Stargate: SG-1 Crossovers
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Stargate: Valkyrie (Original) - DISCONTINUED by Brenna's Urbangirl Projects reviews
See my story Valkyrie for new version
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: T - English - Sci-Fi/Supernatural - Chapters: 13 - Words: 23,406 - Reviews: 85 - Favs: 313 - Follows: 441 - Updated: 12/8/2021 - Published: 6/15/2017 - Xander H., Buffy S., Dawn S., Willow R.
My New Boss by ElohimEditor
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: 3 - Words: 15,312 - Favs: 1 - Follows: 2 - Updated: 12/5/2021 - Published: 10/16/2021
Forethough and Planning An SG:A Story by ANBU Operative Goat reviews
The Ancients arrived in a new galaxy, forced away from home by their brothers and sisters. Unable to go back to their old home they built a new one, one that could travel amongst the stars. They built it to last for millennia, and it has stood the test of time. When the Tau'ri awaken the city it provides them with much more than they expected, and an enemy far worse than they hoped
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 8,058 - Reviews: 8 - Favs: 27 - Follows: 42 - Published: 12/4/2021 - Rodney M., John S., Teyla E., Ronon D.
The Wraith Worshipper by CPB99 reviews
Jack is broken to see Sam moving on with Pete, a guy who practically stalks her. Taking the first transfer he gets offered he leads Atlantis's flagteam for a year before being captured by the Wraith, now the ones he left behind must rescue him. Talk about clichés. Pairings: Jack, Sam.
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: T - English - Sci-Fi/Hurt/Comfort - Chapters: 10 - Words: 9,159 - Reviews: 1 - Favs: 1 - Follows: 1 - Updated: 12/2/2021 - Published: 8/3/2021 - J. O'Neill, S. Carter - Complete
Gentle Empire by TGRS reviews
In a galaxy of oppression, slavery and cruelty, a gentle fist, heart and a little bit of chakra, can solve many problems. In which, Hinata builds empire in SG1 universe, after Otsutsuki wipes out Elemental Nations.
Crossover - Stargate: SG-1 & Naruto - Rated: M - English - Sci-Fi/Fantasy - Chapters: 2 - Words: 20,201 - Reviews: 17 - Favs: 81 - Follows: 103 - Updated: 11/27/2021 - Published: 11/17/2021 - Hinata H.
Nam by ValorousLeader
The latest planet reminds the team of an Earth battlefield, one none of them have seen. Right?
Crossover - Stargate: SG-1 & MacGyver - Rated: K - English - Angst/Tragedy - Chapters: 1 - Words: 542 - Published: 11/27/2021 - J. O'Neill, MacGyver - Complete
Autumn Splendor by Tanista2 reviews
Uncle and niece learn new things as they take a walk in the woods the day before Thanksgiving. (Ad Astra 'verse)
Crossover - Stargate: SG-1 & MacGyver - Rated: K - English - Family - Chapters: 1 - Words: 2,273 - Reviews: 1 - Favs: 2 - Follows: 1 - Published: 11/25/2021 - MacGyver, OC - Complete
Jailbreak by Quick-Demon reviews
Imprisoned on a Goa'uld mothership, the team meets a peculiar boy that maybe their ticket out of there. Crossover Stargate SG-1 & Danny Phantom. Now a multi-chapter story. *NEW UPDATE 2021* R&R.
Crossover - Stargate: SG-1 & Danny Phantom - Rated: K - English - Adventure/Humor - Chapters: 12 - Words: 91,020 - Reviews: 260 - Favs: 538 - Follows: 638 - Updated: 11/19/2021 - Published: 4/24/2012 - J. O'Neill, Danny F.
SGX - Rise of the Terran Empire by Exarikun reviews
Self insert. After many of unpublished adventures, my avatar is ready to put down some roots and start putting his gathered spoils to good use. Mentions of dark and vile actions, not intended for immature audiences.
