Stargate: SG-1 Crossovers
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Dark Days by mightyspat reviews
Centering on the fallout during and after The Gift (BTVS S5 Finale). Resurrection is never free and Whistler has a plan to collect. A dark and elaborate Buffy's real father tale meandering its way towards the SGC. Buffy/Dawn-centric.
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: M - English - Supernatural/Angst - Chapters: 11 - Words: 53,093 - Reviews: 3 - Favs: 37 - Follows: 56 - Updated: 1/5/2019 - Published: 9/24/2018 - Buffy S., Dawn S., Spike, Angelus
R-Gate by shandromand reviews
What happens when Remnant discovers its very own Stargate? Where will it take them, and who - or what - will they meet out there? Note that this is a planned story, but it will probably update very slowly. Takes place during the events of season 5 of SG1 and is a completely alternate universe of RWBY.
Crossover - Stargate: SG-1 & RWBY - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 1,849 - Reviews: 3 - Favs: 25 - Follows: 28 - Published: 1/2/2019 - J. Ironwood, Team RWBY, Team JNPR
Sliver by JustAnotherObsessedFanPerson reviews
Ceclie wasn't always her name, it use to be Reese.
Crossover - Stargate: SG-1 & Flash - Rated: K - English - Chapters: 1 - Words: 2,787 - Reviews: 1 - Favs: 4 - Follows: 1 - Published: 12/31/2018 - Complete
Game of Gods by Cerith the Argonian - 21 reviews
What is it that defines a god from a simple man? For as Clark's third law states; "Any sufficiently advanced technology is indistinguishable from magic", meaning for us with our smart phones, 3d printers and drones, we would seem as gods to the people of ancient Rome. Does that mean that we are the new gods of our world, or just men and women that live in an age of wonder?
Crossover - Stargate: SG-1 & Game of Thrones - Rated: T - English - Sci-Fi/Drama - Chapters: 3 - Words: 10,827 - Reviews: 17 - Favs: 38 - Follows: 64 - Updated: 12/25/2018 - Published: 9/7/2017 - OC, Daenerys T., Jon S., Joffrey B.
Stargate: Instantanés by DieterHoffmann reviews
Une série de courtes nouvelles dans l'univers de Stargate, d'abord publiées dans des calendriers de l'Avent à thème SG.
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: K+ - French - Sci-Fi - Chapters: 6 - Words: 3,423 - Reviews: 5 - Favs: 1 - Follows: 1 - Updated: 12/25/2018 - Published: 12/12/2017 - J. O'Neill, Teal'c, OC, OC
Million Miles from Yesterday by Mountain King reviews
George Hammond receives a letter from his estranged daughter, Joyce Summers, and learns that she died. Desperate to connect to the Grandchildren he didn't know about he arrives in Sunnydale shortly after the Funeral...
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: T - English - Family/Drama - Chapters: 11 - Words: 34,241 - Reviews: 174 - Favs: 402 - Follows: 632 - Updated: 12/23/2018 - Published: 10/15/2017 - Buffy S., Dawn S., Gen. Hammond
The Wrecker and The Shield Maiden by Shieldmaiden83 reviews
Story takes place months after Predacon Rising. A tale of love, revenge and dive into the world of the Autobots is more what Hope Dunbar could dream about. Her own demons manifests in many ways to unraval the changes and new allies comes to aid that even the Autobots had no knowledge off, and new foes hidden in plain sight.
Crossover - Transformers/Beast Wars & Stargate: SG-1 - Rated: M - English - Sci-Fi/Adventure - Chapters: 8 - Words: 40,306 - Reviews: 3 - Favs: 9 - Follows: 5 - Updated: 12/22/2018 - Published: 9/22/2014 - Ratchet, Wheeljack, Shockwave, Soundwave
Waiting by Jetainia reviews
SG-1 is sent to determine if the man with glowing eyes on P3X-749 is Goa'uld, Tok'ra, or something else.
Crossover - Stargate: SG-1 & Merlin - Rated: K - English - Chapters: 1 - Words: 2,011 - Reviews: 3 - Favs: 46 - Follows: 22 - Published: 12/17/2018 - D. Jackson, J. O'Neill, Teal'c, Merlin - Complete
Real by JustAnotherObsessedFanPerson reviews
What is real and what is just a story? Magic or science fiction, or maybe they are the same thing as Cleo came to find when the comet came.
