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An Avalanche of Echoes by
Mirrored Illusions
An alternate Buffy Summers, who is host to an alternate alternate Egeria, travels to Sunnydale to meet an alternate alternate alternate Buffy Summers. (AFAD 2023)
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: T - English - Sci-Fi - Chapters: 2 - Words: 3,139 - Favs: 6 - Follows: 8 - Updated: 11h - Published: 8/2 - Buffy S., Egeria
Gundam Seed: A New Path by
readerofgoodfanfiction reviews
The Second Bloody Valentine's War has ended. In the midst of it all, the Atlantic Federation forms a top secret military division called Stargate Command located deep within the heart of Cheyenne Mountain, Colorado. The discovered Ancient relic, the Stargate, help raise back a nation from the ashes of its defeat like a phoenix and shows the galaxy what it truly means to be Tau'ri.
Crossover - Stargate: SG-1 & Gundam Seed - Rated: K+ - English - Sci-Fi/Adventure - Chapters: 25 - Words: 149,263 - Reviews: 249 - Favs: 226 - Follows: 228 - Updated: 16h - Published: 7/14/2011 - OC
Crime And Possible Punishments-Stargate SG-1: Need Aftermaths by
BazzCatgirl03
While reviewing Daniel's arrest by Pyrus, Daniel realizes he can use the version he gained from the mine medic as a medical arrest drug. While at the same time lays the bottom line, where with their use of cloning. They can clone themselves to get technology and useful supplies. Till the NID realize they face being condemned to what they did to him as punishment. SG-1/TNG crossover
Crossover - Stargate: SG-1 & StarTrek: The Next Generation - Rated: T - English - Angst/Sci-Fi - Chapters: 16 - Words: 173,084 - Favs: 3 - Follows: 1 - Updated: 16h - Published: 3/24 - J. Picard, D. Jackson, Gen. Landry, OC
The Protectors Meet SG1 by
Jennifer Schumacher reviews
The Protectors spend some time with SG1. The Gou'ld should be very, very afraid.
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: M - English - Chapters: 5 - Words: 4,478 - Reviews: 3 - Favs: 3 - Follows: 4 - Published: 23h
Stargate Etheria by
Starfox5 reviews
Entering a gate leading to an unknown planet while dodging fire wasn't too uncommon for SG-1. Meeting strange new people wasn't unusual either for the Best Friends Squad. But figuring out how to deal with each other, the remnants of the Horde Clones and the Goa'uld threat without a D.H.D. for the Stargate on Etheria? That was new for both.
Crossover - Stargate: SG-1 & She-Ra and the Princesses of Power - Rated: T - English - Adventure/Sci-Fi - Chapters: 98 - Words: 672,952 - Reviews: 237 - Favs: 167 - Follows: 182 - Updated: 8/5 - Published: 9/25/2021 - [Adora/She-Ra, Catra] S. Carter, J. O'Neill
Seeing Double by
Sci-FiMedic
A wild tale in which Mac and SG-1 find themselves bouncing around from one alternate universe to the next.
Crossover - Stargate: SG-1 & MacGyver - Rated: K+ - English - Adventure/Sci-Fi - Chapters: 16 - Words: 19,648 - Favs: 3 - Follows: 3 - Updated: 8/5 - Published: 5/7 - S. Carter, J. O'Neill, Jack D., MacGyver
Harry Potter and the Magical Tok'ra by
Tok'ra-Agent-632 reviews
Summary: Harry Potter narrowly manages to escape his wicked uncle by magically teleporting himself to another world. Harry becomes host to a Tok'ra symbiote named Einar.
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - English - Adventure/Friendship - Chapters: 6 - Words: 21,220 - Reviews: 416 - Favs: 1,575 - Follows: 2,364 - Updated: 8/4 - Published: 11/10/2016 - S. Carter, Harry P., Hermione G., N. Tonks
Harry and the Unexpected by
ts-29 reviews
What would happen if SG1 brought someone back on there first Mission after killing Ra
Crossover - Stargate: SG-1 & Harry Potter - Rated: K - English - Romance - Chapters: 9 - Words: 13,055 - Reviews: 82 - Favs: 320 - Follows: 497 - Updated: 8/4 - Published: 5/30 - S. Carter, Harry P., Hermione G.
