Drax715
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Joined 03-14-14, id: 5590617
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Atlantis Homeworld Command by Ghostprogrammer reviews
The continuing adventures of Stargate SG-1 and Stargate Atlantis after Atlantis arrives back on Earth at the end of Stargate Atlantis: Enemy At the Gate. Watch as the two groups of teams work together under Homeworld Command. This story will not follow the Stargate Universe, it will include characters, but the story line will be different.
Stargate: SG-1 - Rated: K - English - Sci-Fi/Adventure - Chapters: 68 - Words: 193,705 - Reviews: 344 - Favs: 221 - Follows: 272 - Updated: 8/31 - Published: 3/15/2017 - S. Carter, D. Jackson, J. O'Neill, Teal'c
A Different Road Taken by Redrover117 reviews
In 1928 an alien artefact was discovered in Egypt and activated for the first time a few years later. In one reality Doctor Littlefield stepped through and was stranded on the planet Heliopolis for decades. In this reality he arrived on another planet entirely, one that house an Ancient Repository.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 16 - Words: 49,416 - Reviews: 222 - Favs: 313 - Follows: 440 - Updated: 8/31 - Published: 9/23/2018
The Second Chance War by wilkins75 reviews
in a desperate last move to save humanity from the White Walkers, Bran using the magic of the Children of the Forest sends everyone still alive at the battle of Winterfell back through time appearing within Winterfell during the war of the Five Kings with all the knowledge of what is coming in the war and the real threat to humanity. (Jon/Dany) (Arya/Gendry) (others)
Game of Thrones - Rated: M - English - Romance - Chapters: 5 - Words: 43,377 - Reviews: 80 - Favs: 192 - Follows: 292 - Updated: 8/29 - Published: 7/28
The Night Dragons by WrathofAvarice reviews
Before the battle at Castle Black, Maester Aemon tasked Grenn with delivering a message to his niece in Mereen. After the battle, Maester Aemon reveals that he has kept secrets of his own while serving at Castle Black, including two dragon eggs. Based on the shows and I haven't read the books. Inspired by The Fanfiction Equal Footing. Chapters 1-40 have been revised
Game of Thrones - Rated: T - English - Fantasy/Adventure - Chapters: 94 - Words: 438,715 - Reviews: 921 - Favs: 1,348 - Follows: 1,533 - Updated: 8/25 - Published: 11/17/2017 - [Daenerys T., Jon S.] Aemon T., Dragons
Roads Paved in Shadows by AlbertG 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: 21 - Words: 118,171 - Reviews: 315 - Favs: 256 - Follows: 337 - Updated: 8/17 - Published: 3/19/2017 - J. O'Neill, W. Adama
Halo: The Ori War by DX1998 reviews
7 Months Ago...the USS Odyssey vanished without a trace. Seven long months, that saw the Ori march almost unopposed through the Milky Way Galaxy. With none able to stand against them, the armies of Origin were triumphant in all battles. But now...now the Odyssey has returned, and with the aid of the UNSC and Sangheili, they will bring the fight to the Ori.
Crossover - Stargate: SG-1 & Halo - Rated: T - English - Adventure/Drama - Chapters: 15 - Words: 60,674 - Reviews: 519 - Favs: 865 - Follows: 1,095 - Updated: 8/7 - Published: 10/7/2014
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: 30 - Words: 237,748 - Reviews: 884 - Favs: 761 - Follows: 1,002 - Updated: 8/4 - Published: 5/21/2013
Contact at the Citadel by wilkins75 reviews
Sequel to Contact of Kobol and Contact of Races. Earth and other worlds are united in the Tau'ri Alliance, with the advance technology from the Ancients and the Asgard they are the most advanced culture in the Galaxy. Now they must travel to a distant galaxy to finish the mission of the Destiny only to contact the Citadel Council and the Reapers. (Stargate Sg1/Mass Effect)
Crossover - Stargate: SG-1 & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 19 - Words: 163,779 - Reviews: 1016 - Favs: 1,099 - Follows: 1,405 - Updated: 8/1 - Published: 4/23/2018
The Fourth Council Race by Knight Vigilant Koren reviews
A few minor and realistic changes in the decisions made by the leaders of humanity drastically altered the path of Citadel Space and the Reaper War. This is the story of caution and planning over recklessness, the path of the juggernaut over the glass cannon. This is the story of humanity as it should have been. A power worthy of its Council seat, and one the Reapers can't ignore.
Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 25 - Words: 169,582 - Reviews: 1051 - Favs: 1,581 - Follows: 2,099 - Updated: 7/29 - Published: 9/23/2017 - Garrus V., Kaidan A., Shepard (M), Councilor Irissa
Sins of a Galactic Empire Reborn by zzzxxc1 reviews
When the unknown regions of space are revealed to the galaxy at large by a CIS warship, the UNSC becomes members of the galactic community, but its existence is soon threatened by the decline of the Republic. Adopted from SpaceCowboy2013.
Crossover - Star Wars & Halo - Rated: T - English - Sci-Fi - Chapters: 6 - Words: 26,488 - Reviews: 118 - Favs: 357 - Follows: 505 - Updated: 7/21 - Published: 7/28/2018 - Anakin Skywalker, Obi-Wan K., Master Chief/John-117, Cortana
Conflicted Galaxies by FR0ST16 reviews
When a fully armed UNSC Infinity is transported to another galaxy by a strange spatial anomaly, Lasky and his crew are forced into the middle of a galactic Civil War, but soon realize they weren't the only ones affected by the very same anomaly that brought them there. Their struggle eventually leads to the liberation of a planet and full out intergalactic warfare.
Crossover - Halo & Star Wars Rebels - Rated: T - English - Sci-Fi/Adventure - Chapters: 21 - Words: 78,220 - Reviews: 168 - Favs: 226 - Follows: 257 - Updated: 7/11 - Published: 12/27/2017 - [Ezra B., Sabine W.] Master Chief/John-117, T. Lasky
Star Wars: Halo at war by reza0807 reviews
Darth Sidious, emperor of the Galactic Empire, used his foresight along with his cunning mind to rise to power. His visions allowed him to eliminate any threat to his rule. Now the Dark Side whispers of a weakened yet worthy foe in a neighboring galaxy. The war machine of the Empire is now giving its undivided attention to the UEG and its protector the UNSC. A new war has begun...
