Stargate: SG-1 Crossovers
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Samantha Carter - Slave of Jabba by Failhammer reviews
After an SG-1 mission went wrong, Sam became Jabba's newest slave. Stranded in the palace, with no idea when or if rescue will arrive, Sam must survive her new circumstances as best she can.
Crossover - Star Wars & Stargate: SG-1 - Rated: T - English - Drama - Chapters: 5 - Words: 16,411 - Reviews: 16 - Favs: 21 - Follows: 29 - Updated: 7/8 - Published: 10/11/2022 - Jabba the Hutt, Oola, S. Carter
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: 10 - Words: 81,739 - Reviews: 31 - Favs: 76 - Follows: 98 - Updated: 7/6 - Published: 10/10/2022
Gateways of Redemption by miko-demoness
In a thrilling crossover between Stargate SG-1 and Buffy the Vampire Slayer, a team of warriors unites to combat the sinister alliances of vampires across dimensions. They face battles, uncover ancient secrets, and confront a truth that threatens the multiverse. Through unity and unwavering determination, they fight for redemption and the triumph of light over darkness.
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: K - English - Chapters: 10 - Words: 5,485 - Follows: 2 - Published: 7/3
Stargate Command - The Aftermath by Ryan89 reviews
This is my take on what happens after, a more practical view on the use of technologies. The Ori have been defeated, Atlantis has remained on Earth for the past 9 months as teams of scientists scour the database in search of new and improved technologies. Old enemies resurface with vengeance on their mind. Atlantis will be returning to the Pegasus Galaxy to annihilate the Wraith.
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: K - English - Sci-Fi/Adventure - Chapters: 11 - Words: 24,693 - Reviews: 21 - Favs: 11 - Follows: 15 - Updated: 7/3 - Published: 6/7 - S. Carter, D. Jackson, J. O'Neill, Gen. Landry
Stumbling through Godhood by freeraynman reviews
If you could travel through alternate realities what would you do? Become a God and rule or chillback and go with the flow? Inspired heavily by 'Cruel To be Kind', '12 Steps To Omnipotence', 'Rise of an Empire' and a million and one other fanfics. If you see stuff and think that it's similar to another fanfic. it's probably because we read the same story and I liked that idea.
Crossover - Stargate: SG-1 & Harry Potter - Rated: M - English - Chapters: 23 - Words: 192,162 - Reviews: 585 - Favs: 1,708 - Follows: 2,130 - Updated: 7/2 - Published: 9/29/2021 - S. Carter, D. Jackson, J. O'Neill, OC
Gradients by Lepton reviews
Harry and friends unwittingly change the fate of the galaxy. An exploration of magic, technology, ascent and descent.
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - English - Sci-Fi/Adventure - Chapters: 3 - Words: 31,243 - Reviews: 82 - Favs: 400 - Follows: 688 - Updated: 7/1 - Published: 11/23/2022 - Harry P.
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: 36 - Words: 188,596 - Reviews: 300 - Favs: 288 - Follows: 314 - Updated: 7/1 - Published: 5/23/2022 - S. Carter, D. Jackson, Rick/Hikaru, Claudia
Dismantling Destiny III: Rewritten Fates by ImaliFegen reviews
The rewrite of SG-1 S09 episodes, Babylon, The Fourth Horseman Part I & II and Collateral Damage. (Full summary inside.)
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: M - English - Adventure/Romance - Chapters: 19 - Words: 67,635 - Reviews: 17 - Favs: 2 - Follows: 2 - Updated: 7/1 - Published: 5/2 - Complete
Here Comes Trouble Make It Double by mcguire.elizabeth.99990000 reviews
Harry has a twin sister who Dumbledore left in American but with complete strangers instead of part family ooc twin HPGW HRFW Dumbledore, ron, molly bashing slight Mcgonicall bashing. discontinued due to new guidelines.
Crossover - Harry Potter & Stargate: SG-1 - Rated: M - English - Adventure/Fantasy - Chapters: 5 - Words: 2,662 - Reviews: 5 - Favs: 11 - Follows: 22 - Updated: 6/30 - Published: 12/3/2020 - Complete
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: 6 - Words: 21,484 - Reviews: 1 - Favs: 3 - Follows: 1 - Updated: 6/30 - Published: 5/11/2020 - S. Carter, D. Jackson, J. O'Neill, OC
Gibbs Gets that Phone Call by thebigianthead reviews
The US continuity of government protocol has been initiated. Gibbs gets a phone call.
Crossover - Stargate: SG-1 & NCIS - Rated: K+ - English - Chapters: 3 - Words: 12,811 - Reviews: 7 - Favs: 24 - Follows: 27 - Updated: 6/27 - Published: 6/17 - Gen. Hammond, J. O'Neill, Leroy Jethro Gibbs - Complete
Successor of the Alterans by MissValteria reviews
A Harry Potter who was just struck down by the Dark Lord stumbles into a mysterious encounter via luck that would rival even that of Tyche. Now he seeks to carve a life for himself to live while exploring this vast galaxy. And perhaps, one day return to his old universe. Spiritual successor to Heir of the Alterans.
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - English - Sci-Fi/Fantasy - Chapters: 13 - Words: 20,235 - Reviews: 170 - Favs: 826 - Follows: 1,248 - Updated: 6/20 - Published: 11/18/2022 - S. Carter, J. O'Neill, Harry P.
My New Boss by ElohimEditor reviews
After being arrested for helping Dark Kat, Hard Drive is sent to Alkatraz, where an unexpected ally helps him escape and offers him a deal he could hardly refuse, and would change his life and his perception of the world forever.
