Battlestar Galactica: 2003 and Mass Effect Crossovers
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A Change of Fate by kaln7 reviews
The Colonials search for the Thirteenth tribe after the fall of their colonies maybe at an end, when they make contact with the Systems Alliance, but will Earth lend them a hand or will the Cylons destroy them all.
Rated: T - English - Sci-Fi/Adventure - Chapters: 15 - Words: 103,222 - Reviews: 194 - Favs: 330 - Follows: 490 - Updated: 7/30/2020 - Published: 4/8/2017
Defiance by locolycan777 reviews
Over a hundred years before the cylon war a secret group of free thinkers colonize another system. Over time more races with nothing to lose join them and form a mighty Alliance to protect there home. When the very colonies they fled and a citadel council learn of them they will have to fight to protect their utopia. Elements from Defiance and other sci-fi used.
Rated: T - English - Sci-Fi/Drama - Chapters: 4 - Words: 14,452 - Reviews: 27 - Favs: 71 - Follows: 105 - Updated: 7/24/2020 - Published: 4/12/2020
First Contact: Colonial War by Apollonir reviews
A documentary that follows the most important battles, decisions and politics of what was dubbed the Great War by humanity, or the Colonial War by the Citadel, starting from Relay 314 to Armistice. The story of the bloodiest war in recorded human story, with a death toll in the billions. This is what happens when an unstoppable force meets an immovable object.
Rated: T - English - Drama/Sci-Fi - Chapters: 4 - Words: 9,258 - Reviews: 74 - Favs: 210 - Follows: 271 - Updated: 3/22/2018 - Published: 1/2/2018
Prompt Ideas for Battlestar Galactica 2003Mass Effect Trilogy by Sci-FiManiac81 reviews
I have many ideas for good crossovers and my writing skills are not the best so if anyone is interested here are some ideas looking for good homes. Please if you do decide to write any of my prompts Privet message me when you start posting.
Rated: K+ - English - Sci-Fi/Adventure - Chapters: 1 - Words: 351 - Reviews: 6 - Favs: 2 - Follows: 1 - Published: 8/12/2017
Battlestar Effect by 6747 reviews
what happens when you mix a slightly in the future Earth, Cylon's and Colonail's together in the Mass effect universe.
Rated: T - English - Chapters: 2 - Words: 6,329 - Reviews: 20 - Favs: 77 - Follows: 112 - Updated: 8/26/2016 - Published: 7/3/2016
Scions of Kobol by Vahn reviews
The First Contact War was the first time the Humans met the Citadel race. However, the Incident of Relay 314 was the not first time the Citadel races met humanity. (Up for Adoption)
Rated: T - English - Adventure - Chapters: 9 - Words: 30,902 - Reviews: 99 - Favs: 175 - Follows: 165 - Updated: 12/20/2015 - Published: 11/26/2015
Organic toasters by Brian1972 reviews
The Cylons won the war and fled the nuclear wasteland that once were the 12 colonies. Between the stars they found earth and learned that not all humans hate them. A long time after unification they made contact with the Citadel. Turians were diciplined and First Contact went well until they infromed the Asari Ambasador about their history.
Rated: T - English - Sci-Fi/Drama - Chapters: 5 - Words: 18,464 - Reviews: 97 - Favs: 230 - Follows: 342 - Updated: 11/2/2015 - Published: 10/15/2015
Whispers of the Fallen by ReaperScion reviews
The Capua SS-1, an Alliance vessel on a covert mission, is recalled to fight the Reapers for the final time. As they march to their deaths, an unknown factor violently forces them into a completely different situation. For the crew of the Galactica, the disappearance of Kara Thrace strikes them as a cruel joke as they try to deal with the consequences. Even dead gods can dream...
Rated: T - English - Sci-Fi/Mystery - Chapters: 10 - Words: 34,280 - Reviews: 53 - Favs: 92 - Follows: 153 - Updated: 7/15/2015 - Published: 2/27/2014
Silon Effect challenge by simavark reviews
Mass Effect and Battlestar Galactica Challenge
Rated: K - English - Sci-Fi/Adventure - Chapters: 1 - Words: 60 - Reviews: 3 - Published: 3/14/2015
Beyond The Red Line by donamatter reviews
The Battlestar Centaur was attached to the ghost fleet to test a time warp synthesiser created by teen genius. However a misfire caused the Centaur to jump far beyond the red line into the middle of nowhere. They are put in the middle of a new galaxy, new friends and enemies to be made a fearful truth is lingering far, far beyond the temporal red line.
Rated: K+ - English - Sci-Fi/Adventure - Chapters: 4 - Words: 10,443 - Reviews: 20 - Favs: 38 - Follows: 41 - Updated: 12/10/2014 - Published: 9/22/2014
For Fleet and Flotilla - ON PERMANENT HIATUS by CAS2109 reviews
When the crew of the BattleStar Hades discover unknown debris and a massive structure while on the run from a Cylon fleet, they find themselves thrown onto the galactic stage. How will they adapt to the new challenges thrown at them? Will they ever retake the colonies? Or will they find themselves drawn to a certain race of nomads who share their hate of Artificial Intelligence?
