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Keeper of Chaos by
Jennifer Schumacher reviews
Xander becomes himself for Halloween. Or rather, who he used to be. So does Cordelia.
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: M - English - Adventure/Mystery - Chapters: 134 - Words: 133,944 - Reviews: 457 - Favs: 220 - Follows: 275 - Updated: 4h - Published: 11/6 - Xander H., Cordelia C., J. O'Neill
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: 40 - Words: 195,820 - Reviews: 619 - Favs: 402 - Follows: 471 - Updated: 12/5 - Published: 3/19/2017 - J. O'Neill, W. Adama
Plus One by
Tanista2 reviews
There's no such thing as a normal mission for SG-1. Not even on the rare occasions when they are a team of five instead of four. Or, an ongoing chronicle of the weird things that happen offworld when a certain linguist accompanies the team as Daniel's assistant. (Ad Astra 'verse)
Crossover - Stargate: SG-1 & MacGyver - Rated: T - English - Drama/Romance - Chapters: 7 - Words: 26,110 - Reviews: 1 - Favs: 3 - Follows: 1 - Updated: 12/5 - Published: 5/11/2020 - S. Carter, D. Jackson, J. O'Neill, OC
Slayer Scrolls by
Ellmarr reviews
Can two children who are just learning to survive save the worlds or do the Fates have other plans for them- a Multi-Cross Over events - Buffy the Vampire Slayer, Stargate SG-1, TMNT, Gargoyles, Criminal Minds, Skyrim, Supernatural. Takes place just before the defeat of the First. Check back continually as I will be doing Chapters for better flow, fixing grammar, and other things.
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: M - English - Adventure/Sci-Fi - Chapters: 25 - Words: 212,305 - Reviews: 5 - Favs: 26 - Follows: 25 - Updated: 12/4 - Published: 1/27 - Faith L.
Harry and the Unexpected by
ts-29 reviews
What would happen if SG1 brought someone back on there first Mission after killing Ra
Crossover - Stargate: SG-1 & Harry Potter - Rated: K - English - Romance - Chapters: 17 - Words: 25,286 - Reviews: 198 - Favs: 622 - Follows: 937 - Updated: 12/3 - Published: 5/30 - S. Carter, Harry P., Hermione G.
Stargate SG-Kat: First Contact by
ElohimEditor reviews
Following Ba'al's execution, a new Goa'uld has emerged to threaten the entire galaxy. With its traditional alliances somewhat fragile, and the wraith and Lucian Alliance on the prowl, the SGC must seek new allies.
Crossover - Stargate: SG-1 & SWAT Kats - Rated: T - English - Adventure/Sci-Fi - Chapters: 3 - Words: 14,098 - Reviews: 1 - Favs: 2 - Follows: 3 - Updated: 12/2 - Published: 11/17
Stargate Etheria by
Starfox5 reviews
Entering a gate leading to an unknown planet while dodging fire wasn't too uncommon for SG-1. Meeting strange new people wasn't unusual either for the Best Friends Squad. But figuring out how to deal with each other, the remnants of the Horde Clones and the Goa'uld threat without a D.H.D. for the Stargate on Etheria? That was new for both.
Crossover - Stargate: SG-1 & She-Ra and the Princesses of Power - Rated: T - English - Adventure/Sci-Fi - Chapters: 115 - Words: 789,524 - Reviews: 285 - Favs: 185 - Follows: 196 - Updated: 12/2 - Published: 9/25/2021 - [Adora/She-Ra, Catra] S. Carter, J. O'Neill
Second Chances by
SGphan reviews
When 4 new people come through the stargate, it leads to new opportunities that Stargate Command could never have foreseen.
Crossover - Stargate: SG-1 & Sliders - Rated: T - English - Sci-Fi - Chapters: 1 - Words: 3,524 - Reviews: 2 - Favs: 2 - Follows: 3 - Published: 11/28 - S. Carter
Ancient Flop by
MKRG reviews
Vala's valiant attempt to keep McKay out of Daniel's hair takes a hilarious turn. SG1-SGA crossover. Minor DV. Oneshot.