Crossover - Stargate: SG-1 & H2O: Just Add Water - Rated: K - English - Chapters: 1 - Words: 1,667 - Reviews: 1 - Favs: 4 - Published: 12/17/2018 - Complete
Jump Chain Gothic 4 - Part 2 - Confederation by gothicjedi666 reviews
The next story in the fourth part of my Jump Chain series. Gothic struggles to build the Confederation while exploring not just one universe, but many. Warnings for all adult themes.
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: M - English - Sci-Fi/Adventure - Chapters: 15 - Words: 74,145 - Reviews: 77 - Favs: 212 - Follows: 218 - Updated: 12/15/2018 - Published: 10/24/2018
Worlds Collide by Mr Storyteller reviews
Cobra infiltrates the SGC headquarters and kidnaps Daniel Jackson. SGC enlists the help of GIJOE to find them and figure out Cobra's plot.
Crossover - Stargate: SG-1 & G. I. Joe - Rated: T - English - Sci-Fi/Adventure - Chapters: 20 - Words: 13,507 - Reviews: 6 - Favs: 14 - Follows: 10 - Updated: 12/15/2018 - Published: 4/1/2018
Stargate IDF by manashirovmaksim
Alle Rechte gehören Metro Goldwyn Meyer.
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: M - German - Sci-Fi/Adventure - Chapters: 1 - Words: 205 - Published: 12/11/2018
Not What You Expected by How-not-to-do-something reviews
There's nothing like coming home. For good or ill. Rated T for violence and mature themes. Complete.
Crossover - Stargate: SG-1 & RWBY - Rated: T - English - Drama/Adventure - Chapters: 38 - Words: 277,927 - Reviews: 272 - Favs: 201 - Follows: 237 - Updated: 12/9/2018 - Published: 1/7/2017 - Complete
Write Offs by Shiggity Shwa reviews
Vala deals with a toddler in three different storylines. Only chapter 3 deals with SGA. Each chapter is AU. Part 9 of 10.
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: T - English - Drama/Family - Chapters: 3 - Words: 6,289 - Reviews: 2 - Favs: 1 - Updated: 12/2/2018 - Published: 11/14/2018 - Complete
A Leaf in the Wind by Melethril reviews
This is how it begins. With Gimli, the last mortal member of the Fellowship of the Ring passed into the afterlife. Not long after, Thranduil wakes up one morning and realizes that his son no longer dwells in the Blessed Realms.
Crossover - Stargate: SG-1 & Lord of the Rings - Rated: T - English - Chapters: 1 - Words: 2,964 - Reviews: 22 - Favs: 15 - Follows: 36 - Published: 12/1/2018 - Complete
The Answer is Pie by Catalina Leigh reviews
While John is on enforced leave after the expedition's return to Earth, Cam decides his friend has moped enough and drags John off his couch and on a road trip to Kansas for 'Mama's pie'. *set during The Return Pt. 1*
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: T - English - Friendship/Family - Chapters: 1 - Words: 2,958 - Reviews: 5 - Favs: 12 - Follows: 2 - Published: 11/29/2018 - S. Carter, J. O'Neill, C. Mitchell, John S. - Complete
To Conquer by WolftheForsaken reviews
Nuking Ra's spaceship as it was about to enter hyperspace was a bad idea, as young Harry Potter is about to find out. Competent Harry, Competent Dumbledore, Political intrigue, magic in space, Sort of Dark Lord Potter but there's no such thing as Dark Magic. Harry out to conquer the magical word for it's own good, then space, just because he can.
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - English - Sci-Fi/Adventure - Chapters: 9 - Words: 31,018 - Reviews: 552 - Favs: 1,755 - Follows: 2,339 - Updated: 11/26/2018 - Published: 2/25/2017 - Ra, Harry P.
The Truth of Us by fmfan1980 reviews
The galaxy has become much more dangerous with the awakening of the Nocturna, an ancient race evil long thought destroyed by the Alterrans. One makes its way to Earth, and will reveal Joyce's secret. A secret that she's not even aware of. How will BUffy react to the secret and the existence of aliens? *Real Chap 03 uploaded*. All reviews are welcome.