Crossover - Star Wars & Halo - Rated: T - English - Adventure/Sci-Fi - Chapters: 18 - Words: 180,157 - Reviews: 275 - Favs: 324 - Follows: 397 - Updated: 7/4 - Published: 6/27/2017 - Darth Vader, E. Palpatine, Master Chief/John-117, T. Lasky - Complete
The Horizons Beyond by JJ2161 reviews
When two worlds with predefined mindsets, knowledge, and ideals have to throw all of that out the window after contacting a new player. Humanity. (Babylon 5/Mass Effect AU crossover with a Star Trek-based Humanity and Stargate-based Precursors)
Crossover - Babylon 5 & Mass Effect - Rated: T - English - Chapters: 19 - Words: 110,768 - Reviews: 151 - Favs: 333 - Follows: 423 - Updated: 7/1 - Published: 9/29/2017
Cycles Upon Cycles by The Incredible Muffin reviews
The residents of the Koprulu Sector thought they had finally achieved peace. They were wrong. Now, the Koprulu Alliance is faced with a galaxy that was bigger than they thought. They will meet new friends, and more importantly, new enemies, but all will be forced to put away their hatreds, both old and new, or none will survive the darkness that is to come...
Crossover - StarCraft & Mass Effect - Rated: T - English - Sci-Fi/Supernatural - Chapters: 37 - Words: 359,067 - Reviews: 1328 - Favs: 2,049 - Follows: 2,331 - Updated: 6/19 - Published: 1/13/2015
Dawn of Titans by F13D reviews
There is nothing fair, just, or honorable about war. There is only winning and losing, the living and the dead. Humanity has learned this truth and has ascended to the stars. What effect will this have on the rest of the galaxy, one that has experienced millennia of peace? Will it be able to maintain the peace or will it be ushered into a new age of war? Let the end begin. A/U
Crossover - Mass Effect & EndWar - Rated: M - English - Sci-Fi/Adventure - Chapters: 32 - Words: 330,558 - Reviews: 662 - Favs: 883 - Follows: 1,110 - Updated: 6/17 - Published: 7/15/2015 - D. Anderson, Admiral Hackett, OC
Unintended consequences by fanfictionfanaticX reviews
A small change in the past by SG-1 may have unexpected side effects for the rest of the galaxy.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Chapters: 14 - Words: 241,429 - Reviews: 313 - Favs: 416 - Follows: 604 - Updated: 6/13 - Published: 6/17/2018
Worldwar: Establishing A Balance by AlbertG 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: 26 - Words: 174,661 - Reviews: 749 - Favs: 471 - Follows: 585 - Updated: 5/25 - Published: 3/6/2016
Element Halo by Iron Warriors reviews
When we started to expand past the Orin Arm of the Milkyway, we didn't know what to expect. Once we were out there though, things changed big time. For those brief 30 years we were the top dogs of the galaxy in all powers but like always when humanity reaches a higher seat of power, something always comes to make us fall... This time however the fall will cost our entire race.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 23 - Words: 82,562 - Reviews: 225 - Favs: 446 - Follows: 667 - Updated: 5/20 - Published: 12/11/2017 - OC
To change fate by fanfictionfanaticX reviews
Fate is a weird thing. By trying to stop it or change it, you discover that it has all already been written. Or has it? This is a Stargate and BSG 2003 crossover.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 28 - Words: 395,824 - Reviews: 324 - Favs: 345 - Follows: 457 - Updated: 5/10 - Published: 12/22/2016
The Age of the 5th Race by hamburger73 reviews
After a long and devastating war with the Ori, General O'Neill is ordered by the IOA to evacuate all surviving SG personnel, along with the surviving alien allies, to a new colony with Atlantis.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 4 - Words: 9,406 - Reviews: 41 - Favs: 112 - Follows: 169 - Updated: 5/3 - Published: 1/26
Mythos Effect by Omniscent1 reviews
A crossover between Mass Effect and Cthulhutech. Humanity has won the Aeon War and has since expanded and thrived. How will the galaxy fare with this new power?
Crossover - Cthulhu Mythos & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 18 - Words: 122,364 - Reviews: 1072 - Favs: 3,024 - Follows: 3,426 - Updated: 4/6 - Published: 6/5/2013 - Shepard (M)
SG13 The Cylon War by ShadowXV reviews
What happens when Earth is informed about a group of unknown humans by the Asgard and Earth with some help sneaks in an SG team. I got a new beta we are currently going through all chapters.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: K+ - English - Chapters: 13 - Words: 126,291 - Reviews: 283 - Favs: 373 - Follows: 549 - Updated: 2/28 - Published: 5/23/2015
The Dragon Queens by Mystborn reviews
Prophesies complete, an immortal Dragonborn and her vampire best friend are left to their own devices. The result? A jointly ruled empire of Nirn that spans the stars. So when Batarians are chased through relay 314 by the Turians into Imperial space, all oblivion breaks loose. How will the Galaxy of Science hold up to the Empire of Magic, Especially one ruled by the Dragon Queens?
Crossover - Elder Scroll series & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 26 - Words: 122,277 - Reviews: 651 - Favs: 2,035 - Follows: 2,491 - Updated: 2/27 - Published: 2/28/2015 - Dragonborn/Dovahkiin, Serana, Shepard (F)
From the Ashes by erttheking reviews
Even after seeing their world burned, Humanity was able to stand up again, and push beyond their pre-war status and reach the heavens. But how will a hardened Humanity handle life among the stars? And how will others react to this aggressive newcomer?
Crossover - Fallout & Mass Effect - Rated: T - English - Sci-Fi/Romance - Chapters: 118 - Words: 913,475 - Reviews: 3479 - Favs: 2,661 - Follows: 2,506 - Updated: 2/24 - Published: 5/17/2012
Humanity's Rebirth by TallYapflip reviews
The First Contact War brought untold destruction to Earth, reducing Humanity to a shell of its former self. For 900 years, Humanity has been working tirelessly to lay claim to its own slice of the Milky Way Galaxy, and they are prepared to bring the Council to its knees to accomplish their goals. (Massive AU, New Technologies, and a far different humanity.)
Mass Effect - Rated: M - English - Sci-Fi - Chapters: 21 - Words: 105,791 - Reviews: 496 - Favs: 1,754 - Follows: 2,199 - Updated: 12/17/2018 - Published: 3/4/2016 - [Samantha T., Shepard (F)] Admiral Hackett, OC
Biomass Effect by Beastrider9 reviews
All life on Earth had been consumed by Blacklight. With no Biomass to feed on, Blacklight had to evolve, adapt, and grow. Now a collective Council of Aliens discovers the existence of such a life form. How do the aliens see a form of life that is viral, how they deal with it, what are the consequences to the galaxy of such a race existing at all.