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: M - English - Adventure/Fantasy - Chapters: 3 - Words: 6,178 - Reviews: 4 - Favs: 35 - Follows: 43 - Updated: 11/17/2021 - Published: 10/26/2021
HOWᐰRD by 22keyPHOENIX
A weird, and very very queer, crossover. It won't let me do a crossover with more than 2 categories so eventual pairings won't be tagged. Also updates on A03. Lots of sci-fi, science, and nerdy gay stuff -eventually
Crossover - Big Bang Theory & Stargate: SG-1 - Rated: T - English - Chapters: 1 - Words: 934 - Favs: 1 - Follows: 2 - Published: 11/10/2021 - S. Carter, Leonard H., Howard W.
Alteran Seraphimian Aliance by anothokuro reviews
An action to free Arceus will bring an ancient alliance back to life. The hunt for the stars has begun. Voldemort will soon find out what true power means. And Dumbledore runs against a wall with his manipulations, as Harry frees himself from his grip and starts his true inheritance. Begins in the Pokemon universe and then changes over. Translation of the Original Story.
Crossover - Stargate: SG-1 & Harry Potter - Rated: M - English - Sci-Fi/Adventure - Chapters: 10 - Words: 283,208 - Reviews: 25 - Favs: 157 - Follows: 172 - Updated: 11/8/2021 - Published: 6/2/2018 - Harry P., OC
The Lost Soldier by wezza1981 reviews
A lone soldier sent back in time, now lost in a different universe, with different threats. How will our OC deal with his new surroundings? Minimal TSCC references
Crossover - Stargate: SG-1 & Terminator: Sarah Connor Chronicles - Rated: K+ - English - Sci-Fi/Fantasy - Chapters: 17 - Words: 25,755 - Reviews: 15 - Favs: 30 - Follows: 38 - Updated: 11/8/2021 - Published: 7/18/2021 - S. Carter, D. Jackson, J. O'Neill, OC
Stargate Ed by DoctorEd17 reviews
The Ed's had found and repaired a spaceship, what kind of things will they get into? (Couldn't think of a good Summary)
Crossover - Stargate: SG-1 & Ed, Edd n Eddy - Rated: T - English - Sci-Fi - Chapters: 1 - Words: 4,238 - Reviews: 1 - Favs: 4 - Follows: 4 - Published: 11/6/2021
Stars of Iron Snakepit Vol 2 by Dark Schtroumpf reviews
This is the continuation of Snakepit, a Draka-SG crossover. AU, Earth here is Drakaverse Earth post-Final War. Consider a distant parallel universe to the original SGverse. Will earn its M rating.
Crossover - Stargate: SG-1 & Draka series - Rated: M - English - Sci-Fi - Chapters: 10 - Words: 260,189 - Reviews: 60 - Favs: 72 - Follows: 75 - Updated: 11/3/2021 - Published: 8/25/2010 - S. Carter, D. Jackson, J. O'Neill, Ba'al
Fictober 2021 by O'Neillwiv2l's reviews
As Per Tumblr challenge #fictober2021. I have said a couple of these are marked as first chapters or chapters in current stories, I'll mark them as I go along so you know to expect to see it (Particularly on FFN necause you can't cross over works like you can on A03) again.
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: K - English - Sci-Fi/Romance - Chapters: 31 - Words: 23,991 - Reviews: 20 - Favs: 5 - Follows: 5 - Updated: 10/31/2021 - Published: 10/1/2021 - S. Carter, J. O'Neill, Rodney M., John S.
Concessions, Chocolate and Self-Care by Tanista2
MacGyver discovers that being benched from playing his favorite sport due to a minor injury has its compensations. (No mention of Jack O'Neill and co. in this one, but could still fit in either of my Domestic Adventures or Ad Astra AUs.)
Crossover - Stargate: SG-1 & MacGyver - Rated: K - English - Family - Chapters: 1 - Words: 1,037 - Favs: 1 - Published: 10/30/2021 - Jack D., MacGyver, Pete T., OC - Complete
Alteranische Seraphimianische Allianz by anothokuro reviews
Eine Aktion zur Befreiung von Arceus führt dazu, dass eine uralte Allianz neu zum Leben erwacht. Die Jagd zu den Sternen hat begonnen. Voldemort wird schon bald erfahren, was wahre Macht bedeutet. Und Dumbledore rennt gegen eine Wand mit seinen Manipulationen, als sich Harry aus seinen Griff befreit und sein wahres Erbe antritt. Fängt im Pokemon Universum an und wechselt dann über.