Rated: T - English - Sci-Fi/Adventure - Chapters: 8 - Words: 39,552 - Reviews: 73 - Favs: 172 - Follows: 237 - Updated: 10/23/2014 - Published: 1/13/2014 - OC, Tali'Zorah, Admiral Hackett
So Say We All (Or What Is Left Of Us) by lalibertalia reviews
Crossover AU. On the fringes of Citadel space, the Normandy discovers a fleet of foreign spaceships. With the Reaper threat in full swing, Shepard and the Colonial fleet must find a way to defeat the Reapers, save Earth, and find home. But even galaxies away, organics and synthetics have a lot in common. Takes place after the jump in 4x10 "Revelations", and after the Citadel coup.
Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 2,629 - Reviews: 29 - Favs: 59 - Follows: 107 - Published: 4/25/2014 - [J. Garson, Garrus V.] W. Adama, K. Thrace/Starbuck
So Say We All by stevebond1990 reviews
1 year after the defeat of the Reapers, The Normandy leads a council survey fleet into the Sol Relay Dead Zone. They don't know what to expect or if something will find them.
Rated: T - English - Sci-Fi - Chapters: 3 - Words: 11,544 - Reviews: 43 - Favs: 90 - Follows: 159 - Updated: 5/30/2013 - Published: 8/16/2012 - W. Adama, J. Garson
Heritage, Academy by Hedara reviews
The path to greatness must start somewhere, for a spacer who've lived his entire life aboard battlestars it's on Earth. It's here that his foundation is laid for everything that will come
Rated: T - English - Chapters: 1 - Words: 2,302 - Reviews: 1 - Favs: 11 - Follows: 11 - Published: 4/4/2013 - Shepard
The Galactica Effect by F-14 Tomcat Lover reviews
When the Turians attacked Shanxi, they won the battle. What if there was something else that could change that fact. Something else to create its own effect on the Galaxy at large. Something that marked humanity as a space faring race older than even the Prothaens... Enter the Galactica.
Rated: T - English - Chapters: 1 - Words: 3,852 - Reviews: 47 - Favs: 141 - Follows: 121 - Published: 12/31/2012 - Complete
It Started With A Tuning Fork by Milo J7 reviews
During a less then routine scouting mission Captain 'Bulldog' Novacek makes an unplotted jump and discovers an object that will change Humanity's view of the galaxy. But when both sides go on the war footing and the Twelve Colonies find themselves hopelessly outmatched will the galaxy be ready for a desperate humanity who will do anything to win?
Rated: T - English - Sci-Fi - Chapters: 9 - Words: 32,235 - Reviews: 121 - Favs: 168 - Follows: 235 - Updated: 7/1/2012 - Published: 8/31/2011 - W. Adama
First Contact by Senatvs Popvlvsqve Romanvs reviews
11/6/12 - Re-Imagining in the works; working title - The Eagle and the Phoenix. Some early working details are contained in the final two chapters, but have changed since then, some major, some minor. Final update of those details to come within the next two weeks or so. I hope to start writing it by the end of the month.
Rated: T - English - Sci-Fi - Chapters: 6 - Words: 17,416 - Reviews: 56 - Favs: 81 - Follows: 128 - Updated: 6/27/2012 - Published: 7/12/2011 - Complete
Jupiter Brains All Over The Walls by alyak reviews
Ploba has always been a mystery and doing something stupid, like messing with mysteries, will have consequences to the galaxy. Just remember you reap what you sow.
Rated: T - English - Chapters: 18 - Words: 44,632 - Reviews: 46 - Favs: 85 - Follows: 90 - Updated: 3/17/2012 - Published: 6/7/2009
The Cold Open by V1p3r Mk7 reviews
Galactica finds a Mass Relay that connects humanity to Citadel Space. Brief First Contact War. Total rewrite of the story: now set just months before the fall. Not really a narrative: more like closely spaced snippets and POVs one after another.
Rated: T - English - Sci-Fi/Adventure - Chapters: 6 - Words: 20,843 - Reviews: 34 - Favs: 74 - Follows: 118 - Updated: 9/19/2011 - Published: 3/10/2011
To the End of the Human Race by Treymane reviews
On her way to Noveria, Adrienne Shepherd comes across a ragtag fleet of unidentified ships that have been hounded by pursuers who now threaten all of Citadel space.
Rated: T - English - Chapters: 8 - Words: 30,237 - Reviews: 70 - Favs: 97 - Follows: 148 - Updated: 4/24/2010 - Published: 3/30/2008
This is Not Our Fate by bullethead reviews
The Ionian Nebula holds many secrets... and one of them is about to bring two tribes of humanity together for the first time. BSG2003/Mass Effect
Rated: T - English - Sci-Fi/Drama - Chapters: 6 - Words: 19,505 - Reviews: 49 - Favs: 111 - Follows: 180 - Updated: 4/9/2010 - Published: 1/26/2009
The Beginning of the End by Clayto reviews
A BSG/ Mass Effect Crossover Commander Hank Sheppard, and Admiral William Adama must stop the greatest threat to the milky way galaxy the secrets of the opera house, and Kara Thrace will finally be revealed
Rated: T - English - Sci-Fi - Chapters: 3 - Words: 3,466 - Reviews: 14 - Favs: 11 - Follows: 18 - Published: 4/10/2009