama/Supernatural - Chapters: 5 - Words: 14,203 - Reviews: 7 - Favs: 29 - Follows: 48 - Updated: 6/12/2019 - Published: 3/13/2019
A Thin Veneer reviews
Captain James T. Kirk Chancellor Gorkon rescues a group of Human refugees from the far side of the galaxy. That simple act of kindness will be the spark a war that ranges across the galaxy and reveal the thinness of the veil that separates civilization fr
TV X-overs - Rated: T - English - Sci-Fi/Adventure - Chapters: 83 - Words: 448,889 - Reviews: 1777 - Favs: 1,105 - Follows: 963 - Updated: 12/13/2018 - Published: 7/3/2004
Worldwar: Missionaries Down to Earth reviews
The Race has been freed from from the grip of Colonial conquest in less than two weeks. The writing is on the wall and now The people of Kobol must make nice with monotheistic Earth. How can they do that? Well, send missionaries! Book III-Colonials to the 13th colony, er Earth!
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 15 - Words: 93,138 - Reviews: 402 - Favs: 448 - Follows: 427 - Updated: 2/29/2016 - Published: 12/8/2014 - Complete
Another Perspective Version Two reviews
Expanded version of 'Another ptain Jankowski of the EAS Prometheus was fated to start a war with the Minbari.He shouldn't have been there but he this reality something changed. Now Earth will never be the same again.
Crossover - Babylon 5 & Farscape - Rated: T - English - Sci-Fi/Adventure - Chapters: 15 - Words: 74,952 - Reviews: 156 - Favs: 190 - Follows: 198 - Updated: 11/27/2014 - Published: 5/29/2011
WorldWar: The Balance Destroyed reviews
The 'Race', and the Colonials of Cyrannus each tried to conquer Earth. They both failed. The Race has a new colony now. The Colonials haven't finished yet. It's a bad combination all around because everyone's stubborn. Welcome to the galaxy at large.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: K+ - English - Sci-Fi/Fantasy - Chapters: 30 - Words: 148,076 - Reviews: 790 - Favs: 628 - Follows: 557 - Updated: 10/11/2014 - Published: 3/16/2010 - Complete
Allies in Blood reviews
A STB5 crossover continued from the 'UOC'Those Who Stand' series.It has been three months since the Vorlon and Shadow military forces left for Z'ha'dum to engage an ancient enemy.The gate has been destroyed trapping the Yonji Sinhindrea in their universe.
TV X-overs - Rated: T - English - Sci-Fi/Adventure - Chapters: 36 - Words: 232,713 - Reviews: 347 - Favs: 217 - Follows: 176 - Updated: 12/4/2011 - Published: 4/30/2006 - Complete
A Thin Veneer supplements reviews
Part of A Thin Veneer story series the first generation. We present the background stories that we haven't presented in ATV. These series of stories will detail back plots not addressed in the main story. Please enjoy.
TV X-overs - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 15 - Words: 92,165 - Reviews: 176 - Favs: 155 - Follows: 148 - Updated: 9/4/2011 - Published: 11/17/2006
Worldwar: Discovering the Balance reviews
Fleetlord Atvar, supreme commander of 'The Race' arrived at Earth a few decades later than planned. But it shouldn't have mattered after all how much could Earth change in a mere 800 years, give or take?
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: K+ - English - Sci-Fi/Fantasy - Chapters: 10 - Words: 64,273 - Reviews: 311 - Favs: 634 - Follows: 363 - Updated: 6/27/2009 - Published: 11/5/2007 - Complete
A Thin Veneer: Kirk Starkiller Dream State reviews
Admiral James T. Kirk, nearing the completion of the Minbari war and is standing at the edge of a Knife. But in another universe, there was another Adm Kirk in a similar war. His war turned out differently. We present 'Starkiller', a one shot story.
TV X-overs - Rated: T - English - Sci-Fi/Adventure - Chapters: 5 - Words: 29,124 - Reviews: 53 - Favs: 58 - Follows: 40 - Updated: 6/14/2009 - Published: 12/24/2008 - Complete
Ruinations War The Search for V'ger reviews
Star Trek-Battlestar Galactica 'Evolutions' Xover. The Armageddon conflict starts here in chapter 18! Now the Sinhindrea have come and the war begins. And what does B5 have to do with this?
TV X-overs - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 18 - Words: 79,208 - Reviews: 94 - Favs: 69 - Follows: 53 - Updated: 9/21/2008 - Published: 7/17/2003
Those Who Stand reviews
The B5StarTrek crossover. The Armageddon Conflict continues in Chapter 26. Janeway and her crew are here. Londo has made it to Centauri Prime and so have the Minbari! The tides of war are beginning.
TV X-overs - Rated: T - English - Sci-Fi/Adventure - Chapters: 58 - Words: 266,425 - Reviews: 580 - Favs: 227 - Follows: 105 - Updated: 3/31/2006 - Published: 10/31/2003 - Complete
THE CONVERSATION reviews
A Universe of Change-Ruinations crossover. Ruinations and Universe of Change crossover. Q talks to Captain Janeway about the Temporal Cold War and how it has affected everything including the B5, Farscape, SG-1 and St Universes. X-over with ST, BG, SG-
TV X-overs - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 1 - Words: 5,311 - Reviews: 21 - Favs: 41 - Follows: 15 - Published: 3/12/2004 - Complete
A Universe of Change Ver 4A reviews
A Star Trek Babylon Five X-over. (Redone and Completetly re-edited) When the Enterprises C and D escaped thru the temporal opening, they entered a universe they never imagined and changed everything forever.
TV X-overs - Rated: T - English - Sci-Fi/Adventure - Chapters: 24 - Words: 125,298 - Reviews: 340 - Favs: 304 - Follows: 122 - Updated: 9/29/2003 - Published: 4/2/2002 - Complete
Evolutions Gleanings past and Future ver 3 reviews
Re-edited and reposted Star trek-Battlestar Galactica x-over.
TV X-overs - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 4 - Words: 14,769 - Reviews: 30 - Favs: 39 - Follows: 17 - Updated: 7/16/2003 - Published: 11/30/2001 - Complete
The Ruination Imperatives reviews
Star Trek/ Galactica Xover-Book II: Version 2.0 (re-edited, corrections made and tiny surprises here and there). The Alpha quadrant/Cylon war reaches a turning point!
TV X-overs - Rated: T - English - Sci-Fi/Adventure - Chapters: 9 - Words: 48,588 - Reviews: 66 - Favs: 51 - Follows: 23 - Updated: 12/3/2002 - Published: 1/24/2002 - Complete
Evolutions BOOK I reviews
The Battlestar Galactica and its fleet have finally made it to Federation space. So have the Cylons and the nightmare begins.
TV X-overs - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 12 - Words: 57,762 - Reviews: 87 - Favs: 84 - Follows: 41 - Updated: 11/1/2001 - Published: 10/3/2001 - Complete