Crossover - Stargate: SG-1 & Harry Potter - Rated: M - German - Sci-Fi/Adventure - Chapters: 10 - Words: 277,939 - Reviews: 3 - Favs: 17 - Follows: 20 - Updated: 10/29/2021 - Published: 11/11/2014 - OC, Harry P.
Stargate Reimagined: Part I by Duragizer reviews
A remake of the original "Stargate" film incorporating elements from the novelization, Bill McCay novels, and "Stargate SG-1". Written by a fan who nevertheless recognizes its many deep-rooted flaws, this remake is as much a scathing inversion as it is a loving tribute to the film.
Crossover - Stargate: SG-1 & Stargate - Rated: M - English - Sci-Fi/Tragedy - Chapters: 3 - Words: 37,950 - Reviews: 2 - Favs: 6 - Follows: 7 - Updated: 10/27/2021 - Published: 4/21/2018 - D. Jackson, Sha're, C. Kawalsky, J. O’Neil - Complete
The Wizard of Origin by Black Scribler reviews
Harry becomes friend of all magic by learning to sing its original song.
Crossover - Stargate: SG-1 & Harry Potter - Rated: M - English - Adventure/Sci-Fi - Chapters: 2 - Words: 2,894 - Reviews: 7 - Favs: 103 - Follows: 146 - Updated: 10/24/2021 - Published: 7/28/2021 - Harry P.
A second Chance, Rise of the Ancients by Frustrated Angel reviews
A rewrite of two of my stories into one, The past always molds your future, but what happens when your crappy life finaly gives you a chance to change it all, what will you change and just how far back will you do it.
Crossover - Stargate: SG-1 & Kim Possible - Rated: T - English - Chapters: 23 - Words: 46,011 - Reviews: 1 - Favs: 17 - Follows: 20 - Updated: 10/22/2021 - Published: 9/16/2021 - Kim P., Ron S., Bonnie R., Tara - Complete
Legend of Serenity by O'Neillwiv2l's reviews
Something was awfully familiar about that news article...
Crossover - Stargate: SG-1 & MacGyver - Rated: K - English - Western/Sci-Fi - Chapters: 1 - Words: 496 - Reviews: 2 - Favs: 2 - Follows: 4 - Published: 10/22/2021 - S. Carter, J. O'Neill, MacGyver
final flight by The Dark Taff reviews
What happens when the fleet loose Starbuck? Then discover they haven't! Set after SG:U ep 1 and BSG S3 Maelstrom. WIP. Am currently doing rolling rewrites of chunks of this in the hope I manage to break my writers block.
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: K - English - Sci-Fi/Drama - Chapters: 11 - Words: 21,131 - Reviews: 113 - Favs: 148 - Follows: 245 - Updated: 10/22/2021 - Published: 6/30/2011 - S. Carter, K. Thrace/Starbuck
Jaffa Nation VS The SWORD District by LycoX
Its the Jaffa Nation versus some of Japan's mightiest warriors of the SWORD District!
Crossover - Stargate: SG-1 & High & Low - The Story of S.W.O.R.D. - Rated: T - English - Chapters: 1 - Words: 939 - Follows: 2 - Published: 10/22/2021 - J. O'Neill, Teal'c - Complete
Cold Silver by DarthDakka reviews
Fresh from their second victory over Hathor, a twist of fate brings SG-1 face with a newly arrived and nascent threat from a far-flung place and time. One worse than the slavery and conquest of the Goa'uld. For this Milky Way galaxy is about to come face to face with the Children of Mondas. (rated T for scenes of battle and body horror)
Crossover - Doctor Who & Stargate: SG-1 - Rated: T - English - Sci-Fi/Horror - Chapters: 1 - Words: 2,194 - Reviews: 4 - Favs: 3 - Follows: 7 - Published: 10/21/2021 - Cyberman, S. Carter, D. Jackson, J. O'Neill
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: 2 - Words: 2,565 - Reviews: 22 - Favs: 69 - Follows: 144 - Updated: 10/20/2021 - Published: 10/12/2021
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