Crossover - Mass Effect & Prototype - Rated: M - English - Sci-Fi - Chapters: 59 - Words: 303,766 - Reviews: 2633 - Favs: 3,565 - Follows: 3,994 - Updated: 12/3/2018 - Published: 8/8/2014
A Hope for the Future by zheuse reviews
The Endeavor Project was a chance for a father to give a future for his children and grandchildren, away from the chaos of the wars and governments of the Empire and New Republic. The politics may be different, but enemies will always exist, and maybe allies as well. PROLOGUE AND CHAPTER 32 POSTED
Crossover - Star Wars & Stargate: Atlantis - Rated: T - English - Sci-Fi - Chapters: 33 - Words: 80,117 - Reviews: 78 - Favs: 95 - Follows: 123 - Updated: 11/12/2018 - Published: 2/26/2018
The 13th Tribe by The Lone Dark Jedi reviews
Earth had been rendered uninhabitable. Billions have been killed. The only hope for the survivors, a society not even officially contacted yet, the 12 Tribes of Kobol. The SGC must lead the way in contact to survive the loss of Earth. Can these two societies work together for the common good?
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 5 - Words: 39,743 - Reviews: 47 - Favs: 128 - Follows: 177 - Updated: 10/31/2018 - Published: 2/14/2017 - S. Carter, J. O'Neill, H. Cain, OC
Celestial Empire (China Stargate) by nikkythegreat reviews
Starts with the SG Atlantis Episode Enemy at the Gates. After the battle with the Wraith Super-Hive, the PLAAF Starship Sun Tzu has a plan to save Earth and the Galaxy. A freakish accident strands them in 1862 instead. This is an AU for Stargate, where Imperial China runs a gate program.
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: T - English - Sci-Fi - Chapters: 34 - Words: 128,927 - Reviews: 240 - Favs: 221 - Follows: 285 - Updated: 10/27/2018 - Published: 7/8/2016
Divided Humanity by CronaAlbarn48 reviews
The cold war never ended it simply spread to the stars. Humans have never been more united but the division is still there. In the face of Galatic politics how will humanity fair? MAD still exists and now the Citadel must deal with a race that preaches it. The powder keg that is humanity is waiting for the spark of war. Who will ignite it? Beta needed
Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 7 - Words: 26,844 - Reviews: 49 - Favs: 121 - Follows: 219 - Updated: 10/23/2018 - Published: 12/27/2017
Merged Galaxy Part 1: Tenuous Pacts by Slipspace Anomaly reviews
Nations collide as 2 alternate versions of the Milky Way Galaxy are joined into 1. As members of the SGC and the UNSC struggle to establish peaceful relations, a new threat emerges. One that includes new enemies from each of their pasts. Co-written with Jon Harper.
Crossover - Stargate: SG-1 & Halo - Rated: T - English - Chapters: 21 - Words: 164,926 - Reviews: 201 - Favs: 278 - Follows: 377 - Updated: 10/8/2018 - Published: 1/30/2017 - H. Maybourne, OC, Master Chief/John-117, C. Halsey
Alternate Past, Uncertain Future Mk II by Follower38 reviews
Co-written with aDarkOne History, a single event, can alter so much, let alone two. The San'Shyum are no more. The Krogan Empire stands strong. Humanity is now a giant among the stars. With three Galactic Superpowers in play, will an encounter see a new Golden Age, or an Era of War? (Chapters 1-12 being rewritten)
Crossover - Halo & Mass Effect - Rated: T - English - Adventure - Chapters: 33 - Words: 279,720 - Reviews: 757 - Favs: 702 - Follows: 812 - Updated: 10/6/2018 - Published: 8/28/2012
Federation the 13th by The Lone Dark Jedi reviews
The USS Enterprise detects the Refugee fleet of the 12 Colonies of Kobol while traveling to the automated repair station after being struck with a mine. Soon after, the Colonials are integrated into Earth while trying to keep the Jump Drive a secret from the rest of the galaxy. Its tactical advantage over the warp drive could have disastrous consequences on the galaxy.
Crossover - StarTrek: Enterprise & Battlestar Galactica: 2003 - Rated: K - English - Sci-Fi - Chapters: 6 - Words: 23,574 - Reviews: 69 - Favs: 191 - Follows: 233 - Updated: 10/5/2018 - Published: 3/28/2016 - J. Archer, Admiral Forrest, W. Adama, H. Cain - Complete
Smoke, Sorcery, and Steel by A Very Thirsty Megalomaniac reviews
A long time ago, the Outsider formed. Contrary to many's beliefs, he could not change his face. When aliens saw him in their dreams, they knew humanity long before humanity knew them. And they feared. Now their space whaling routes cross paths, and the aliens stare upon humanity's face proper. And they fear. Perhaps rightly so. The Outsider only shrugs, and then offers his mark.
Crossover - Mass Effect & Dishonored - Rated: T - English - Sci-Fi/Fantasy - Chapters: 8 - Words: 111,773 - Reviews: 51 - Favs: 173 - Follows: 215 - Updated: 9/30/2018 - Published: 1/3/2017 - Illusive Man, the Outsider
The Human War by Generatedname reviews
The Citadel Council is a peaceful conglomerate of races, blissfully unaware of the horrors that lurk beyond their space. Humanity, meanwhile, is a race that has fought against these alien horrors ever since they made contact. What will happen when the two societies meet? Will peace follow war? Or is the Citadel Council doomed to fall to humanity? Rewrite of When Civilizations Meet.
Crossover - X-Com & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 13 - Words: 138,222 - Reviews: 651 - Favs: 1,653 - Follows: 2,262 - Updated: 5/30/2018 - Published: 3/29/2016
Contact of Races by wilkins75 reviews
Sequel to Contact at Kobol (Stargate/Battlestar). The Race has thrived for hundreds of thousands of years and who recently conquered their 5th world are heading toward Tosev 3, Earth believing the conquest to be ease against the sword swing savages. Little do they know that those sword swing savages are now one of if not the most powerful force in the Galaxy, the Tau'ri.
Crossover - Stargate: SG-1 & Worldwar series - Rated: T - English - Sci-Fi/Drama - Chapters: 25 - Words: 210,603 - Reviews: 1174 - Favs: 783 - Follows: 797 - Updated: 4/3/2018 - Published: 6/17/2017 - S. Carter - Complete
A Brutal Reality by BIG Z1776 reviews
NOW BEING REWRITTEN. The Colonials have just started taking their first steps into a much larger galaxy where danger, friends, and the unknown lie around every corner. And Earth has now taken the next huge step into the galaxy and its rise to superpower is all but inevitable. So what's to stop them? Old enemies from the past thought to be gone and new ones not yet seen.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Adventure/Sci-Fi - Chapters: 30 - Words: 180,495 - Reviews: 489 - Favs: 523 - Follows: 685 - Updated: 4/2/2018 - Published: 2/15/2015
The Gathering Darkness by TheLastEidolon reviews
The Council races stumble upon the Sol system and its occupants. Amidst trying to decipher the...unusual technology employed by the humans, they learn that the denizens of Earth are fighting a desperate war against an enemy so powerful, even the combined might of the Council's armies may not be enough to defeat it...
