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The Chitinous Nightmare by RedFrontWriter reviews
Setting out into the galaxy for her pilgrimage, Tali'Zorah nar Rayya finds work with a human colony on the moon, LV-426. It is not long however, before she and the other colonists find themselves trapped in a nightmare from which there is increasingly little chance of escape.
Crossover - Aliens/Predator & Mass Effect - Rated: T - English - Horror/Sci-Fi - Chapters: 9 - Words: 38,275 - Reviews: 25 - Favs: 16 - Follows: 22 - Updated: 4h - Published: 3/2 - Newt, Amanda R., Tali'Zorah, Saren A.
Into the Howling Dark by long night of solace reviews
Hundreds of millions of years ago, Humanity, Forerunners and the SanShyuum, the tier-1 species protected the galaxy. But the peace never lasted as the threat of flood and the reapers brought the Milkyway to the edge of extinction. Now the warriors of the past needs to guide the future galaxy and stop history from repeating itself.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 11 - Words: 104,231 - Reviews: 137 - Favs: 247 - Follows: 327 - Updated: 7h - Published: 10/23/2024 - Master Chief/John-117, Didact, D. Anderson, Shepard
Dilgar Invasion by Konradoziom reviews
The Terran Federation has been a part of intergalactic geopolitics for 5 years. But now new players have entered the scene, along with a whole new arena, technologies, and political intrigue in the bloodiest war in the known history of the galaxy. How prepared are the Terrans for the Dilgar War?
Crossover - Mass Effect & Touhou Project - Rated: M - English - Sci-Fi/Adventure - Chapters: 1 - Words: 2,373 - Reviews: 1 - Favs: 2 - Follows: 5 - Published: 10h - Admiral Hackett, Shepard, Nitori K., Renko U.
First Contact with the Angels by AntrosAscended reviews
Horus rebelled against the machinations of Chaos and sacrificed himself for the Galaxy; Lorgar's Rebellion finally seems to have become a distant memory for the Imperium. On the 30th Anniversary of the Warmaster's death, a new swath of space would be found by accident, setting new possibilities or new failures in motion. I'm Antros. I'm back to remake my first story
Crossover - Warhammer & Mass Effect - Rated: T - English - Drama/Sci-Fi - Chapters: 9 - Words: 95,704 - Reviews: 211 - Favs: 486 - Follows: 654 - Updated: 17h - Published: 1/10/2024 - Space Marines, Primarch/s, Councilor Tevos, Councilor Sparatus
Mass Effect Pathfinder, Book One - Belonging by Pathfinder-SR1 reviews
Three strangers are flung across space into a galaxy they were never meant to find. Trapped on a world torn by war and ancient division, they must unite a fractured future against a threat that cannot be defeated alone. A full-length Mass Effect / Dragon Age crossover about survival, hope, and belonging.
Crossover - Mass Effect & Dragon Age - Rated: T - English - Sci-Fi/Fantasy - Chapters: 53 - Words: 122,627 - Reviews: 3 - Favs: 3 - Follows: 4 - Updated: 17h - Published: 4/16 - Liara T'Soni, Varric T., Fenris, Iron Bull
Mass Effect, Destiny Found by kitten198485 reviews
The Children of New Terra, were refugees from two dead worlds. Earth, and New Terra. What they found on Mars though, changed everything. Now the few thousand survivors of humanity must look to the future and their past for the galaxy's sake. Mass Effect AU. Outpost 2 Divided Destiny/Mass effect Crossover. I OWN NOTHING.
Crossover - Game X-overs & Mass Effect - Rated: M - English - Drama/Spiritual - Chapters: 2 - Words: 3,212 - Reviews: 1 - Favs: 2 - Follows: 1 - Published: 4/25
Titans of the Void: Requiem by 5kY1iN3 reviews
The Force was never clean and neither were the hands of those who dared to try and master it. Beneath neon-lit towers and among the scars of battle-ravaged worlds, the galaxy is haunted by echoes of an ancient darkness. Fractured souls and forgotten warriors search for meaning amid shadows deeper than space itself.
Crossover - Star Wars & Mass Effect - Rated: M - English - Sci-Fi/Mystery - Chapters: 16 - Words: 79,040 - Reviews: 6 - Favs: 4 - Follows: 4 - Updated: 4/24 - Published: 4/18 - G. Marek/Starkiller, Ahsoka T., Darth Revan, Shepard
Mass Effect: The Gears of War by IX404 reviews
Marcus thought he was done fighting after the death of Queen Myrrah, and the activation of the Imulsion Countermeasure. When he goes to help Baird investigate an abandoned COG facility, he will soon discover that while he ended one fight, another one has just begun.