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: K+ - English - Humor/Sci-Fi - Chapters: 1 - Words: 4,922 - Reviews: 1 - Favs: 1 - Published: 11/28 - D. Jackson, Vala, Rodney M., John S. - Complete
Celeste by
Amelia E. Adler reviews
Continuation of Midnight Blue, Azure, and Shades of Blue: Intermission. After returning to her own timeline, Alice Boyd has to deal with the fallout. Chasing and confronting her nemesis will only be a part of her struggle; more than anything, she will have to face her own emotions, and who knows where they'll lead her in the end... OC with no AU - futurefic.
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: T - English - Sci-Fi/Adventure - Chapters: 48 - Words: 326,696 - Reviews: 158 - Favs: 38 - Follows: 54 - Updated: 11/24 - Published: 3/4/2021
Star Trek Tempest: Rediscovering the Gate by
Bigtex91 reviews
A Crossover between Star Trek and Stargate SG-1, Atlantis and Universe. In the year 2412, the USS Tempest and her crew find themselves discovering a past that humanity covered up since before the discovery of the Warp Drive. Characters based off of bridge officers from Star Trek Online, and long term Star Trek Roleplays
Crossover - StarTrek: Other & Stargate: SG-1 - Rated: T - English - Sci-Fi/Adventure - Chapters: 3 - Words: 6,606 - Reviews: 3 - Favs: 13 - Follows: 11 - Published: 11/22
A box of lies a life of secrets by
biihsansa
What happens to the Sanctuary and the SGC when a secret from Helen and Sam's past becomes public knowledge. But more importantly will everyone be able to put their differences and their pride behind to save the world yet again? Will Sam and Helen be able to help each other or destroy one another? Please review
Crossover - Stargate: SG-1 & Sanctuary - Rated: T - English - Family - Chapters: 2 - Words: 2,151 - Favs: 1 - Follows: 6 - Updated: 11/21 - Published: 10/29
Stargate Express by
Kody Wright 2 reviews
SG-1 with Dr Frasier were thrown back to 1859 after a hiccup with the gate. They soon save a Pony Express rider and discover there only way back home is in hostile Native lands.
Crossover - Stargate: SG-1 & Young Riders - Rated: K+ - English - Chapters: 4 - Words: 8,465 - Reviews: 1 - Favs: 3 - Follows: 3 - Updated: 11/21 - Published: 10/26
A Legacy of Chaos: A Ship of Line Story by
andrewjameswilliams reviews
In the aftermath of Ethan Rayne's spell Xander Harris finds himself transformed into a capsuleer and finds himself drawn into the battle between Stargate Command and the Goa'uld Empire. *Chapter one edited.*
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: T - English - Sci-Fi/Adventure - Chapters: 16 - Words: 92,496 - Reviews: 325 - Favs: 916 - Follows: 1,118 - Updated: 11/20 - Published: 3/20/2020
New SG1 Member by
Phantom Dragon Witch reviews
Danny Fenton Joined the air force with hopes of one day going to space. When he was reassigned to the SGC, he had no clue how close he was to getting his wish, even with all the weirdness that followed him from home.
Crossover - Danny Phantom & Stargate: SG-1 - Rated: T - English - Sci-Fi - Chapters: 6 - Words: 8,292 - Reviews: 15 - Favs: 21 - Follows: 44 - Updated: 11/20 - Published: 10/28 - D. Jackson, Danny F., J. O'Neill, Sam M.
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: 18 - Words: 62,190 - Reviews: 28 - Favs: 102 - Follows: 128 - Updated: 11/20 - Published: 12/16/2021
Space Wizards: The dawn of the DSF by
yoden reviews
A sequel to Esama's "Wizards IN SPACE" on Ao3. 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: 11 - Words: 63,230 - Reviews: 84 - Favs: 280 - Follows: 438 - Updated: 11/19 - Published: 11/11/2020 - Harry P., Albus D.
The Road to Armaggeddon by
Chris Alexander the Bearded reviews
A stargate: SG-1 - Battlestar Galactica :2003 crossover in our current timeline. After years of peace and prosperity in the Galaxy achieved by the Stargate Command, several factions decide to join efforts and put an end to the Tau'ri supremacy.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: K - English - Sci-Fi/Adventure - Chapters: 2 - Words: 7,190 - Reviews: 13 - Favs: 20 - Follows: 22 - Updated: 11/18 - Published: 11/7
Robotech: The Stargate Saga by
andrewjameswilliams reviews
As robotechnology changed humanities destiny so does a chance discovery beneath the remains of the Giza plateau revealing both an ancient legacy and an ancient threat.