Crossover - Mass Effect & Destiny - Rated: T - English - Sci-Fi/Adventure - Chapters: 7 - Words: 62,109 - Reviews: 295 - Favs: 965 - Follows: 1,274 - Updated: 3/16/2018 - Published: 7/10/2015 - Garrus V., Liara T'Soni, U. Wrex, Tali'Zorah
Halo: The Bitter Wars by sonicXben reviews
After a long year of the Clone Wars, the Galactic Republic comes in contact with the biggest residents of the Unknown Regions: the UNSC and Sangheili. But instead of bringing the war closer to an end, this new contact will unleash old enemies upon the greater galaxy, making the Clone Wars even bloodier. What will happen? Rated M due to marine mouths and innuendos (You'll see soon).
Crossover - Star Wars & Halo - Rated: M - English - Sci-Fi/Adventure - Chapters: 37 - Words: 142,550 - Reviews: 226 - Favs: 233 - Follows: 254 - Updated: 3/12/2018 - Published: 12/4/2016 - Anakin Skywalker, Obi-Wan K., Arbiter, OC - Complete
Worlds Apart 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: 339 - Follows: 458 - Updated: 3/4/2018 - Published: 4/3/2014
Battlestar Galactica: The Guiding Fire by GunnyStacker reviews
199 days after the Cylon attack on the 12 Colonies, a chance encounter brings the Colonial Fleet in contact with the UNSC Spirit of Fire after the events of the Forerunner Shield World. Can they work together to reach UNSC space before the Cylons wipe them all out and manage to overcome the odds without killing each other first?
Crossover - Halo & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Drama - Chapters: 13 - Words: 157,922 - Reviews: 529 - Favs: 822 - Follows: 1,090 - Updated: 2/2/2018 - Published: 11/13/2016 - J. Cutter, Serina, W. Adama, K. Thrace/Starbuck
The Star Forge Effect by Llegion reviews
Darth Revan leads the Sith Empire to a new galaxy, bringing with him the greatest space station in the galaxy. What will happen when the Council meets an Empire that refuses to bow to them, with the military strength to reduce them into so much dust? And how will their First Contact go, considering who the Empire is allied with? Rated T for HK-47, you meat-bags.
Crossover - Star Wars & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 6 - Words: 23,421 - Reviews: 207 - Favs: 940 - Follows: 1,275 - Updated: 1/8/2018 - Published: 9/21/2015
A Glimmer of Hope by The Hidden Sith reviews
It's been five years since disclosure and the City of Atlantis breathes new life with thousands inhabiting her. When a subspace anomaly propels the city and her stalwart defenders through time and space, they discover a galaxy in turmoil and humanity in peril once again. With no way back, they must establish a new home for humanity and uncover the mystery behind Andromeda. SG/ME
Crossover - Stargate: Atlantis & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 4 - Words: 17,602 - Reviews: 53 - Favs: 219 - Follows: 353 - Updated: 12/31/2017 - Published: 5/14/2017
Thor's Slayers by CzarZelinsky reviews
Thor knows more about Earth's exotic wildlife than Stargate Command could have imagined. Thor decides to rectify that situation. SG-1 might be a little better if they just had some Faith. (Buffy/Angel/SG1/SG:A Characters. Story could become M in the future.) [TS has not been scrapped, only placed on the back burner while I recharge and begin WotE]
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: T - English - Supernatural/Sci-Fi - Chapters: 32 - Words: 221,155 - Reviews: 224 - Favs: 331 - Follows: 501 - Updated: 11/5/2017 - Published: 9/5/2016 - [Faith L., Buffy S.] J. O'Neill, Elizabeth Weir
Neptune's Revenge by cliff.west reviews
What happens when the Battlestar Galactica from BSG 2003 finds another group of lost humans but these humans are from Rifts Earth? My first attempt at writing so buyer beware
Crossover - Rifts & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Drama - Chapters: 31 - Words: 532,451 - Reviews: 20 - Favs: 24 - Follows: 21 - Updated: 10/24/2017 - Published: 9/29/2016 - Complete
Bound By Destiny by JacGoBama16 reviews
The fate of two civilizations was decided a millennia ago. The plans of a now extinct race come to fruition as two societies separated for thousands of year meet. The Colonials erupt onto the galactic stage with a tenacious fury. The Galaxy prepares for war on all fronts and unseen forces watch from afar.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Drama - Chapters: 3 - Words: 36,745 - Reviews: 71 - Favs: 121 - Follows: 208 - Updated: 9/21/2017 - Published: 1/15/2017
The Knight and Fairy of the Forward Unto Dawn by Truce D Jee reviews
What if they never stranded in space and met the Didact. Instead, they landed in the North. How will the lords and kings deal with this mighty warrior from the stars? Join Master Chief and Cortana as they turn the cold, backward region into the most advance kingdom in the World of Ice and Fire. (M for profanity and gore)
Crossover - Halo & Game of Thrones - Rated: M - English - Adventure/Sci-Fi - Chapters: 11 - Words: 63,235 - Reviews: 667 - Favs: 1,484 - Follows: 1,774 - Updated: 8/29/2017 - Published: 12/18/2016
Xcom: Incursion by Drewman784 reviews
Every race thus far has utterly failed to stop the Reapers, always embroiled in pesky politics and wars to take any notice of the coming storm. This time though...this time is different. Can you feel the equally raging storm coming? I can. Can you? Side story: Incursion: Alliance Effect *Earlier chapters rewritten. Discontinued*
Crossover - X-Com & Mass Effect - Rated: T - English - Suspense/Adventure - Chapters: 11 - Words: 39,880 - Reviews: 127 - Favs: 264 - Follows: 341 - Updated: 8/3/2017 - Published: 11/28/2015
Tau'ris Suprise by TheDreadCaptain reviews
What if in the Earth-Mimbari war a Tau'ri Colony and the Tau'ri Fifth Fleet is somehow transported to the Babylon 5 Universe and are discovered by the Mimbari. Multi-Crossover now.
Crossover - Babylon 5 & Stargate: SG-1 - Rated: T - English - Adventure/Sci-Fi - Chapters: 10 - Words: 11,494 - Reviews: 120 - Favs: 122 - Follows: 174 - Updated: 6/16/2017 - Published: 2/8/2017 - OC, OC
The Effect of the Dragon by Allard-Liao reviews
After the defeats of Alduin, Haarkon, and Miraak, there is only one thing left to conquer: the stars. This is the story of what the Empire finds there.