Crossover - Stargate: SG-1 & SWAT Kats - Rated: T - English - Sci-Fi - Chapters: 8 - Words: 51,424 - Reviews: 1 - Favs: 2 - Follows: 5 - Updated: 6/14 - Published: 10/16/2021
Harry Potter and the Enforced Holiday by tscchope reviews
Harry is sent on holiday and meets Jack O'Neill. I've switched Bane and Secrets episode order, but had Sam learn of her father's illness. Set after the Battle of Hogwarts and follows the crapilogue, somewhat. Jack and Sam will be getting together. For Jack it's sort of a family tradition, for Sam it's her dad's imminent demise that forces her to think about being a mother.
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - English - Sci-Fi/Family - Chapters: 4 - Words: 22,107 - Reviews: 22 - Favs: 103 - Follows: 186 - Updated: 6/6 - Published: 2/14 - S. Carter, J. O'Neill, Harry P., Hermione G.
Stargate meets Galactica by SGBill7 reviews
This is a slightly AU Battlestar Galactica, no razor or lay down your burdens, and a post disclosure Stargate Sg1.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 5 - Words: 8,714 - Reviews: 81 - Favs: 129 - Follows: 221 - Updated: 6/4 - Published: 3/23/2022
Come Now, Little One by Sarcastic Sci-Fi Writer reviews
Sam has spent her whole life in the Sanctuary, being raised to take over by her slightly psycho mother. That life isn't the one that Sam wants, but her mother has a very clear idea of what she should be. Rebelling against it for years, Sam searches for an escape from the darkening world she was raised in. Summary to change. dark!fic.
Crossover - Stargate: SG-1 & Sanctuary - Rated: T - English - Drama/Hurt/Comfort - Chapters: 3 - Words: 16,041 - Reviews: 9 - Favs: 2 - Follows: 8 - Updated: 6/4 - Published: 5/12 - S. Carter, J. O'Neill, Helen M., Ashley M.
Star King by overlord susanoo reviews
In a new universe far far away full of aliens and combat Danny is now trying to build an empire. There are many that would stand in his way from this universe and beyond. In the end he will strive to stand above all of them.
Crossover - Stargate: SG-1 & Danny Phantom - Rated: T - English - Chapters: 46 - Words: 158,567 - Reviews: 15 - Favs: 125 - Follows: 116 - Updated: 6/1 - Published: 5/10/2019 - Danny F. - Complete
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: 11 - Words: 13,678 - Reviews: 4 - Favs: 18 - Follows: 29 - Updated: 5/30 - Published: 2/9 - [S. Carter, Martouf/Lantash] Jadzia D., B. Sisko
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: 9 - Words: 48,113 - Reviews: 62 - Favs: 245 - Follows: 387 - Updated: 5/29 - Published: 11/11/2020 - Harry P., Albus D.
A Funny Thing Happened on the Way to the Tok'ra Base by Randompersonwithcomputer reviews
While delivering the Stargate to the new Tok'ra base, SG-1 and their allies meet a ragtag, fugitive fleet lead by the Battlestar's Galactica and Pegasus. The galaxy will never be the same again.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: K - English - Sci-Fi - Chapters: 3 - Words: 4,189 - Reviews: 35 - Favs: 113 - Follows: 197 - Updated: 5/27 - Published: 10/12/2021
Task Force SG-X by JungleFurious reviews
After a failed invasion from the Go'auld, Amanda Waller believes it is time for a more unconventional means to fighting them. Gathering together a team of some of the most ruthless and dangerous convicts out there definitely qualifies as unconventional. The Stargate Program is going to have a team that'll die to complete the mission. Say hello to the Suicide Squad!
Crossover - DC Superheroes & Stargate: SG-1 - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 6,204 - Reviews: 9 - Favs: 17 - Follows: 19 - Published: 5/27
Harry Potter and Origin of Magic by vivekdaveflame reviews
story idea about harry potter, available for adoption
Crossover - Harry Potter & Stargate: SG-1 - Rated: T - English - Sci-Fi/Adventure - Chapters: 14 - Words: 6,426 - Reviews: 5 - Favs: 20 - Follows: 27 - Updated: 5/23 - Published: 5/6 - [Harry P., Hermione G.]
Araiansu by Lerris reviews
This is a crossover, initially focused initially mostly on Stargate. Ranma from Ranma is added at the start and quite a few stories are added over time. This is a story about how the Alliance came to be. It is a story about finding ways to make things right, and all the problems that occur along the way. Politics warning plus minor mentions of religion early on.
Crossover - Stargate: SG-1 & Ranma - Rated: T - English - Sci-Fi/Fantasy - Chapters: 64 - Words: 539,224 - Reviews: 147 - Favs: 122 - Follows: 152 - Updated: 5/21 - Published: 10/14/2022 - S. Carter, Ranma
Odyssey by TimeTraveller-1900 reviews
The Alphans discover a ship on the dark side of their moon. The Alphans now have a ship that will change their entire future for good. The Alphans can now find a new home. The Alphans...can now return home. Their Odyssey will go on.
Crossover - Stargate: SG-1 & Space 1999 - Rated: T - English - Sci-Fi - Chapters: 20 - Words: 55,992 - Reviews: 40 - Favs: 74 - Follows: 98 - Updated: 5/20 - Published: 12/20/2021 - Complete
Shinx Against the System Lords by SecotKurener
After Daniel Jackson is killed once again, he reawakens as an odd, bluish feline, and discovers a parallel reality where things are just different enough...
Crossover - Stargate: SG-1 & Pokémon - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 1,465 - Favs: 1 - Follows: 2 - Published: 5/16 - D. Jackson, Jonathan O., Shinx/Kolink, Breloom/Kinogassa
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