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StarCraft and Mass Effect Crossovers
100 Sudden Terminus » by A Very Thirsty Megalomaniac The end is nigh. Sequel to Sudden Contact and Sudden Supremacy. Finale of the Sudden Series. The outcome is uncertain.
T, English, Sci-Fi, chapters: 16, words: 101k+, favs: 231, follows: 238, updated: 7/3/2020 published: 10/22/2017, Zeratul, J. Garson, Javik, Tarquin Victus
75 I am the Swarm » by StarMaker674 A nerd finds himself incarnated into the Zerg overmind. Inspired by Swarm of War
T, English, chapters: 22, words: 24k+, favs: 500, follows: 656, updated: 3/23/2020 published: 10/7/2017, Overmind, OC
1k+ Cycles Upon Cycles » by The Incredible Muffin 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...
T, English, Sci-Fi & Supernatural, chapters: 38, words: 364k+, favs: 2k+, follows: 2k+, updated: 9/27/2019 published: 1/13/2015
191 Sudden Contact: Timeline and UED Factional Analysis » by A Very Thirsty Megalomaniac A timeline and combination of intelligence reports from the United Earth Directorate and the Umojan Protectorate for the Sudden Series. This is by no means necessary to enjoy the stories proper, but contains heavy spoilers for all three stories.
T, English, Sci-Fi, chapters: 20, words: 79k+, favs: 171, follows: 137, updated: 3/17/2019 published: 10/29/2015
Guys Night Out by Dawn Felix My fan-character Ryan having a night out with Garrus and Jacob.
K, English, Friendship, words: 1k+, 11/5/2018
49 Mechanicus Effect » by AmanoRyo Our MC has been ROBed by a being name Robert into the Mass effect Universe, how will he survive with the powers of the Protoss Purifiers and some sentinels from Halo. Just know that the Reapers are not the perfect synthetics.
T, English, Adventure & Sci-Fi, chapters: 4, words: 9k+, favs: 204, follows: 269, updated: 6/24/2018 published: 6/19/2018, Protoss, OC, Liara T'Soni, Shepard
222 Whispers of Darkness » by Darthkvzn Billions have died, but their sacrifices have brought the known races of the galaxy freedom. Their destiny is theirs to command, and peace, albeit a somber one, reigns unchallenged. The cosmos is full of constants, however, and death is the most prominent of them all. *Set after ME3 and LotV, spoilers* (MULTICROSSOVER WITH HALO)
T, English, chapters: 24, words: 57k+, favs: 283, follows: 371, updated: 2/17/2018 published: 12/7/2015
833 Sudden Supremacy » by A Very Thirsty Megalomaniac The UED is here. Magnificent and relentless, they march forward in defiance of the watching darkness. On the edges, the only person with both the knowledge and means to stop what's coming remains wracked with doubt, at war with her nature. Jim Raynor, meanwhile, struggles onward in a galaxy that has outgrown him. Sequel to Sudden Contact. Complete.
T, English, Sci-Fi, chapters: 67, words: 453k+, favs: 442, follows: 371, updated: 10/27/2017 published: 11/3/2015, Samir D., Tychus F., D. Anderson, Mordin S.
115 The Eternal Cycle » by ZF IAnswerToNoOne The war against Amon is over. The Terrans and Protoss create an alliance after a 20 year unofficial ceasefire. When the Zerg join, the Sector has nothing to worry about, right? Well, what about the discovery of a new government and an enemy that could be worse than Amon? FemShep.
T, English, Adventure, chapters: 10, words: 56k+, favs: 371, follows: 499, updated: 9/29/2017 published: 11/7/2016, J. Garson, OC
141 Codex - Sudden Contact & Sudden Supremacy » by NewAgeOfPower How powerful is the Protoss battlefleet? What are the various Council species doing after encountering non-Eezo civilizations? How exactly do small-arms work in this future? What constrains modern tactics, strategy, and logistics? Who will win Deadliest Warrior - I mean, Sudden Supremacy!
T, English, Sci-Fi, chapters: 21, words: 45k+, favs: 77, follows: 72, updated: 7/14/2016 published: 12/24/2015, Alexei S., Admiral Hackett
746 Sudden Contact » by A Very Thirsty Megalomaniac At the dawn of the Great War, first contact was made between the protoss, imperious firstborn of the xel'naga, and the turians, proud militarists. As the galaxy catches fire at this sudden conflict, unlikely alliances are formed while ancient directives are carried out by the oldest minds in the Milky Way. The Koprulu sector has opened, and the zerg are loose. Now complete!
T, English, Sci-Fi, chapters: 43, words: 235k+, favs: 820, follows: 620, updated: 6/26/2016 published: 2/9/2015, James R., Tassadar, Alexei S., Primarch Adrien Victus
21 The Citadel's Guide to the Galaxy: The Koprulu Sector » by Darthkvzn From the creator of the Codex, comes the next entry in the famous series! Join Neil Ross as he explores the 'Most Dangerous Star Cluster', and the exciting races that are now a part of everyday Citadel life!
