Stargate: SG-1 Crossovers
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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: 8 - Words: 63,208 - Reviews: 25 - Favs: 61 - Follows: 81 - Updated: 5/11 - Published: 10/10/2022
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: 7 - Words: 31,970 - Reviews: 52 - Favs: 185 - Follows: 261 - Updated: 5/10 - Published: 10/12/2022 - [Hakuno K., Gilgamesh] J. O'Neill, Ba'al
Place of Our Legacy Codex by firstprime1230 reviews
This is a collection of technical and character information regarding the Stargate universe and the Mass Effect universe. This kind of information does not usually make it into the main story as it takes away from the flow. However, for those who aren't familiar with either franchise or enjoy these details can find basic information that will be important to the story here.
Crossover - Stargate: SG-1 & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 3 - Words: 7,933 - Reviews: 9 - Favs: 14 - Follows: 9 - Published: 5/7
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: 10 - Words: 11,208 - Reviews: 3 - Favs: 15 - Follows: 25 - Updated: 5/4 - Published: 2/9 - [S. Carter, Martouf/Lantash] Jadzia D., B. Sisko
Into the Void: SG-1 by Brenna's Urbangirl Projects reviews
On that fateful Halloween night. Buffy, Xander, Willow and Joyce would be given a new destiny. Along with that destiny they would be given a starship and a space station in which to help fight the Goa'uld.
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: T - English - Sci-Fi - Chapters: 61 - Words: 296,712 - Reviews: 358 - Favs: 814 - Follows: 1,022 - Updated: 5/2 - Published: 5/15/2014 - [Buffy S., Willow R.] Xander H., Joyce S.
How the hell did I get here by zheuse reviews
Waking up after a car accident isn't supposed to put me in a Capsuleer body. Now I have to figure out how to survive.
Crossover - Stargate: SG-1 & EVE Online - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 16,420 - Reviews: 19 - Favs: 84 - Follows: 97 - Updated: 4/28 - Published: 4/16
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: 7 - Words: 46,009 - Reviews: 1 - Favs: 2 - Follows: 5 - Updated: 4/27 - Published: 10/16/2021
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: 12 - Words: 18,073 - Reviews: 151 - Favs: 689 - Follows: 1,071 - Updated: 4/23 - Published: 11/18/2022 - S. Carter, J. O'Neill, Harry P.
Reborn a Worm by feauxen reviews
Taylor Hebert just can't get a break. She retired to a peaceful alternate Earth after the horror show that was Golden Morning, but Contessa didn't bother making sure she lived to reach old age. And someone seems to be pulling strings behind the curtain, because this definitely isn't the afterlife...
Crossover - Stargate: SG-1 & Worm - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 15,505 - Reviews: 86 - Favs: 463 - Follows: 634 - Updated: 4/22 - Published: 3/24/2022 - Gen. Hammond, J. O'Neill, Skitter
Melting Ice by Athena8472
When Zordon dies, he leaves one last mission for Tommy. To protect something that has been buried in ice for 10 million years. With the help of Andros and Zhane, he heads to Antarctica. Alpha/Beta/Omega Dynamics. Sentinel/Guides known. Second in the Celestials Series.
Crossover - Stargate: SG-1 & Power Rangers - Rated: M - English - Sci-Fi/Romance - Chapters: 2 - Words: 12,789 - Favs: 7 - Follows: 11 - Updated: 4/22 - Published: 3/31/2022 - [OC, Tommy O.] [Zhane, Andros]
Alien SG-1 challenge by ReadAlert
Details inside
Crossover - Stargate: SG-1 & Ben 10 - Rated: M - English - Adventure/Sci-Fi - Chapters: 1 - Words: 147 - Favs: 1 - Follows: 1 - Published: 4/16 - [Ben T., S. Carter]
The Zerg Across the Stargate by Fallenknight88 reviews
40 years before the fall of Ra there was an enemy that even the Goa'uld feared, an Enemy that only know one thing, EVOLVE! this is a Response to CrazedGammaMan1721's challenge. Self Insert; Possible Goa'uld Bashing (Hiatus)
Crossover - Stargate: SG-1 & StarCraft - Rated: T - English - Sci-Fi/Adventure - Chapters: 3 - Words: 7,315 - Reviews: 15 - Favs: 86 - Follows: 98 - Updated: 4/15 - Published: 1/1/2020 - Gen. Hammond, J. O'Neill, OC, Abathur
Dismanteling Destiny II: Reminiscence - The Old, New & Unexpected by ImaliFegen reviews
The Episode rewrite of Ties That Bind, The Powers That Be, Beachhead and Ex Dues Machina. (Full summary for the fic inside.)
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: T - English - Adventure/Romance - Chapters: 16 - Words: 64,897 - Reviews: 14 - Favs: 1 - Follows: 1 - Updated: 4/14 - Published: 3/6 - Complete
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: 4 - Words: 12,467 - Reviews: 13 - Favs: 18 - Follows: 24 - Updated: 4/6 - Published: 10/11/2022 - Jabba the Hutt, Oola, S. Carter
Worldwar: Establishing A Balance by AlbertG reviews
Summary-Book IV: Years ago, the Colonials of Cyrannus met the so-called 13th tribe. It didn't work out well. The Colonials met the Race. That didn't work out well either, but they were introduced to a much larger galaxy. Now their errors have come back and they know they are small fish in a large ocean trying to survive. Can they? Will the Race let them?