Crossover - Stargate: SG-1 & Robotech/Macross - Rated: T - English - Sci-Fi/Adventure - Chapters: 47 - Words: 242,740 - Reviews: 373 - Favs: 331 - Follows: 362 - Updated: 11/15 - Published: 5/23/2022 - S. Carter, D. Jackson, Rick/Hikaru, Claudia
A Tok'ra's Tale by
andrewjameswilliams reviews
Revived by the Goa'uld Zipacna Lieutenant Kevin Elliot and the Tok'ra Lantash flee Ravanna and find themselves hurled into another galaxy and a potentially far more devastating war.
Crossover - Star Wars & Stargate: SG-1 - Rated: K+ - English - Adventure/Sci-Fi - Chapters: 2 - Words: 8,474 - Reviews: 17 - Favs: 67 - Follows: 87 - Updated: 11/13 - Published: 10/4 - Anakin Skywalker
Humanité by
Audragon reviews
La mort était douloureuse. Et lorsqu'on était Maître de la Mort, elle était aussi pleine de révélations. Mais lorsqu'on l'était, ce passage n'était que le début, le début vers une nouvelle existence dans laquelle la Mort elle même devenait une protectrice offrant une voie d'accomplissement pour celui qu'elle avait choisi...
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - French - Fantasy/Sci-Fi - Chapters: 36 - Words: 292,549 - Reviews: 321 - Favs: 274 - Follows: 284 - Updated: 11/9 - Published: 1/10 - C. Kawalsky, Thor, Harry P.
Symbiosis by
Meushell reviews
A few Tok'ra crash near Deep Space Nine. From there, they and the DS9 staff discover a potential threat to both universes.
Crossover - StarTrek: Deep Space Nine & Stargate: SG-1 - Rated: K+ - English - Adventure/Friendship - Chapters: 12 - Words: 14,876 - Reviews: 6 - Favs: 19 - Follows: 34 - Updated: 11/8 - Published: 2/9 - [S. Carter, Martouf/Lantash] Jadzia D., B. Sisko
SG Universes at War by
celian Cogitore reviews
In a parallel universe, the Tau'ri faces a bloody war between the Systems Lords Anubis and Apophis. The situation is affected by the arrival of a strange character: 'Gilgamesh, the King of Heroes'. The Golden King is looking for Hakuno Kishinami (F) his 'Master'... and woe to the one who will cross his way, that they are false gods or whole aliens civilizations.
Crossover - Stargate: SG-1 & Fate/stay night - Rated: T - English - Sci-Fi/Supernatural - Chapters: 18 - Words: 85,181 - Reviews: 148 - Favs: 294 - Follows: 373 - Updated: 11/5 - Published: 10/12/2022 - [Hakuno K., Gilgamesh] J. O'Neill, Ba'al
The Past Meets The Future III: New Future Reveals by
BazzCatgirl03 reviews
With the missions the team had done, SG-1 and their friends prepare and wait for the countdown to end. Only to discover a shocking truth about Jack O'neill and Janet Frasier's involvement in the NID. And with it one that could change the course of history in the tv show history focused on them now. Can they fix that past mistake or will the future for SG-1 play out in the same way.
Crossover - StarTrek: The Next Generation & Stargate: SG-1 - Rated: T - English - Sci-Fi/Hurt/Comfort - Chapters: 130 - Words: 1,356,075 - Reviews: 3 - Favs: 21 - Follows: 20 - Updated: 11/4 - Published: 11/10/2018 - J. Picard, Gen. Hammond, D. Jackson, Jacob C. - Complete
Gundam Seed: A New Path by
readerofgoodfanfiction reviews
The Second Bloody Valentine's War has ended. In the midst of it all, the Atlantic Federation forms a top secret military division called Stargate Command located deep within the heart of Cheyenne Mountain, Colorado. The discovered Ancient relic, the Stargate, help raise back a nation from the ashes of its defeat like a phoenix and shows the galaxy what it truly means to be Tau'ri.
Crossover - Stargate: SG-1 & Gundam Seed - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 26 - Words: 155,275 - Reviews: 253 - Favs: 235 - Follows: 238 - Updated: 11/1 - Published: 7/14/2011 - OC
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