Crossover - Elder Scroll series & Mass Effect - Rated: T - English - Sci-Fi/Fantasy - Chapters: 11 - Words: 37,815 - Reviews: 205 - Favs: 492 - Follows: 670 - Updated: 6/12/2017 - Published: 4/21/2014 - The Nerevarine, Kal'Reegar
The Aftermath: The End by fmfan1980 reviews
Sequel to 'The Aftermath'. This takes place two years after the destruction of the device that would have sent Vala and Daniel to the Ori galaxy. Since the device was destroyed, there was no Ori. A new team heads to Caprica on a recon mission, and comes face to face with the end of days. (A SG-1, BtVS, and BSG 2003 X-over.) *12/02/2016-Latest chapter has been edited.*
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Chapters: 31 - Words: 114,555 - Reviews: 126 - Favs: 135 - Follows: 202 - Updated: 6/2/2017 - Published: 6/3/2016
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: 5227 - Favs: 1,360 - Follows: 1,348 - Updated: 5/25/2017 - Published: 3/20/2015 - Complete
Someone had blundered by magkiln reviews
A turian scout force sets out to patrol empty starsystems. A human exploration fleet makes ready to approach a dormant mass relay. Soon their paths will cross and if they fail to make peaceful contact, the consequences will be deadly. Rated T for violence
Crossover - Aliens/Predator & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 38 - Words: 144,248 - Reviews: 757 - Favs: 770 - Follows: 795 - Updated: 4/20/2017 - Published: 4/25/2015 - Predator/Yautja, Illusive Man, Councilor Tevos, Councilor Sparatus - Complete
Terran Federation: Contact by L4 of the WEST reviews
For more than 20 years, the Terran Federation's path into the darkness beyond Earth has been marked by war, betrayal, and bugs. Every alien they met in the blackness of space has been hostile, pushing the region on a path to another great interstellar war. But sometimes, you get lucky, will the 6th time over Shanxi be it?
Crossover - Starship Troopers & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 28 - Words: 164,615 - Reviews: 355 - Favs: 744 - Follows: 804 - Updated: 4/16/2017 - Published: 8/7/2014 - Complete
Space in Conflict: Human Assault by Phuripat reviews
Relay 314 is activated and the Turian find Earth in the middle of WW3, the Turian thought they can defeat Earth within a week but they soon found out that they are messing with someone they shouldn't be messing with. Co-Author with Timedraven117. Warning, HFY. Viewers discretion is advised
Crossover - Mass Effect & World in Conflict - Rated: T - English - Parody/Humor - Chapters: 11 - Words: 56,871 - Reviews: 110 - Favs: 372 - Follows: 527 - Updated: 4/11/2017 - Published: 6/24/2015 - U. Wrex, Tali'Zorah, Saren A., OC
The Terran Intervention by AmeliusTheAlteran reviews
It has been said that something as small as the flutter of a butterfly's wing can ultimately cause a typhoon halfway around the world. Now image what four massive EMPs could do in the midst of the Turian fleet above Shanxi. For want of a nail, civilizations will rise and fall. (REWRITTEN: Chapter 1-5)
Crossover - Stargate: SG-1 & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 6 - Words: 23,683 - Reviews: 262 - Favs: 908 - Follows: 1,425 - Updated: 3/25/2017 - Published: 4/10/2016
Robo Effect by Star Sage reviews
The Robotech wars are over. The survivors of Humanity and the Zentraedi are now alone in the universe, and so, come together, becoming something new, becoming Terrans. Now this race will find itself thrust into the galactic scene, as the Citadel Races and those beyond test these young upstarts, and in the shadows, old things begin to move.
Crossover - Robotech/Macross & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 59 - Words: 215,414 - Reviews: 525 - Favs: 720 - Follows: 771 - Updated: 12/25/2016 - Published: 4/14/2015
Gundam Wing - Shattered Dreams by Gunkatas reviews
After Colony 197. Mankind has once again found peace, thanks to the efforts of the 5 Gundam Pilots and their allies. All Mobile Suits are about to be destroyed, when a chance discovery on Mars halts this decision. This discovery lets Humans finally leave the Solar system and paves a new road, for all mankind. For humanity has found: Mass Effect.
Crossover - Gundam Wing/AC & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 6 - Words: 87,933 - Reviews: 191 - Favs: 644 - Follows: 630 - Updated: 11/27/2016 - Published: 9/15/2015 - Complete
The Sum is Greater than its Parts by Maersikai reviews
Having long since combined forces, a fleet of the Humans and Covenants finest are torn from the universe they know to be thrown in to a strange and desolate reality. They will strive to uphold the Mantle against the Mass Effect's most Ancient Enemy. Will they break the cycle?
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 19 - Words: 181,564 - Reviews: 341 - Favs: 1,029 - Follows: 1,263 - Updated: 11/26/2016 - Published: 3/2/2015 - Cortana, Shepard (F)
The Next Great Journey by alanvaladez reviews
After the destruction of Requiem and an attack against Earth, both the UNSC and Covenant Separatist form the Systems Alliance. Then a discovery in the Deca-5 system changes everything for all sides. Cold War like conflict, lots of ONI , AU for Mass Effect and a council that actually thinks before it acts.
Crossover - Halo & Mass Effect - Rated: M - English - Sci-Fi/Drama - Chapters: 19 - Words: 150,316 - Reviews: 197 - Favs: 465 - Follows: 499 - Updated: 10/30/2016 - Published: 9/8/2014 - Master Chief/John-117, OC, Saren A., OC - Complete
Brothers in Arms by Dave19941000 reviews
With the war between Earth and the Colonies a distant memory, the galaxy is once again plunged into a war of survival. But as is always the case threats are not only from without but within. Sequel to Brother's Betrayal
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 4 - Words: 13,089 - Reviews: 26 - Favs: 89 - Follows: 136 - Updated: 10/15/2016 - Published: 8/23/2016
Rise of the Terran Alliance by EightEqualsEqualsDee reviews
The Alterans made an improved strain of humanity. The Lanteans taught humanity to embrace science. Now, the Terrans will rise to the stars and wrap the galaxy in a war of a scale never seen before. Crossover of Harry Potter and SG1. Maybe SGA. Seriously AU. Contains elements of other universes but no knowledge of them is required. MAY become a major crossover with something else...
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - English - Sci-Fi - Chapters: 4 - Words: 23,661 - Reviews: 93 - Favs: 366 - Follows: 497 - Updated: 10/1/2016 - Published: 8/27/2016
Pandora's Scions by NorJC reviews
A Raptor discovers far more than a barely habitable planet inside a nebula after the small craft misjumps during Starbuck's search and rescue mission back to Caprica to retrieve Anders and his people. This is an AU from "Lay Down Your Burdens Part 1" and a crossover with "The Fleet" military/sci-fi anthology series by Bill Fawcett and David Drake.
Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 34 - Words: 119,525 - Reviews: 326 - Favs: 275 - Follows: 341 - Updated: 9/25/2016 - Published: 12/15/2013 - W. Adama, L. Roslin, D'Anna B., M. Edmondson/Racetrack
Downfall by The Pusillanimous Platypus reviews
After a deadly first contact with a new race of humans, the decision is made to send undercover operatives into the Twelve Colonies. Soon however, with the Colonies burning, the surviving Tau'ri agents find themselves on the run. As they fight to stay one step ahead of the pursuing Cylons, they must also beware of their fellow humans in the fleet.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: M - English - Drama/Adventure - Chapters: 4 - Words: 11,270 - Reviews: 55 - Favs: 88 - Follows: 148 - Updated: 9/22/2016 - Published: 8/29/2016
The New Order of Tribes by Talphon44 reviews
A different look at what happened when the Galactica arrived at Earth. The Battlestar will set in motion a series of events that will rock the foundation of not just one civilization but multiple ones. This is my first attempt at fan-fiction, but I intend to follow through on what hopefully will be a very long story, one of many that will take place in this universe.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 7 - Words: 49,714 - Reviews: 285 - Favs: 440 - Follows: 649 - Updated: 9/5/2016 - Published: 12/14/2015
Brother's Betrayal by Dave19941000 reviews
A small stretch of the truth by an enemy long thought gone leads to a clash of worlds. With Earth unwilling to let an attempted invasion slide and the Colonials having lost too much blood to back down, it seems worlds burning is inevitable. Just as planned.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 50 - Words: 233,825 - Reviews: 409 - Favs: 322 - Follows: 415 - Updated: 8/23/2016 - Published: 8/18/2014 - Complete
My Enemy's Enemy is my What? by StarLiner42 reviews
Forty years after the Cylon war, the Twelve Colonies are once again thriving, when strange fleets of blue alien ships appear and begin wreaking havoc on the Colonies. Meanwhile, the Earth-Minbari war has dragged on for months with little hope of a human victory. These two civilizations are destined to intertwine, and change the course of the galaxy forever.
Crossover - Babylon 5 & Battlestar Galactica: 2003 - Rated: T - English - Chapters: 8 - Words: 66,596 - Reviews: 117 - Favs: 190 - Follows: 277 - Updated: 6/2/2016 - Published: 9/14/2015
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: 3395 - Favs: 5,053 - Follows: 5,934 - Updated: 5/22/2016 - Published: 10/13/2011 - Tali'Zorah
STARGATE: BLOOD AND CHROME by Red Leader reviews
The year is 2100, Earth is the capital of the Tau'ri Alliance. Peace in the galaxies are not as it seems as they discovered a race who want to extinguish humanity. This is a crossover between STARGATE and BSG 2003 Blood and Chrome. The first Cylon war.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: K - English - Sci-Fi/Fantasy - Chapters: 4 - Words: 5,958 - Reviews: 31 - Favs: 72 - Follows: 112 - Updated: 5/12/2016 - Published: 5/5/2016 - W. Adama - Complete
The Stargate Initiative by Sciencefictionsquirrel reviews
AU. In 1945, Ernest Littlefield ventures through the Stargate and manages to convey that he is alive via a radio set. This, coupled with a more intact Heliopolis, result in the development of the Stargate Initiative, dedicated to using the stargate for the benefit of the USA and mankind.
Stargate: SG-1 - Rated: T - English - Chapters: 20 - Words: 89,733 - Reviews: 202 - Favs: 496 - Follows: 542 - Updated: 5/6/2016 - Published: 7/4/2013
Spice Effect by Transwarrior666 reviews
From the Great Void, We come... To this place will We abide, We who are the children of Siona and Idaho, Heirs of Shai Hulud and the Atreides Emperors, We who tread the Golden Path, from the realm of visions, where men walk without feet unto eternity and beyond... - A Passage from A Human Poem (Written in Ancient Galach), allegedly recited by Lord Burseg Faradan Shepard, Sardaukar
Crossover - Dune & Mass Effect - Rated: K - English - Sci-Fi/Spiritual - Chapters: 6 - Words: 46,498 - Reviews: 62 - Favs: 131 - Follows: 164 - Updated: 5/3/2016 - Published: 9/30/2014 - OC, Catalyst
When Civilizations Meet by Generatedname reviews
The Ethereals, the Aquatoids, the Micronoids. Humanity has faced them all, and come out stronger. The Humans have left their world, exploring the stars, their technology built on Alien corpses. How will they react when they meet a peaceful society, one that is both advanced and primitive? ABANDONED, REWRITE IS UP UNDER THE TITLE 'THE HUMAN WAR!
Crossover - X-Com & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 17 - Words: 52,325 - Reviews: 334 - Favs: 741 - Follows: 852 - Updated: 3/29/2016 - Published: 5/11/2014 - OC
Stargate Thirdspace: The Reboot by andrewjameswilliams reviews
Complete restart of Stargate Thirdspace. In the 26th century the cityship Rivendell and a fleet of escorts are sent on an exploration mission to a newly discovered galaxy... and find themselves catapulted into a whole new universe of adventure.
Crossover - Babylon 5 & TV X-overs - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 26,858 - Reviews: 69 - Favs: 203 - Follows: 257 - Updated: 3/27/2016 - Published: 12/21/2015
Halo Mass Effect: The New Dawn by OverLord3475 reviews
Humanity has joined forces with their former enemies to form the OSA, they have formed new alliances that have made them stronger, but what awaits them beyond the relay are they ready for a new chapter? inspired by Halo a new age and HaloMasssEffect: ruptured universe. this is a multicrossover (other franchises).
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 6 - Words: 45,937 - Reviews: 103 - Favs: 328 - Follows: 415 - Updated: 3/23/2016 - Published: 7/1/2014 - Master Chief/John-117, Shepard (M)
Transcendent Humanity 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: 2082 - Favs: 6,473 - Follows: 7,484 - Updated: 3/1/2016 - Published: 5/7/2013
Worldwar: Missionaries Down to Earth by AlbertG 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: 401 - Favs: 432 - Follows: 421 - Updated: 2/29/2016 - Published: 12/8/2014 - Complete
Mass Effect: Contact by FuzyDr4G0NZ reviews
In 2560, just years after the end of hostilities between the Earth based UNSC and the New Colonial Alliance, the Industrial colony of Falkland is slowly being turned into a Fortress as a defense against the perceived Colonial threat. But within months of his transfer to the colony, Lance Corporal David Campbell will find out first hand whether or not the fortress will hold.