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: T - English - Chapters: 16 - Words: 69,994 - Reviews: 36 - Favs: 79 - Follows: 113 - Updated: 11/24/2018 - Published: 2/9/2017 - Buffy S., Joyce S.
Harry Potter and the Stargate by Sinyk reviews
What if Remus was not... quite... as fast as he needed to be to catch Harry before he tried to get to Sirius in front of the Veil of Death. And what if the Veil was not what the magicals believed it to be? Oops! AU HP/LL Bash!AD/RW/GW (as my usual).
Crossover - Harry Potter & Stargate: SG-1 - Rated: M - English - Fantasy/Sci-Fi - Chapters: 24 - Words: 224,912 - Reviews: 3388 - Favs: 5,788 - Follows: 4,586 - Updated: 11/24/2018 - Published: 9/1/2018 - [Harry P., Luna L.] Sirius B., Remus L. - Complete
Stargate: Guardians by UH-60 NIGHTSTALKER reviews
Takes place after the events of "Antarctica". When a new threat arises, the Sailor Senshi soon find themselves teaming up with another group of heroes who also have a history of saving the world.
Crossover - Sailor Moon & Stargate: SG-1 - Rated: T - English - Adventure/Sci-Fi - Chapters: 25 - Words: 68,542 - Reviews: 137 - Favs: 104 - Follows: 101 - Updated: 11/18/2018 - Published: 1/2/2015 - Complete
SG-1 and the Sayian by Hiddenus reviews
When normal exploration of long forgotten site turns into finding completely new species. How Earth's people will react? Find out in this short (and possibly never going to be expanded) story! (fully aware of issues in language, still feel free to point them out)
Crossover - Stargate: SG-1 & Dragon Ball Z - Rated: M - English - Sci-Fi/Adventure - Chapters: 1 - Words: 7,182 - Reviews: 5 - Favs: 13 - Follows: 16 - Published: 11/17/2018
The Past Meets The Future-Changing History Part 2: Past Preparations by BazzCatgirl03 reviews
After discussing the aspect of changing the future, the characters of Star Trek The Next Generation and The Original series are in 2003. As they all decide to make alterations, Daniel Jackson and Sam Carter consider their connection and the prospect of them meeting as kids and spending their lives together, how would this change the future if they and Lou Ferretti met as children.
Crossover - StarTrek: The Next Generation & Stargate: SG-1 - Rated: T - English - Sci-Fi - Chapters: 59 - Words: 669,774 - Reviews: 4 - Favs: 18 - Follows: 12 - Updated: 11/9/2018 - Published: 6/5/2018 - Complete
Old Warriors by Nomad-117 reviews
Amidst the endless sea of stars there are things that even the oldest of beings have yet to see. A chance encounter on a distant world may lead to an unlikely friendship.
Crossover - Stargate: SG-1 & StarCraft - Rated: K+ - English - Friendship - Chapters: 1 - Words: 1,986 - Reviews: 8 - Favs: 26 - Follows: 20 - Published: 11/6/2018 - Braítac, Zeratul - Complete
Little Accidents by Shiggity Shwa reviews
Vala deals with a newborn in three different storylines. Only chapter 3 deals with SGA. Each chapter is AU. Part 8 of 10.
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: T - English - Drama/Family - Chapters: 3 - Words: 5,639 - Reviews: 2 - Favs: 1 - Updated: 11/5/2018 - Published: 10/27/2018 - Complete
Harry Potter: Humanity's Last Hope by Emperor Vanquest reviews
Harry, after discovering Atlantis, accidentally activates Janus' Dimensional Transport & Time Dilation device while en route from Lantea to Earth and triggered both a dimensional shift and a time jump, which rendered him unconscious. He awakens in a star system not too distant from Earth, and finds Atlantis has carried out his last order.
Crossover - Harry Potter & Stargate: SG-1 - Rated: T - English - Drama/Sci-Fi - Chapters: 5 - Words: 64,511 - Reviews: 217 - Favs: 1,001 - Follows: 985 - Updated: 11/4/2018 - Published: 9/3/2014 - S. Carter, Gen. Hammond, J. O'Neill, Harry P. - Complete
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