Stargate: SG-1 Crossovers
Filters
3.1K | « Prev Page 1 2 3 4 5 12 .. Last Next »

The Offer by Eleri McCleod reviews
Jack O'Neill has spent years not-so-patiently waiting to poach JAG's only fighter pilot turned lawyer for the SGC. Since the CIA seemed to be done with him, Jack wasn't about to miss yet another opportunity. JAG/SG-1 crossover; 1st in the "Honor Bound" series.
Crossover - JAG & Stargate: SG-1 - Rated: K - English - Drama - Chapters: 1 - Words: 1,826 - Reviews: 5 - Favs: 8 - Follows: 10 - Published: 10/29 - H. Rabb, J. O'Neill - Complete
Stargate: Archaic Stratagem by Red Leader reviews
Charlie Burke has been transported to another universe after sacrificing her life to save the Kaylons from the weapon that she and Isaac developed.
Crossover - Stargate: SG-1 & Orville - Rated: K+ - English - Sci-Fi/Fantasy - Chapters: 17 - Words: 34,095 - Reviews: 21 - Favs: 15 - Follows: 20 - Updated: 10/25 - Published: 7/28
Stars bound in shadows by Illuviar reviews
The Stargate show implied that the timeline we saw in on screen was arguably the best. We outrigts saw many realities where various decisions and bad luck either doomed Earth, or saw it pay much higher price for its eventual ascension as a galactic power. This is a story about one of those realities where sheer luck and relying on a last minute resque are not wise decisions...
Crossover - Star Wars & Stargate: SG-1 - Rated: M - English - Sci-Fi/Adventure - Chapters: 49 - Words: 157,778 - Reviews: 251 - Favs: 501 - Follows: 589 - Updated: 10/25 - Published: 12/14/2021 - J. O'Neill, Ba'al, OC
Sisters, the adventures of Samantha and Buffy Carter by FPBarbieri reviews
Samantha Carter, prodigy. Buffy Carter Summers, loving little sister. The story of their lives, together and apart.
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: T - English - Drama/Family - Chapters: 26 - Words: 64,015 - Reviews: 14 - Favs: 17 - Follows: 31 - Updated: 10/25 - Published: 6/1/2021 - S. Carter
Requiem V by bearhug562000
As the mysterious attacks from the dead turned into monsters increase at frightening speed, Buffy, Athena, Neil and gang desperately search for the cause of this plague and how to stop it. Elsewhere, Eppy, Spidey, and SG-1 investigate something strange on the moon...
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: M - English - Fantasy/Sci-Fi - Chapters: 4 - Words: 6,480 - Favs: 1 - Follows: 2 - Updated: 10/23 - Published: 8/1 - Buffy S., Faith L., J. O'Neill, Teal'c
Space Wizards Book 1 : The dawn of the DSF by yoden reviews
A sequel to Esama's "Wizards IN SPACE". As the crew of an alien spaceship, Harry and the DA must make their own place in a world torn by war. Between discovering the secrets of alien tech, creating their own, fighting for survival and building up an international organization, they are up for an interesting year.
Crossover - Harry Potter & Stargate: SG-1 - Rated: T - English - Adventure/Drama - Chapters: 6 - Words: 31,761 - Reviews: 47 - Favs: 169 - Follows: 275 - Updated: 10/23 - Published: 11/11/2020 - Harry P., Albus D.
Nephalem Outlaws by MetalSaiyan88 reviews
I died and was Reborn in Narutoverse only things didn't make sense, Minato is alive, Naruto has twin sisters wait he doesn't have Chakra, and is that a Stargate, what the hell is going on here... will have crossover with Mass effect, Star wars and Diablo... also Naruto pairing with Liara T'soni, Talizorah and Ashoka Tano.
Crossover - Stargate: SG-1 & Naruto - Rated: T - English - Adventure/Drama - Chapters: 13 - Words: 43,569 - Reviews: 22 - Favs: 80 - Follows: 105 - Updated: 10/23 - Published: 12/16/2021
Minion Gate by Kody Wright 2 reviews
When a number of Minions come through the quantum mirror, Jack finds himself the new boss to a new kind of army. Daniel discovers his foster brother has a secret past. Note: only the minions in this cross over.
Crossover - Stargate: SG-1 & Despicable Me - Rated: K - English - Chapters: 9 - Words: 20,857 - Reviews: 24 - Favs: 25 - Follows: 27 - Updated: 10/22 - Published: 9/14
The lone knight by d'elfe reviews
2010. Sequel to 'All Hail to the King'. Frances is the Keeper of Time, and she has accomplished many more travels through time ever since the fifth century where she met Arthur and his knights. Maybe now, time has come for her to shed loneliness behind, and trust a soul she'd known and lost long ago.