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi/Adventure - Chapters: 32 - Words: 205,092 - Reviews: 938 - Favs: 588 - Follows: 713 - Updated: 4/5 - Published: 3/6/2016
Dust In The Wind by Moonlight Willows reviews
Going Through A Rewrite. In 8000 BC, Ra's host has always loved his friend Nekta until the Sun God Ra possesses his body. Consumed by another for many decades he forgets everything about his past and only knows the life Ra has given him. Centuries later recollecting what was once lost resurfaces.
Crossover - Stargate: SG-1 & Chronicles of Narnia - Rated: T - English - Sci-Fi/Romance - Chapters: 2 - Words: 6,927 - Reviews: 61 - Favs: 27 - Follows: 18 - Updated: 4/1 - Published: 3/29/2012 - [Ra, OC] [Tirian, Jill Pole]
Disclosure by Red Leader reviews
A certain news organization follow General Carter around for his daily show, A new enemy emerges and captures SG12 and taken them to a galaxy far far away.
Crossover - Stargate: SG-1 & Star Wars - Rated: M - English - Chapters: 15 - Words: 38,276 - Reviews: 28 - Favs: 13 - Follows: 18 - Updated: 3/26 - Published: 2/28
Like Father, Like Son by Bella Gracelyn Prentiss
(one-shot) Ever wondered why Rory dies so many times and still manages to come back? When Rory dies again, he meets Oma Desala who arranges a meeting between both father and son. How will Rory feel about meeting his biological father? Will Rory learn about his biological mother's identity and why he was given up?
Crossover - Doctor Who & Stargate: SG-1 - Rated: K+ - English - Sci-Fi/Family - Chapters: 1 - Words: 1,071 - Favs: 1 - Follows: 1 - Published: 3/24 - Rory W., D. Jackson - Complete
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: 3 - Words: 16,864 - Reviews: 16 - Favs: 75 - Follows: 146 - Updated: 3/22 - Published: 2/14 - S. Carter, J. O'Neill, Harry P., Hermione G.
Beginning a New Path by stargatesg1fan1 reviews
Massive multiverse crossover between Harry Potter/Buffy/Stargate/Star Trek Enterprise/X-Men/Fantastic Four/Iron Man/Highlander/Justice League/Underworld/Star Wars and More in that order. Harry Potter is the main character. Full summary inside. Non-Traditional-Harem, Builds up to Awesome Power Harry. 1 Million Words. 150 Smut Scenes (Very Sensual Story).
Crossover - Stargate: SG-1 & Harry Potter - Rated: M - English - Sci-Fi/Adventure - Chapters: 115 - Words: 1,105,709 - Reviews: 3003 - Favs: 3,118 - Follows: 2,723 - Updated: 3/19 - Published: 6/18/2010 - S. Carter, Harry P.
How You Play by Tanista2
It's time for war games to resume at the New Earth SGC. But who will be the last man (or woman) standing? (Ad Astra 'verse)
Crossover - Stargate: SG-1 & MacGyver - Rated: T - English - Humor - Chapters: 1 - Words: 6,229 - Published: 3/13 - D. Jackson, J. O'Neill, MacGyver, OC - Complete
Fleet of the Homeword Bound: Battle of Antartica by Sora with an S reviews
With Anubis due to arrive any minute, Stargate Command are not in the mood for anything else going wrong. A bunch of fictional starships showing up as a bunch of shipgirls certainly qualifies.
Crossover - Stargate: SG-1 & TV X-overs - Rated: T - English - Adventure/Sci-Fi - Chapters: 7 - Words: 40,181 - Reviews: 19 - Favs: 64 - Follows: 79 - Updated: 3/9 - Published: 4/8/2022 - Gen. Hammond, Elizabeth Weir
The restoration of the UNSC by Warwolff2003 reviews
Reach has Fallen and the newly promoted Captain Jacob Keyes has taken his small fleet and st course for Earth. However, this is not the Earth those in the UNSC remember. This is my version of a similar story by originally by Samsara Sage which was adopted by Ultimate Deathsaurer 2
Crossover - Stargate: SG-1 & Halo - Rated: T - English - Sci-Fi - Chapters: 12 - Words: 43,659 - Reviews: 97 - Favs: 180 - Follows: 266 - Updated: 3/5 - Published: 12/22/2022 - S. Carter, J. O'Neill, Master Chief/John-117, J. Keyes
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: 15 - Words: 86,539 - Reviews: 291 - Favs: 853 - Follows: 1,050 - Updated: 3/2 - Published: 3/20/2020
MoonGate by Antonio Cabanas reviews
When two members of an SG team end in the Moon Palace things start to go sideways...
Crossover - Sailor Moon & Stargate: SG-1 - Rated: K+ - English - Adventure - Chapters: 2 - Words: 5,606 - Reviews: 1 - Favs: 14 - Follows: 17 - Updated: 3/1 - Published: 2/3 - Haruka T./Sailor Uranus, Rei H./Raye/Sailor Mars, S. Carter, J. O'Neill
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