Crossover - Gears of War & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 42 - Words: 216,492 - Reviews: 347 - Favs: 399 - Follows: 393 - Updated: 4/24 - Published: 3/31/2022 - Marcus F., A. Cole, Garrus V., Shepard - Complete
Merged Stars by Lord of the Wall reviews
Through unknown forces of immense and unimaginable power, two galaxies merge and superpowers of both galaxies is forced to deal with the reality of the broken status quo. Jane Shepard, first human Spectre, finds herself in the center of the events to come. This is a 3-way crossover between the forementioned ME and Halo universes as well as Stargate. Knowledge of all are not needed.
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi/Family - Chapters: 6 - Words: 32,869 - Reviews: 35 - Favs: 117 - Follows: 163 - Updated: 4/24 - Published: 3/20 - Master Chief/John-117, T. Hood, Atriox, Shepard
Let There Be Light (Rewrite) by Phorus Aedelmaer reviews
As old stars flicker and ancient powers stir, a spark ignites between two great civilizations—one forged in faith and fire, the other in diplomacy and design. In the void between worlds, first contact becomes a crucible. What emerges will reshape the fate of the galaxy.
Crossover - Warhammer & Mass Effect - Rated: T - English - Sci-Fi/Fantasy - Chapters: 8 - Words: 25,388 - Reviews: 84 - Favs: 174 - Follows: 240 - Updated: 4/23 - Published: 3/22 - The Emperor, Primarch/s
The Rook by Twisted Fate MK 2 reviews
On the way down to New Mombasa, Rookie falls into the Slipspace Rupture and ends up crashing down on Menae, high above Palaven, right in the midst of the Reaper War. From there, the war itself will shift and the fighting persists, but who knows what an ODST will add to the mix. (Redo of an older story)
Crossover - Halo & Mass Effect - Rated: M - English - Adventure - Chapters: 43 - Words: 151,148 - Reviews: 248 - Favs: 710 - Follows: 1,009 - Updated: 4/22 - Published: 7/8/2022 - Rookie, Shepard
Mass Effect: Become Legend by Redgrave21 reviews
More than five years after the Reaper War, Jane Shepard had lost her life for her galaxy, while Garrus Vakarian struggles to move on from the loss of the love of his. But when Garrus begins to suffer strange dreams, the Normandy crew are thrust into a conflict that has lasted since the beginning of time. All the while a strange voice begins to tempt Garrus with… Salvation.
Crossover - Destiny & Mass Effect - Rated: M - English - Adventure/Romance - Chapters: 34 - Words: 215,393 - Reviews: 109 - Favs: 63 - Follows: 84 - Updated: 4/21 - Published: 7/7/2024 - Garrus V., Shepard, Osiris, Cayde-6
Mario Effect by OroDeus reviews
Haunted by visions of impending doom, Mario summons his ragtag team of explorers to adventure. Their journey across the stars will uncover the koopa king's horrible plot to take over the galaxy.
Crossover - Mario & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 37 - Words: 45,071 - Reviews: 18 - Favs: 4 - Follows: 7 - Updated: 4/21 - Published: 12/27/2023 - Mario, Luigi, Daisy, Toad
The Reclaimer Wars:The Reaper Crisis by Johnnieboy11 reviews
Six months prior to the worst crisis the normal Milky Way would face, Commander Shepard hunts the Collectors abducting human colonists in the Terminus Systems when she comes upon a terrifying new sight:Three Intergalactic fleets arrayed against each-other and her sole Frigate. Three new factions, one seeking a home and two seeking answers, all linked by the Star Roads.
Crossover - Game X-overs & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 48 - Words: 277,479 - Reviews: 301 - Favs: 323 - Follows: 388 - Updated: 4/21 - Published: 4/26/2024 - Liara T'Soni, Tali'Zorah, Miranda L., Shepard
Halo Effect by kamilospl1312 reviews
What if UNSC replace System Allience from Mass Effect
Crossover - Halo & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 2 - Words: 6,023 - Reviews: 95 - Favs: 161 - Follows: 260 - Updated: 4/20 - Published: 8/12/2024
Sith Effect Episode II: The Skyllian Blitz by Metagray reviews
Having a seat on the council for almost two decades, the influence of the Sith has seeped into almost all aspects of Citadel space and has made them enemies within The Terminus Systems and Batarian Hegemony. John Shepard, Sith Apprentice, finds himself in this conflict with his loved ones at risk and only The Force to turn to in his darkest hour. Through Passion we gain Strength.
Crossover - Star Wars & Mass Effect - Rated: M - English - Sci-Fi/Adventure - Chapters: 5 - Words: 25,481 - Reviews: 144 - Favs: 842 - Follows: 1,108 - Updated: 4/20 - Published: 7/18/2024 - D. Anderson, Admiral Hackett, Shepard, Hannah S.