Crossover - Halo & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 18 - Words: 60,226 - Reviews: 214 - Favs: 301 - Follows: 396 - Updated: 2/3/2016 - Published: 5/8/2014 - OC
The Thirteenth Colony by Eliza Hayes reviews
The Twelve Colonies discover Earth, but that is only the start of the story. The discovery comes with unexpected problems and more formidable enemies. Warning: General Hammond is still alive. Because I like him and want him in my story. Thanks for all the constructive reviews. After reviewing the reviews, I realized the story was confusing. Hope this is a better read.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 7,369 - Reviews: 27 - Favs: 42 - Follows: 66 - Updated: 1/2/2016 - Published: 12/20/2015
The Legend of the Phoenix by ChaosSpartan575 reviews
Among the ashes of the old world, the Brotherhood of Steel rose up. After finally uniting Post-war America by destroying the NCR and Annexing Vegas, They set about uniting the world and looking to the stars. Being cautious after the finding the Prothean ruins on Mars they prepared for war, because war, war never changes. Rated M for blood and gore. (Timeline updated again)
Crossover - Fallout & Mass Effect - Rated: T - English - Drama/Sci-Fi - Chapters: 12 - Words: 26,181 - Reviews: 111 - Favs: 409 - Follows: 548 - Updated: 12/6/2015 - Published: 3/3/2014 - Courier, Ashley W., Garrus V.
The Alliance Wars by vliegenvanger reviews
this is a general continuation of BSG 16, Under Siege and TFS Ticonderoga. I have changed several other things. although this story is categorized as crossover, it will mainly deal with the SG side and a bit of BSG. now includes the Ori
Crossover - Stargate: Atlantis & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 21 - Words: 233,843 - Reviews: 155 - Favs: 164 - Follows: 191 - Updated: 12/5/2015 - Published: 3/31/2010
Stargate Olympus by NorJC reviews
A few years after the disclosure of the Stargate program to the people of Earth, a powerful new Earth cruiser transports SG-1 to assist the planet Galar when a massive alien spacecraft suddenly appears out of nowhere near the Galaran homeworld. This story also has a few tidbits from the Bourne movie series.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 5 - Words: 13,054 - Reviews: 125 - Favs: 222 - Follows: 337 - Updated: 10/22/2015 - Published: 7/30/2015 - D. Jackson, J. Hailey, S. Valerii/Boomer, H. Cain
The Joining of Worlds-Part 1: No, I think were just getting started by Jaye Wolf reviews
Cortana and The Master Chief float aimlessly through space. What happens when a foe turned friend tells Cortana about the world they left behind. A Human/Covenant unity called the Systems Alliance, the wonders of their technology, and the discovery of a Prothean Archive on Mars. This new ally also speaks of another group of races under the banner of the Citadel Council.
Crossover - Halo & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 3 - Words: 32,913 - Reviews: 86 - Favs: 301 - Follows: 409 - Updated: 8/7/2015 - Published: 7/24/2015 - Master Chief/John-117, Cortana, Shepard (F), Shepard (M)
Dark Skies by CentuariAlpha reviews
Book 1 of 3. As ancient powers and enigmatic figures make their move, the stars will darken and the heavens will tremble as a scarred and battered humanity still reeling from the Combine occupation encounters the rest of the civilized galaxy.
Crossover - Half-Life & Mass Effect - Rated: T - English - Chapters: 10 - Words: 46,220 - Reviews: 355 - Favs: 518 - Follows: 620 - Updated: 5/15/2015 - Published: 2/22/2014
Someone has heard them scream by magkiln reviews
A council ship on a routine survey mission comes across a derelict vessel of unknown origin. Upon boarding, they find a single body, curiously asari-like, with its chest burst open as if from the inside. When the ship's owners arrive, first contact has to be made under the worst possible circumstances. (Rated T for violence and some horror)
Crossover - Aliens/Predator & Mass Effect - Rated: T - English - Sci-Fi/Horror - Chapters: 15 - Words: 36,280 - Reviews: 166 - Favs: 399 - Follows: 285 - Updated: 4/25/2015 - Published: 3/18/2015 - Alien/Xenomorph, Mordin S., Liara T'Soni, D. Anderson - Complete
The Fall From Grace by The Wandering Warrior reviews
After the destruction of Requiem, the Covenant Empire collapsed and together with the UEG formed the Systems Alliance. After discovering an unknown cache of hitherto unseen before technology and the discovery of what is to become known as 'Mass Relays' the face of the galaxy will be changed forever.
Crossover - Halo & Mass Effect - Rated: T - English - Chapters: 12 - Words: 36,973 - Reviews: 92 - Favs: 276 - Follows: 382 - Updated: 3/28/2015 - Published: 11/11/2013 - Admiral Hackett, Shepard (M)
Once Bitten, Twice Shy by Varigos D. Vastitas reviews
Unwittingly uplifted beyond expectation by their foes, humanity not only destroyed their aggressors, but surpassed them and made their way to the stars. As Humanity expands from the Earth will they find their place in the galaxy, or will ghosts from the past come back to haunt them? (Co-writer NathanHale2.)
Crossover - X-Com & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 19 - Words: 122,522 - Reviews: 627 - Favs: 1,108 - Follows: 1,345 - Updated: 3/9/2015 - Published: 3/15/2014 - D. Anderson, Illusive Man, Councilor Tevos, Councilor Sparatus
A Brutal Truth by BIG Z1776 reviews
What are the chances of a technical screw-up bringing Earth and the Colonies together? Not very high, at least that's what Lt. Kelsey Adama thought. Yet, here she is, on the brink of history where two supposedly long lost tribes of man are reunited. But when both sides have not seen one another for thousands of years and one has no intention of playing by the rules things get messy
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Adventure/Sci-Fi - Chapters: 35 - Words: 211,291 - Reviews: 1040 - Favs: 744 - Follows: 745 - Updated: 2/17/2015 - Published: 4/30/2013 - Complete
Another Perspective Version Two by AlbertG 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: 155 - Favs: 189 - Follows: 197 - Updated: 11/27/2014 - Published: 5/29/2011
Star Wars: Force Rising by Achaewa reviews
A ragtag bunch of misfits comprised of a Jedi, a Smuggler, a Spy and a Bounty Hunter must join forces as unlikely allies to stop a resurgent Sith Empire from overwhelming the Republic and its allies. All the while a faction in the unfashionable part of the galaxy must stand witness to its fantastic part. ME clash with SW. Femslash and Het. No slash. Minor language such as F-bombs.
Crossover - Star Wars & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 7 - Words: 48,090 - Reviews: 64 - Favs: 232 - Follows: 257 - Updated: 8/29/2014 - Published: 3/31/2014 - [Shae Vizla, Mako] Bastila S., Satele S.
Clash of Empire by Vicent1995 reviews
Both Citadel and Jao Empire begin their exploration. What they will find will be beyond their wildest imagination. Set during the first contact of ME and two years after the novel Crucible of Empire. Until the Jao Empire gets its category the crossover will stay here.
Crossover - Mass Effect & 1632 series - Rated: T - English - Adventure/Humor - Chapters: 2 - Words: 5,643 - Reviews: 9 - Favs: 27 - Follows: 40 - Updated: 7/5/2014 - Published: 7/4/2014
Sirius and the Citadel by SharkGlue reviews
It is the Year 750 AS, and the survivors of Mankind's darkest hour is at peace. With the fateful expansion of the Kingdom of Bretonnia towards the newly discovered Tau 30 system, things will change as Humanity encounters a Citadel patrol. Watch as the remnants of Humanity's darkest hour interacts with a newly opened Galaxy.