Crossover - King Arthur & Stargate: SG-1 - Rated: M - English - Romance/Angst - Chapters: 30 - Words: 119,461 - Reviews: 52 - Favs: 10 - Follows: 15 - Updated: 10/16 - Published: 9/25/2019 - Tristan, OC
Family Ties by bymak reviews
What happens when your baby gets stolen and ends up as the expert in Stargate, especially when you are not only an abnormal but Helen Magnus? (Nope, I'm not getting any better with summaries) (If you are re-reading this summary, the issues weren't spotted before. TY ;) ) [Mostly Helen/Will but also some Teslen]
Crossover - Stargate: SG-1 & Sanctuary - Rated: K+ - English - Hurt/Comfort - Chapters: 62 - Words: 386,489 - Reviews: 172 - Favs: 129 - Follows: 166 - Updated: 10/14 - Published: 11/10/2016 - [J. O'Neill, S. Carter] Helen M., Will Z. - Complete
Through the Gates of Babylon by Lord-Malaki2036 reviews
An Earth Alliance expedition stumbles upon a discovery that will change the history and the future of them and other races for the foreseeable future.
Crossover - Babylon 5 & Stargate: SG-1 - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 6 - Words: 49,691 - Reviews: 12 - Favs: 26 - Follows: 38 - Updated: 10/13 - Published: 10/10
Wormholes and Meteor Showers by Shall-Iin reviews
The SG team finds evidence of a lost race that the Goauld are unable to infest and who legend say are imbued with vast physical powers beyond those all other races. They seek information about the lost race on Earth, where there is evidence they might hav
Crossover - Stargate: SG-1 & Smallville - Rated: T - English - Adventure/Sci-Fi - Chapters: 31 - Words: 123,569 - Reviews: 316 - Favs: 292 - Follows: 402 - Updated: 10/12 - Published: 1/14/2006 - D. Jackson, J. O'Neill, Clark K./Superman, Pete R.
Stargate: Archangel, Pilot Episode by RogueTrace reviews
Jessica Martin encounters a Repository of the Ancients in the Colorado mountains, and begins her journey. This is the beginning of "Option 1" of the 5 that I've considered writing.
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: T - English - Sci-Fi - Chapters: 2 - Words: 1,768 - Reviews: 1 - Favs: 7 - Follows: 11 - Published: 10/11
Sam in Jabba's Palace by Failhammer reviews
After a mission went wrong, Sam became Jabba's newest slave. The hutt has now decided it is time the captive officer learns to dance for his pleasure.
Crossover - Star Wars & Stargate: SG-1 - Rated: T - English - Drama - Chapters: 1 - Words: 2,245 - Reviews: 3 - Favs: 4 - Follows: 5 - Published: 10/11 - Oola, S. Carter
Stargate: Neverwinter by Sarcasm Dragon reviews
SG-1 left one day through the Stargate to be lost in a shadowy accident. It was a year later that they returned, but a very different team. They had gone to a land of magic and power and returned with new strength, new allies, and magic. But will they be ready to face the challenges they brought with them from Neverwinter? AU Sequel to Stargate: Faerûn.
Crossover - Stargate: SG-1 & Neverwinter Nights - Rated: T - English - Adventure/Fantasy - Chapters: 2 - Words: 7,489 - Reviews: 35 - Favs: 61 - Follows: 85 - Updated: 10/5 - Published: 3/28/2013 - S. Carter, D. Jackson, J. O'Neill, Teal'c - Complete
Stargate: Universal Collision - Re-Upload by StrikeFreedom11 reviews
After a horrible hyperspace jump following the destruction of Orilla, SG-1, Stargate Command and Atlantis all find themselves facing a brand new universe as their own galaxy is irrevocably changed. New allies, new enemies and new challenges all await as universes collide with one another in a battle just to survive.
Crossover - X-overs & Stargate: SG-1 - Rated: T - English - Sci-Fi/Adventure - Chapters: 3 - Words: 28,694 - Reviews: 1 - Favs: 29 - Follows: 32 - Published: 10/3 - S. Carter, J. O'Neill, Thor - Complete
Humanity's Resurgence - Re-Upload by StrikeFreedom11 reviews
Two different humanity's. Both pushed around by aliens for far too long. Together, they shall show this third universe that humanity is not to be underestimated.