Deja vu by
Kody Wright 2
On the eve of disclosure about the Stargate, SG-1 find an artifact that activates and send them back to 1985 mentally. Soon they discover the Star Gate has been stolen and a Goa'uld has been living on Earth all this time. Multi crossover with Airwolf, Knight Rider, Greatest American Hero. Centers on Stargate characters. AU.
Crossover - Stargate: SG-1 & Airwolf - Rated: K+ - English - Chapters: 1 - Words: 2,033 - Favs: 3 - Follows: 3 - Published: 8/4
Humanité by
Audragon reviews
La mort était douloureuse. Et lorsqu'on était Maître de la Mort, elle était aussi pleine de révélations. Mais lorsqu'on l'était, ce passage n'était que le début, le début vers une nouvelle existence dans laquelle la Mort elle même devenait une protectrice offrant une voie d'accomplissement pour celui qu'elle avait choisi...
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - French - Fantasy/Sci-Fi - Chapters: 28 - Words: 224,346 - Reviews: 249 - Favs: 221 - Follows: 235 - Updated: 8/3 - Published: 1/10 - C. Kawalsky, Thor, Harry P.
Harry Headlines At Glastonbury by
tyrannicpuppy reviews
Since the war, Harry has taken to exploring long-forgotten places as a chance to escape his extensive and unwanted fame. But what he found in the depths of Glastonbury Tor will change not only his own life, but the future of all.
Crossover - Stargate: SG-1 & Harry Potter - Rated: M - English - Adventure/Sci-Fi - Chapters: 50 - Words: 338,744 - Reviews: 1095 - Favs: 2,624 - Follows: 3,601 - Updated: 8/3 - Published: 10/1/2021 - [Harry P., Hermione G.] Luna L., Merlin
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: 37 - Words: 193,404 - Reviews: 308 - Favs: 289 - Follows: 316 - Updated: 8/3 - Published: 5/23/2022 - S. Carter, D. Jackson, Rick/Hikaru, Claudia
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: 11 - Words: 90,606 - Reviews: 34 - Favs: 80 - Follows: 104 - Updated: 8/2 - Published: 10/10/2022
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: 3 - Words: 16,953 - Favs: 8 - Follows: 11 - Updated: 8/1 - Published: 3/31/2022 - [OC, Tommy O.] [Zhane, Andros]
Harry Potter's journey to get his reward! by
lastgodofwar reviews
Harry to escape heartache of love not realized jumps through the Veil in hopes of finding a better place. In doing so he finally gets the reward he should have had for all he's had to endure and all the sacrifices he's made. HP x SG1/SGA crossover. HP/SC in time.
Crossover - Stargate: SG-1 & Harry Potter - Rated: T - English - Romance/Adventure - Chapters: 2 - Words: 2,779 - Reviews: 46 - Favs: 273 - Follows: 423 - Updated: 8/1 - Published: 5/3/2021 - S. Carter, D. Jackson, J. O'Neill, Harry P.
Sisters, the adventures of Samantha and Buffy Carter by
FPBarbieri reviews
Samantha Carter, prodigy. Buffy Carter Summers, loving little sister. The story of their lives, together and apart.
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: T - English - Drama/Family - Chapters: 28 - Words: 73,741 - Reviews: 15 - Favs: 22 - Follows: 39 - Updated: 7/30 - Published: 6/1/2021 - S. Carter
Three Months to remember by
RenaJo reviews
Disclaimer: I don't own Harry Potter or Stargate: SG1 - A change at the SGC, a request from her father and her cousin's wedding compel Samantha Carter to go to Britain, Harry Potter a Man running from his fame both on course for a three month period neither will forget
Crossover - Stargate: SG-1 & Harry Potter - Rated: M - English - Romance/Sci-Fi - Chapters: 1 - Words: 26 - Reviews: 93 - Favs: 345 - Follows: 383 - Updated: 7/28 - Published: 6/6/2021 - S. Carter, Harry P. - Complete
A Lifetime Together by
RenaJo reviews
After the events of Three Months to Remember, Samantha Potter returns to America with Harry in tow to begin a life together. summary edited because reasons
Crossover - Stargate: SG-1 & Harry Potter - Rated: M - English - Romance/Adventure - Chapters: 1 - Words: 26 - Reviews: 68 - Favs: 178 - Follows: 272 - Updated: 7/28 - Published: 6/18/2022 - S. Carter, Harry P.
