Stargate: SG-1 Crossovers
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Long Story by Rose Stetson reviews
When Samantha Carter rides her motorcycle up to Jack O'Neill's cabin, she meets a handsome stranger in the parking lot of the local general store. One who looks a lot like the man she's there to meet, but with a whole different set of skills...
Crossover - Stargate: SG-1 & MacGyver - Rated: K+ - English - Humor/Romance - Chapters: 1 - Words: 3,519 - Reviews: 10 - Favs: 4 - Follows: 4 - Published: 3/25 - [S. Carter, J. O'Neill] MacGyver
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: 114 - Words: 1,097,842 - Reviews: 2937 - Favs: 2,699 - Follows: 2,326 - Updated: 3/21 - Published: 6/18/2010 - S. Carter, Harry P.
Aviator's Second Chance by Phantom-Cosplayer
During an emergency medical evac, Cpt Evelyn O'Neill is shot down & coming back alive will cost an arm, literally. With limited options aside from HD, her father pulls some strings to get her to the Pegasus Galaxy. While she's millions of lightyears away & fighting unknown enemies in a war that's not hers, this might just be the only chance she's got at a normal life
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: M - English - Humor/Romance - Chapters: 36 - Words: 122,786 - Favs: 11 - Follows: 9 - Updated: 3/19 - Published: 11/20/2020 - [John S., OC] J. O'Neill, Rodney M.
Plus One by Tanista2
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 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: 3 - Words: 8,161 - Follows: 1 - Updated: 3/16 - Published: 5/11/2020 - S. Carter, D. Jackson, J. O'Neill, OC
Birds of a Feather, or Love on the Wing by Tanista2
Becky has an interesting dream while pregnant, featuring a certain Winged Warrior. Good thing Daniel's around to make her fantasies come true. (Ad Astra 'verse)
Crossover - Stargate: SG-1 & MacGyver - Rated: T - English - Romance/Drama - Chapters: 1 - Words: 1,798 - Published: 3/15 - D. Jackson, OC - Complete
Shipping It Stargate Style by TCGM reviews
We know what happened to the Odyssey. The bubble timeline never occurred and Teal'c saved the day by sacrificing decades of his life. Or do we? Tampering with time is rarely that simple. What happens when reality shatters and the Ascended have to pick up the pieces? A bullied girl in a locker becomes one of the most advanced ships imagined. Rated T for Worm-style swearing.
Crossover - Stargate: SG-1 & Worm - Rated: T - English - Sci-Fi/Humor - Chapters: 5 - Words: 16,135 - Reviews: 164 - Favs: 879 - Follows: 1,211 - Updated: 3/12 - Published: 8/12/2018 - S. Carter, D. Jackson, Vala, Skitter
Stargate:Spartan Siege by Johnnieboy11 reviews
After the battle on Mantle's Approach, the Chief finds himself, alongside a non-rampant Cortana, helping the Humans of a galaxy similar, yet different to his own, battle their enemies, while exploring the countless worlds tied together by a network of ancient portals and uncovering the mysteries surrounding these worlds.
Crossover - Stargate: SG-1 & Halo - Rated: T - English - Adventure/Sci-Fi - Chapters: 4 - Words: 14,884 - Reviews: 37 - Favs: 204 - Follows: 325 - Updated: 3/11 - Published: 12/24/2020 - D. Jackson, J. O'Neill, Teal'c, Master Chief/John-117
The New World (verison 1) by Metatron's Prophet
Sequel to Space (verison 1).
Crossover - X-overs & Stargate: SG-1 - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 3,989 - Favs: 5 - Follows: 6 - Updated: 3/9 - Published: 10/16/2020 - OC
The Third Dragon by fmfan1980 reviews
In the history of Westoros, it is written that Rhaenys Targaryen was murdered in the sack of Kings Landing along with her mother and baby brother. What if that was a lie? (22/04/2020: Important edits to Ch 1, 2, 3, 4, 5, 7 and 8.)
Crossover - Stargate: SG-1 & Game of Thrones - Rated: T - English - Chapters: 10 - Words: 49,450 - Reviews: 117 - Favs: 268 - Follows: 375 - Updated: 3/7 - Published: 10/2/2017 - Rhaenys T.