The Tale of Thomas Prometheus by avrjoe reviews
A secret organization of AU traveling immoral researchers kidnap a man from our world and subject him to cruel augmentation experiments. When an unknown force attacks, our protagonist finds himself the only one left alive. Taking the name Thomas Prometheus, he plots to both train himself and gather a team to end the organization behind his kidnapping.
Crossover - X-overs & Mass Effect - Rated: T - English - Adventure - Chapters: 8 - Words: 19,726 - Reviews: 1 - Favs: 7 - Follows: 14 - Updated: 4/19 - Published: 3/4 - Shepard
Mass Effect 10 Ben Second Chance:The Eon Effect by benguin reviews
Here is a world for both Ben 10 and mass effects Fans, but basically it like any story where ben world is gone and lives in another universe to move on from the pain. I do not Own Ben 10 and Mass effect. They are owned by they respected properties of Man of Action and Bioware. Please support the official release.
Crossover - Ben 10 & Mass Effect - Rated: T - English - Sci-Fi/Romance - Chapters: 26 - Words: 81,762 - Reviews: 35 - Favs: 98 - Follows: 100 - Updated: 4/19 - Published: 2/15/2024 - [Ben T., Miranda L.] Ship, Shepard
One-Shots & Snippets by SlackBiscuit
Collection of one-shots of anything I am trying to write
Crossover - Mass Effect & A song of Ice and Fire - Rated: T - English - Fantasy/Sci-Fi - Chapters: 3 - Words: 9,055 - Published: 4/18
Star-Bound by The Incredible Muffin reviews
Some destinies are written out centuries, or even millennia, ahead of time. However, when destiny is derailed, new plans have to be implemented. Sometimes, that involves ripping someone away from the peaceful end they seek and thrusting them into a tide of never-ending war in order to fix what can never be repaired.
Crossover - Warhammer & Mass Effect - Rated: M - English - Sci-Fi/Supernatural - Chapters: 42 - Words: 286,949 - Reviews: 1220 - Favs: 1,633 - Follows: 1,967 - Updated: 4/17 - Published: 5/29/2019
Mass Cross Frontier by weebee reviews
The culmination of several terrible ideas. From an il-advised scientific expedition, to the Illusive man's shifting plans, to a couple of authors who should really know better. No, it's not what you think.
Crossover - Anime X-overs & Mass Effect - Rated: T - English - Humor/Adventure - Chapters: 7 - Words: 77,467 - Reviews: 28 - Favs: 59 - Follows: 83 - Updated: 4/16 - Published: 1/29/2021
Saiyan Effect by bored peasant reviews
The Citadel Council weren't ready for a species with the power of the saiyans at their back.
Crossover - Mass Effect & Dragon Ball Super - Rated: T - English - Sci-Fi/Adventure - Chapters: 26 - Words: 155,955 - Reviews: 1016 - Favs: 2,363 - Follows: 2,817 - Updated: 4/16 - Published: 8/9/2017 - Son Gohan, Son Goku, Vegeta
Slayer Effect by XAgent-Venom666X reviews
Flynn Taggart once had a different life, one he could remember before becoming the Slayer. But he has long since put that behind him. Killing the denizens of Hell had become his new reality and he accepted it completely. After vanquishing the Icon of Sin, he was catapulted into another universe he knew from his old life. Now he has new, yet familiar, enemies to Rip and Tear.
Crossover - Doom & Mass Effect - Rated: M - English - Sci-Fi - Chapters: 21 - Words: 101,648 - Reviews: 653 - Favs: 2,007 - Follows: 2,386 - Updated: 4/15 - Published: 11/19/2020 - [OC, Liara T'Soni] Doomguy, Shepard
Not in one's own plate by Sicht reviews
Rerun. Resurrected on foreign shores, V finds the world to be much the same, if not identical. So why does it feel like something's amiss?
Crossover - Mass Effect & Cyberpunk 2077 - Rated: M - English - Sci-Fi - Chapters: 5 - Words: 26,600 - Reviews: 6 - Favs: 14 - Follows: 19 - Updated: 4/14 - Published: 2/21 - Zaeed M., V, OC
A Road not Taken by Three-Seven Driver reviews
Crossover where a jump gate connects to M-51 and Earth was occupied on the past by remnants of the Taiidan Empire. Fast forward 170 years to 2183 and the liberated humanity under the Systems Alliance work to become part of the galactic community. This is the story of Alaya Shepard.
Crossover - Homeworld & Mass Effect - Rated: T - English - Adventure/Sci-Fi - Chapters: 9 - Words: 22,512 - Reviews: 32 - Favs: 105 - Follows: 138 - Updated: 4/11 - Published: 1/24/2015
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