Size Matters Not by
ladykempton
Yaddle goes to an Outer Rim planet alone to try and help a small community that is having problem's while there she is captured by the invaders what will happen when four strangers arrive not long after. How will SG1 handle Jedi, Clones and Space whales?
Crossover - Stargate: SG-1 & Star Wars: The Clone Wars - Rated: M - English - Adventure - Chapters: 2 - Words: 19,548 - Favs: 7 - Follows: 8 - Updated: 7/28 - Published: 7/18 - J. O'Neill, Plo Koon, Commander Wolffe, Commander Fox
Jump 142 by
SFD reviews
We've been here already, right? Colonials explain that there are no aliens. That whoever they met are the 13th tribe. Then get blown to pieces. This time, of all the races in the galaxy, the poor colonials stumble upon the Nox homeworld. The Nox won't hurt a living being. They just want those annoying humans to go away. Also, are the Cylons truly living beings? Intriguing...
Crossover - Stargate: SG-1 & Battlestar Galactica: 2003 - Rated: T - English - Sci-Fi - Chapters: 5 - Words: 28,947 - Reviews: 34 - Favs: 79 - Follows: 108 - Updated: 7/27 - Published: 6/29 - Lya, Opher, W. Adama, L. Roslin - Complete
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: 11 - Words: 51,031 - Reviews: 96 - Favs: 232 - Follows: 311 - Updated: 7/27 - Published: 10/12/2022 - [Hakuno K., Gilgamesh] J. O'Neill, Ba'al
Slayer Scrolls by
Ellmarr reviews
Can two children who are just learning to survive save the worlds or do the Fates have other plans for them- a Multi-Cross Over events - Buffy the Vampire Slayer, Stargate SG-1, TMNT, Gargoyles, Criminal Minds, Skyrim, Supernatural. Takes place just before the defeat of the First.
Crossover - Buffy: The Vampire Slayer & Stargate: SG-1 - Rated: M - English - Adventure/Sci-Fi - Chapters: 27 - Words: 199,727 - Reviews: 3 - Favs: 17 - Follows: 19 - Updated: 7/26 - Published: 1/27 - Faith L.
Mass Exodus by
TimeTraveller-1900 reviews
A series of one-shots set in a parallel world, where the Alteran (Ancient) Amelius actually activated the Ark of Truth, and revealed the truth about the Ori, brainwashing the galaxy in turn. But what happens to the Alterans next, as they move towards their destiny?
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 1,575 - Reviews: 2 - Favs: 12 - Follows: 14 - Published: 7/26
The Time Lady Exile 8: Revelations by
TimeTraveller-1900 reviews
The alternate Third Doctor meddles in history, and ensures the attack led by Anubis reveals the existence of aliens to the world.
Crossover - Doctor Who & Stargate: SG-1 - Rated: K - English - Sci-Fi/Adventure - Chapters: 1 - Words: 792 - Reviews: 1 - Favs: 4 - Follows: 3 - Published: 7/24 - 3rd Doctor - Complete
Gateway Public Library by
Tanista2
Every great institution has a humble beginning. Two devoted bookworms with their teammates and friends take on the important task of establishing the first library on New Earth. Guest starring ami ven's SG-22. (Ad Astra 'verse, also crossover with MacGyver 1985)
Crossover - Stargate: SG-1 & Stargate: Atlantis - Rated: K+ - English - Friendship - Chapters: 1 - Words: 5,487 - Favs: 1 - Published: 7/23 - J. O'Neill, OC, Rodney M., Radek Z. - Complete
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