The Return by fmfan1980 reviews
This is an alternate future AU to my 'An Extraordinary Journey' story. Atlantis detects an attacking force of unknown vessels heading for Earth, and a ship is sent from Pegasus to help in the planet's defence. Is this just a one off encounter to protect the ancestral home of Humanity, or the prelude to an unexpected return of old enemies? (25.2.20: Slight Edits to Ch26, 27 and 29)
Crossover - StarTrek: Other & Stargate: SG-1 - Rated: K+ - English - Chapters: 30 - Words: 180,897 - Reviews: 212 - Favs: 230 - Follows: 279 - Updated: 3/7 - Published: 10/6/2016
An Extraordinary Journey by fmfan1980 reviews
Formerly titled "An Extraordinary Meeting", Willow from Sunnydale arrives at the SGC under extraordinary circumstances and goes on amazing adventures with the gang from the SGC. BSG:2003 also included in later chapters.
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: T - English - Sci-Fi/Drama - Chapters: 228 - Words: 1,541,476 - Reviews: 1048 - Favs: 476 - Follows: 553 - Updated: 3/7 - Published: 1/26/2014 - [Faith L., Willow R.]
A Tau'ri in Westeros by fmfan1980 reviews
After a mission that went wrong, Captain Alayne Collins of the Tau'ri finds herself on another world. A medieval world were she finds herself with a double of her mother and brother- that is if she can save them from their fate. A world where her double is surrounded by lions, a world where the powerful play games of betrayals. And all Alayne wants to do is return home.
Crossover - Stargate: SG-1 & Game of Thrones - Rated: K+ - English - Chapters: 7 - Words: 35,169 - Reviews: 66 - Favs: 133 - Follows: 204 - Updated: 3/7 - Published: 6/20/2018
Shades of Blue: Intermission by Amelia E. Adler reviews
Continuation of Midnight Blue and Azure. Captain Alice Boyd finds herself in a completely unexpected situation without any clear exit strategy. Can she face her own destiny and come out victorious?
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: T - English - Sci-Fi/Adventure - Chapters: 10 - Words: 60,190 - Reviews: 34 - Favs: 27 - Follows: 40 - Updated: 3/4 - Published: 6/27/2020 - Complete
Starry Dreams by Almadynis Rayne reviews
The Time Lords had once been part of a Great Alliance and the Doctor is hoping that the other races will continue to care for the Last Child of Gallifrey when he no longer is able. Nova #3 (can be read as stand-alone)
Crossover - Doctor Who & Stargate: SG-1 - Rated: T - English - Family/Adventure - Chapters: 1 - Words: 3,742 - Reviews: 2 - Favs: 20 - Follows: 31 - Published: 2/25 - OC, S. Carter, D. Jackson, J. O'Neill
Ship of the Line by Yoda1976 reviews
Answer to the Ship of the Line Challenge. An YAHF.
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: T - English - Chapters: 1 - Words: 10,983 - Reviews: 29 - Favs: 139 - Follows: 206 - Published: 2/24 - Xander H.
The Goauld Surprise ambush of SG teams, Avengers and Justicle league by ConlonKeith reviews
This was the result of discussing back and forth with fanfiction writer Wally Boswell and possibly part of a larger story that we had discussed.
Crossover - Stargate: SG-1 & Avengers - Rated: K - English - Sci-Fi - Chapters: 3 - Words: 822 - Reviews: 2 - Updated: 2/20 - Published: 2/19
Samantha Carter and Magic Don't Play Well Together by Elsbeth Ravensblood reviews
Daniel, Sam and Teal'c are invited to spend some time camping with Jack and Luna. Sam has problems with the accommodations. Obviously AU because everyone knows SG-1 is just a TV show. Sorry for the Rating but just how suggestive an Adult theme is between K and T is kind of wonky.
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - English - Humor - Chapters: 1 - Words: 4,372 - Reviews: 8 - Favs: 32 - Follows: 33 - Published: 2/20 - S. Carter, D. Jackson, J. O'Neill, Luna L. - Complete
Star Granger - season 1 by SFD reviews
In the middle of the chaos of the fight at the DOM, Hermione wonders off to find an interesting Jar, of Isis. Goddess of the moon, of life and magic; protector of women and children; healer of the sick, wife of Osiris, mother of the Pharaoh, path finder of the afterlife. Than, Hermione is startled, and the jar breaks. The stars will never be the same.