Crossover - Freelancer & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 26 - Words: 104,871 - Reviews: 106 - Favs: 217 - Follows: 255 - Updated: 6/7/2014 - Published: 3/30/2014
Powers of the Galaxy by Kirbboy reviews
For many years humanity was confined to Earth, unable to escape the oppressive Assault Cells that kept them from space. ORCA knew this, and so, they destroyed humanity's jailors, opening the path to space as humanity thrived once more. However, they will soon find that the unknown expanse was holding much more than anyone could have dreamed of... and so humanity must fight again.
Crossover - Armored Core & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 5 - Words: 58,461 - Reviews: 257 - Favs: 620 - Follows: 688 - Updated: 5/10/2014 - Published: 6/14/2013
The Effect of Diaspora by ReaderMike reviews
In 2157 PD, A Turian patrol attacked a newly discovered race for attempting to activate a prime relay. Unfortunately, the race in question had been in space nearly as long as the Asari have. Unlike the Asari, this wasn't a race of diplomats. This race had a fleet far more vast than the combined citadel races, and the Turians managed to piss them off. Eventual Slash.
Crossover - Mass Effect & Honor Harrington - Rated: M - English - Sci-Fi - Chapters: 14 - Words: 48,579 - Reviews: 427 - Favs: 926 - Follows: 1,086 - Updated: 1/30/2014 - Published: 8/21/2012 - Shepard (M)
Coming of the Ancients by Shadowz081 reviews
Centuries after the end of the great war, the UNSC and Neo-covenant now live in peace, but what happens when they discover not just one but two splinter fraction of humans? The System Alliance and their Citadel and Prehistoric humanity and their old allies. But with their welcoming appearance, so will ancient threats loom around the corner ready to wage war...
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 7 - Words: 74,425 - Reviews: 287 - Favs: 618 - Follows: 673 - Updated: 1/4/2014 - Published: 9/19/2012
Space Opera by Mari and Su reviews
Mari and Su go to space. They meet some people you may know along the way... A classy melange of Firefly, Cowboy Bebop and Outlaw Star, with some other spices for flavor. Episodic to start, with arcs and a continuous narrative picking up in the later chapters.
Crossover - Cowboy Bebop & Firefly - Rated: T - English - Sci-Fi/Adventure - Chapters: 51 - Words: 70,943 - Reviews: 2 - Favs: 4 - Follows: 1 - Updated: 12/15/2013 - Published: 6/16/2013 - Complete
Reunions are a Deleted by Bob Regent reviews
Name amended due to guidelines. A clash of ideologies will cause widespread death and destruction for two races both alike and strange to the other. SG1nBSG xover
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 27 - Words: 349,784 - Reviews: 996 - Favs: 1,321 - Follows: 1,300 - Updated: 11/23/2013 - Published: 5/19/2007
XCOM: Second Contact by Agayek reviews
With the destruction of the Temple Ship humanity knew peace. XCOM never forgot their motto however, 'always vigilant, always reliable'
Crossover - X-Com & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 26 - Words: 294,105 - Reviews: 1070 - Favs: 2,242 - Follows: 2,318 - Updated: 9/15/2013 - Published: 1/1/2013
The Babylon Effect by andrewjameswilliams reviews
Mass Effect/Babylon 5 Fusion. When Earth discovered the Prothean cache on Mars it began a sequence of events that will change humanities destiny and the fate of the galaxy forever.
Crossover - Babylon 5 & Mass Effect - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 13 - Words: 89,041 - Reviews: 346 - Favs: 684 - Follows: 720 - Updated: 1/4/2013 - Published: 4/2/2011
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: 790 - Favs: 1,222 - Follows: 928 - Updated: 12/17/2012 - Published: 10/12/2006 - Complete
universe at war:Mass assault by Dragonkingofthestars reviews
A human colony goes missing and the Alliance between Novus Humanity and the Masari meet mass effect full force. liberty's taken in intermeshing the two storys.
Crossover - Mass Effect & Universe at War - Rated: M - English - Sci-Fi/Adventure - Chapters: 28 - Words: 113,870 - Reviews: 58 - Favs: 122 - Follows: 110 - Updated: 9/5/2012 - Published: 8/11/2011
A New Dawn by AlexanderD reviews
SG1, Atlantis, and SGU all work towards a brighter future. Past conflicts heat up more than imagined, and a long wondered question is answered. Ancients, Tauri, Asgard, Furling, and a few others thrown in. This ties up the loose ends the writers left us.
Stargate: Universe - Rated: T - English - Sci-Fi/Adventure - Chapters: 74 - Words: 295,200 - Reviews: 1336 - Favs: 752 - Follows: 515 - Updated: 4/16/2012 - Published: 4/29/2011 - Complete
Another Road not Taken by Redrover117 reviews
Life here began out there; those are the first words from the Sacred Scrolls. They're right and yet wrong at the same time. The survivors of the Twelve are merely returning to their true homeworld. All of this has happened before and will happen again.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Chapters: 22 - Words: 57,092 - Reviews: 258 - Favs: 304 - Follows: 254 - Updated: 12/13/2011 - Published: 1/6/2011 - Complete
Red In Tooth And Claw by JA Baker reviews
When the crew of Galactica encounters the remains of the Forward Unto Dawn, life starts to get a lot more complicated for all involved, including an old enemy...
Crossover - Halo & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 60 - Words: 139,295 - Reviews: 1577 - Favs: 1,229 - Follows: 926 - Updated: 3/13/2011 - Published: 2/12/2008 - [Master Chief/John-117, Cortana] - Complete
The Emperor Works in Weird Ways by he who fell from grace reviews
If a Space Marine Captain with anger management issues was thrown into the Stargate Universe with a Battle Barge and 3 Companies of Marines what would happen? Mayhem that's what. Pre 13th Black Crusade and post Season 7. Book 1 of 3. Re-Mastered.
Crossover - Stargate: SG-1 & Warhammer - Rated: M - English - Adventure/Sci-Fi - Chapters: 25 - Words: 114,155 - Reviews: 240 - Favs: 341 - Follows: 212 - Updated: 10/25/2009 - Published: 5/23/2007 - Complete
Thirteen by Jason Bond reviews
In the Earth year 2280, the Colonial Battlestar Galactica encounters an Earth Alliance fleet, and the Cylons find themselves faced with a new enemy. Story starts from the end of Pegasus episode of BSG. Rewrite coming in'08 because if ideas from BSG Razor
Crossover - Babylon 5 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 100 - Words: 208,277 - Reviews: 158 - Favs: 182 - Follows: 113 - Updated: 12/31/2005 - Published: 9/23/2005 - Complete