T, English, Adventure & Humor, chapters: 3, words: 4k+, favs: 70, follows: 96, updated: 2/12/2016 published: 6/9/2015, Protoss, Terran, Zerg, OC
98 Legacy of the MANTLE » by Seraphim.Saga Former Colonial Magistrate, Lieutenant Commander Jane Shepard meets UNSC Admiral David Anderson. The news have finally reached Earth of the crimes committed by the Terran Confederacy, and of the Zerg. Will eventually move into Mass Effect territory
T, English, Adventure & Friendship, chapters: 15, words: 63k+, favs: 157, follows: 196, updated: 1/31/2016 published: 11/17/2012, Magistrate, J. Garson
16 As Much as Faith Would Allow » by 144 Resonant Foresight The idea of Sanctum was forged in the minds of the most powerful races in the Galaxy. With the near extinction of their races, these godlike species found unity to be paramount. The Leviathans, the Precursors, and the Xel'Naga, they created the Sanctum to observe and protect when necessary. Little did they know they would actually be challenged... T for moderate violence.
T, English, Drama & Sci-Fi, chapters: 5, words: 11k+, favs: 21, follows: 22, updated: 10/2/2015 published: 4/9/2015, Xel'naga, Leviathan
15 For the Swarm by Guardsman HR-99115 Niadra's last orders from her queen were to wipe out the Protoss. Now stuck in an unknown area of space, she'd carry out her mission by any means necessary. -Hiatus-
T, English, Sci-Fi, words: 457, favs: 28, follows: 64, 3/22/2015, Zerg
16 Natural Consequences » by The facelessdrabble United Earth Directorate launches another offensive into the koprulu sector, but as they say in war, no plan survives contact with the enemy... Suspended. Undergoing major rewrite.
T, English, Sci-Fi & Hurt/Comfort, chapters: 8, words: 19k+, favs: 37, follows: 39, updated: 1/17/2015 published: 5/21/2013, J. Garson
27 Tides Of War 1: The Great Galactic War » by RussianGod5 War... no matter the species, war is always present, Peace is nothing but a distant dream, what happens when several civilizations discover each other and get into a war of titanic proportions? Alliances will be formed, several battles and massacres will ensure, and the face of the galaxy will be forever changed, heavy AU, rated T for violence,
T, English, Sci-Fi & Tragedy, chapters: 3, words: 12k+, favs: 39, follows: 45, updated: 11/25/2014 published: 3/29/2014
543 Terran Ingenuity » by Xeno Major The Great Wars are over. Jim Raynor and his men have left the Koprulu Sector behind, choosing to settle a world away from that sector of space. Unfortunately, the colony of Shanxi is not safe; hostile aliens have invaded, intent on controlling the Terrans and their bizarre technology. Unfortunately for the Turians, the Terrans have experience fighting hostile alien invaders.
T, English, chapters: 7, words: 90k+, favs: 1k+, follows: 2k+, updated: 7/1/2014 published: 3/24/2013
26 Ending the Cycle » by Defender55 The Great Wars are over. The Koprulu Sector's factions have been at peace for more than a year. On the other side of the galaxy, the Reapers have finally returned to citadel space, determined to continue their cycle. Unfortunately for the Reapers, the hardened veterans of the K-Sector are equally determined to stop them. [contains OCs, slightly AU]
T, English, chapters: 5, words: 39k+, favs: 115, follows: 140, updated: 6/22/2014 published: 5/10/2014
52 Starcraft last light by Ty2425 I going to be gone for a time but i well bring the story back but for now i gone.
T, English, Sci-Fi & Adventure, words: 22, favs: 37, follows: 64, updated: 2/11/2014 published: 3/7/2013
79 Koprulu Rising » by MetalKing1417 While chasing down a zerg fleet through a mysterious artifact of an unknown race, a joint Terran and Protoss fleet make contact with a coalition of races known as the Citadel Council. Needs a new name.
T, English, Sci-Fi, chapters: 6, words: 10k+, favs: 185, follows: 281, updated: 8/24/2013 published: 2/22/2013, Shepard
8 Mass Effect: Red Dawn » by Puppet-Master2013 A stranded Terran Dominion fleet in a parallel universe hostile to them. This is their story. Pre ME3, Post ME2. Renegade Shepard, Ashley Williams survived, every member survived Collector homeworld raid. Rated T for now.
T, English, Sci-Fi, chapters: 2, words: 13k+, favs: 25, follows: 36, updated: 4/29/2013 published: 3/15/2013
93 The Queen and the Shepherd » by TheSolist Everything was lost. With nothing left to live for, the Zerg search for a new home. And find salvation with the help of their Queen and a seemingly insignificant human, who would prove to be one of the most important individuals in their existence. And the most important for their Queen.
T, English, Sci-Fi & Romance, chapters: 2, words: 2k+, favs: 236, follows: 379, updated: 4/26/2013 published: 3/14/2013, Sarah K., J. Garson, Liara T'Soni
27 Always a Bigger Fish » by DaLintyMan No matter how powerful you are, how many planets you hold... There is always someone better.
T, English, chapters: 4, words: 4k+, favs: 93, follows: 129, updated: 4/24/2013 published: 4/16/2013
3 Shiny by Hawki Oneshot: "We were a team of Cerberus scientists. We were left out here. On the edge of the galaxy, even as the galaxy itself burnt. Left wondering about the Reapers. The mass relays. Our leader. And then, he came for us. Or so we thought..."
T, English, Sci-Fi & Suspense, words: 2k+, favs: 14, follows: 6, 3/8/2013, OC, Illusive Man
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