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - English - Adventure/Sci-Fi - Chapters: 13 - Words: 41,199 - Reviews: 145 - Favs: 444 - Follows: 587 - Updated: 2/18 - Published: 9/10/2020 - S. Carter, D. Jackson, Harry P., Hermione G. - Complete
Treasure of Anubis by James118
SG-1 discovers a map that reveals where Anubis had hidden his treasure. They go to the shinobi world to find this treasure while the power-hungry natives are trying to discover the secret of the ascension. Will the team find the treasure or will the evil forces in the shinobi world find it before them.
Crossover - Stargate: SG-1 & Naruto - Rated: M - English - Adventure/Sci-Fi - Chapters: 3 - Words: 6,432 - Favs: 14 - Follows: 15 - Updated: 2/17 - Published: 12/27/2020 - [OC, Ino Y.] [Naruto U., Sakura H.]
Space - The New Beginning by DecodeThisLove reviews
Lilly lied about harry, she stole him from his birth mother Samantha Carter. Harry finds out Third year and keeps quiet until fifth year. Harry finds an ancient outpost during that time, and begins building things. the DA soon joins him. Bashing of Lilly and Dumbledore. timeline is moved forwards somewhat.
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - English - Adventure - Chapters: 1 - Words: 828 - Reviews: 7 - Favs: 88 - Follows: 144 - Published: 2/13
The Alus effect Book one by Robotech1984 reviews
This is a re-write of my original story The Archangel Effect Book one Stargates & Veritechs V1. Please enjoy and if you would like to see what the Alus looks like please copy the link in the first chapter to visit my Deviant Art page.
Crossover - Stargate: SG-1 & Anime X-overs - Rated: K - English - Sci-Fi/Fantasy - Chapters: 3 - Words: 10,008 - Reviews: 5 - Favs: 18 - Follows: 24 - Updated: 2/7 - Published: 9/2/2020
Infinity's Waltz: The Second Beat by Didact Brainiac 99 reviews
The SGC teams and their Jaffa and Tok'Ra allies, along with the valiant Gundam pilots and their allies have finally come to confront the villainous Goa'uld known as Malachi. A cunning betrayal and a series of startling revelations, though, put into question if they can actually stop Malachi at all. This is the second beat of Infinity's Waltz.
Crossover - Stargate: SG-1 & Gundam Wing/AC - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 5,074 - Reviews: 2 - Favs: 1 - Follows: 1 - Published: 2/4
Project Bluebook: The Colony by Jahara14 reviews
Walter Harriman is the grandson of Walter O'Riley - affectionately called Radar by his Army buddies. After a few years on the farm Radar had reenlisted. After attending the Naval Academy and becoming a warmaker, Radar is in the Pentagon. Now a General, he takes an interest in the Stargate Program and it's star aide de camp - Walter Harriman. His grandson.
Crossover - Stargate: SG-1 & M*A*S*H - Rated: K - English - Adventure - Chapters: 6 - Words: 11,507 - Reviews: 4 - Favs: 23 - Follows: 38 - Updated: 2/3 - Published: 1/1 - Gen. Hammond, J. O'Neill, Radar O., W. Harriman
The Landlord by Virodeil reviews
Teal'c attempts to live "normally" among the Taur'i civilians for the second time, soon after the first. For various reasons, he chooses to board in a flat above a bakery, sharing it with the bakery's owner, one Henry Evans… otherwise Harry James Potter. In hindsight, he should have chosen another place… maybe… or not
Crossover - Stargate: SG-1 & Harry Potter - Rated: K+ - English - Family/Friendship - Chapters: 3 - Words: 5,712 - Reviews: 14 - Favs: 190 - Follows: 351 - Updated: 1/30 - Published: 1/13 - S. Carter, J. O'Neill, Teal'c, Harry P.
Another Tough Decision by Bella Gracelyn Prentiss reviews
A trip to New York, the past collides with the present and Sam must make a choice. What will Sam do when her daughter is taken captive by Fifth who is looking to gain leverage over Sam in hopes of her finally falling in love with him? How will Eddie react to being faced with a woman who looks more like her than her own mother?
Crossover - Stargate: SG-1 & Blue Bloods - Rated: K+ - English - Sci-Fi/Suspense - Chapters: 7 - Words: 5,716 - Reviews: 5 - Follows: 2 - Updated: 1/28 - Published: 1/25 - [S. Carter, J. O'Neill] Eddie J. - Complete
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