Crossover - Stargate: SG-1 & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 26,893 - Reviews: 3 - Favs: 44 - Follows: 46 - Published: 10/3 - S. Carter, J. O'Neill, Master Chief/John-117, T. Hood - Complete
Shattered Times and Timelines: Odyssey out of time by TimeTraveller-1900 reviews
AU By a strange twist of fate, a pre-warp ship appears through the Bajoran wormhole. Starfleet discovers the ship is the Odyssey, a ship from the Stargate Universe where a different series of events took place there. Containing the sum total of Asgard knowledge, Starfleet has a chance to change in ways nobody could have imagined.
Crossover - StarTrek: Deep Space Nine & Stargate: SG-1 - Rated: T - English - Sci-Fi - Chapters: 12 - Words: 34,910 - Reviews: 147 - Favs: 268 - Follows: 345 - Updated: 10/1 - Published: 1/1 - Complete
Humanity's Resurgence by Strikefreedom10 reviews
Two different humanity's. Both pushed around by aliens for far too long. Together, they shall show this third universe that humanity is not to be underestimated.
Crossover - Stargate: SG-1 & Halo - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 161 - Reviews: 94 - Favs: 234 - Follows: 278 - Updated: 9/30 - Published: 4/1/2019 - S. Carter, J. O'Neill, Master Chief/John-117, T. Hood - Complete
Stargate: Universal Collision by Strikefreedom10 reviews
After a horrible hyperspace jump following the destruction of Orilla, SG-1, Stargate Command and Atlantis all find themselves facing a brand new universe as their own galaxy is irrevocably changed. New allies, new enemies and new challenges all await as universes collide with one another in a battle just to survive.
Crossover - X-overs & Stargate: SG-1 - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 161 - Reviews: 58 - Favs: 143 - Follows: 175 - Updated: 9/30 - Published: 8/19/2019 - S. Carter, J. O'Neill, Thor - Complete
Time's Odyssey by TimeTraveller-1900 reviews
A strange ship comes out of the quantum slipstream corridor after Voyager leaves it. Emerging into the universe after being chased by the Ori, the Odyssey has arrived in a time of great need. AU from Timeless.
Crossover - StarTrek: Voyager & Stargate: SG-1 - Rated: K+ - English - Sci-Fi - Chapters: 1 - Words: 6,249 - Reviews: 8 - Favs: 37 - Follows: 36 - Published: 9/27 - Complete
Everything Everywhere One Thing at a Time by Karmic Acumen reviews
Dreams had always been an escape for Harry Potter, but he was pretty sure that you weren't supposed to dream entire lives all at once. Now what's this whole dimensions malarkey and what does divination have to do with it? (HP / Stargate Multicrossover)
Crossover - Harry Potter & Stargate: SG-1 - Rated: T - English - Chapters: 10 - Words: 67,955 - Reviews: 89 - Favs: 367 - Follows: 557 - Updated: 9/25 - Published: 8/2 - Harry P., Nicolas F.
The Talos Principle by Archetype9 reviews
Tasked with the protection of Earth and the secrecy of the Stargate Program, a recently formed Homeworld Command Intervention Team is set on a collision course with the prodigious BAU of the FBI. Reimagination of Beatrice Otter's "The Genetics Factory".
Crossover - Stargate: SG-1 & Criminal Minds - Rated: M - English - Sci-Fi/Crime - Chapters: 7 - Words: 23,487 - Reviews: 5 - Favs: 19 - Follows: 35 - Updated: 9/22 - Published: 5/12/2021 - OC, A. Hotchner/Hotch, D. Morgan, E. Prentiss
Destiny's Child Version 4 by andrewjameswilliams reviews
After an encounter with hostile Klingons and a spatial anomaly the Federation starship Resolution is transported into the Stargate universe. Trouble ensues as they have to learn how to survive in this new reality, build new friendships and alliances and maybe, just maybe, find a way home.
Crossover - StarTrek: Other & Stargate: SG-1 - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 6,429 - Reviews: 13 - Favs: 80 - Follows: 106 - Published: 9/18 - S. Carter, D. Jackson, J. O'Neill, Teal'c
Stargate A New Age by kaln7 reviews
Shepard defeated the Collectors, but now he must face a universe different from his own, but his team won't be the only team to help him get through this uncertain future.
Crossover - Stargate: SG-1 & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 16 - Words: 146,164 - Reviews: 163 - Favs: 255 - Follows: 378 - Updated: 9/12 - Published: 4/6/2017
3.1K | « Prev Page 1 2 3 4 5 12 .. Last Next »