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by APhantasm reviews
Dawn was created exactly at 0:00:01 on January 1st, 2000 making her the Spirit of the 3rd Millenium. And on her 19th birthday Fate comes along and sets her on path that will span a thousand years with all the powers that comes with it. So as not live her life alone, she requests that Buffy be allowed to spend it with her.
Crossover - Buffy: The Vampire Slayer & StarTrek: Other - Rated: T - English - Sci-Fi - Chapters: 13 - Words: 35,358 - Reviews: 40 - Favs: 48 - Follows: 61 - Updated: 11/25 - Published: 8/8 - [Buffy S., Dawn S.]
Hostile First Contact for the Federation
by charly120 reviews
The USS Normandy NCC-1702-A Captained by Desiree Shepard is on a mission to remove the Mass Relay from the near by Federation Colony of Shanxi. The Turians stumble upon the operation and act like turians causing more problems then the ME universe needs. This a AU story, I have changed this universe. Story rated T. I DO NOT OWN MASS EFFECT OR STAR TREK. Don't like it don't read it.
Crossover - StarTrek: Other & Mass Effect - Rated: T - English - Sci-Fi - Chapters: 5 - Words: 15,606 - Reviews: 84 - Favs: 238 - Follows: 344 - Updated: 11/24 - Published: 9/6 - Shepard (F), Ashley W.
by Piloter reviews
What happens when World War 2 goes Cold and out to space? You wind up some decades later with the Post-Terran Mining Corporation and their economic stranglehold on solar system commerce...and a sudden problem with all their facilities being under unknown control. Enter one grizzled mercenary of a Material Defender to try and unravel it all. Descent 1/2 in pre-First Contact Trek.
Crossover - StarTrek: Other & Game X-overs - Rated: T - English - Sci-Fi/Adventure - Chapters: 46 - Words: 204,702 - Reviews: 3 - Favs: 2 - Follows: 2 - Updated: 11/16 - Published: 4/26/2010
Arthur Meets The Klingons
The Klingons have came to Elwood City to attack everyone, and now they arrive at Arthur's school and now they are going to capture Arthur and his classmates and his teacher. What will happen next?
Crossover - StarTrek: Other & Arthur - Rated: K - English - Sci-Fi/Tragedy - Chapters: 1 - Words: 195 - Published: 11/15 - Arthur R., Buster B., N. Ratburn - Complete
by Carlos Abraham Duarte
Um ousado jovem cientista da Federação em busca dos segredos do Universo encontra a garota dos seus sonhos... Uma solitária garota-loba imortal, deusa e rainha de um mundo desaparecido, encontra uma rara alma gêmea... E um supervilão do passado da Terra é o maior obstáculo entre os dois... Em jogo, o futuro da Galáxia.
Crossover - StarTrek: Other & Spice and Wolf - Rated: T - Portuguese - Sci-Fi/Romance - Chapters: 5 - Words: 49,281 - Updated: 11/7 - Published: 7/17/2014 - Holo
hermione y malfoy, negociando con kzinti
hermione esta en manos de malfoy, así que busca aliados
Crossover - StarTrek: Other & Harry Potter - Rated: T - Spanish - Supernatural/Sci-Fi - Chapters: 1 - Words: 403 - Published: 11/5
Star Trek: Novum Aurora
by GREAT CELESTIAL-DRAGON reviews
(originally Wraith Imperium) With the battle against the Wraith over, everyone thought it was over but one group slippedd through them long before the Tau'ri discovered the Stargate and the shadows lay waiting to take the galaxy for themselves. Chapter 5 beta version.
Crossover - StarTrek: Other & Stargate: Atlantis - Rated: T - English - Sci-Fi/Adventure - Chapters: 5 - Words: 17,888 - Reviews: 20 - Favs: 34 - Follows: 42 - Updated: 11/3 - Published: 7/17/2011
Space Patrol Alpha: A Power Rangers OC Fanfiction
This is a story about a Space Police Force protecting intergalactic crime from happening in the city of Metromania.
Crossover - Power Rangers & StarTrek: Other - Rated: T - English - Romance/Sci-Fi - Chapters: 5 - Words: 6,652 - Favs: 1 - Follows: 1 - Updated: 10/23 - Published: 5/23/2014 - OC
Darth Vader: survival and redemption
Darth Vader survives the end of Return of the Jedi. How will Anakin Skywalker find forgiveness and redemption? Will the Empire and Rebel Alliance finally end their war? Can they defeat a monstrous new enemy that threatens them all? For entertainment only, I own nothing, all credit to Lucasfilm, Disney, Paramount.
Crossover - Star Wars & StarTrek: Other - Rated: T - English - Sci-Fi/Fantasy - Chapters: 1 - Words: 15,826 - Favs: 1 - Published: 10/13 - Luke S., Han S., Darth Vader, Anakin Skywalker
by OrionArion reviews
A TNG era crossover between Star Trek and Mass Effect. Commander Shepard of the Federation starship Normandy has discovered that Saren is attempting to do what Starfleet has feared ever since the discovery of the Prothean Archives on Mars: facilitate the return of the Reapers. Now she has to gather her team to stop him and Sovereign, the vangaurd of our destruction.
Crossover - StarTrek: Other & Mass Effect - Rated: T - English - Chapters: 23 - Words: 50,841 - Reviews: 80 - Favs: 123 - Follows: 153 - Updated: 10/11 - Published: 1/6/2013 - Shepard (F), Garrus V.
Junior agent Gariff Lucsly of the Department of Temporal Investigations is sent on an unusual special mission. Partnered with a demanding senior agent, he must meet an alien renegade who has a history with the Federation: the Doctor!
Crossover - Doctor Who & StarTrek: Other - Rated: K+ - English - Suspense/Sci-Fi - Chapters: 2 - Words: 3,875 - Follows: 2 - Updated: 10/2 - Published: 9/25
by denise3 reviews
The Doctor's companion leaves to live her own life. Second teaser for my upcoming series "The Enterprise and the Doctor"
Crossover - Doctor Who & StarTrek: Other - Rated: K - English - Sci-Fi/Suspense - Chapters: 1 - Words: 1,492 - Reviews: 1 - Favs: 1 - Follows: 1 - Published: 9/18 - Complete
the Starfleet Jedi Returns
this is a sequel to Starfleet Jedi, time has passed and people forgotten to history are set to return. what happens when they do and will things change for the better or worse? profile explains how i choose to rate things all in one go because it's short
Crossover - Star Wars & StarTrek: Other - Rated: T - English - Chapters: 9 - Words: 25,407 - Published: 8/23 - Complete
by Rangerfan58 reviews
A Jedi who has been away for several years finally comes home but is changed due to the mission they had been given from the Jedi Council. profile explains how i choose to rate things and while it has the same title as NightWatcher666 it is NOT the same story at all which will be obvious immediately and if this ever gets above T rating for whatever reason please tell me immediately
Crossover - Star Wars & StarTrek: Other - Rated: T - English - Chapters: 71 - Words: 164,775 - Reviews: 1 - Favs: 1 - Follows: 2 - Updated: 8/23 - Published: 8/18 - Complete
Harry's Star Adventure
by tcbnv reviews
AU. After losing Sirius at the MOM. he finds out that all is not what it seems. so he makes a life changing choice. what will the Boy who lived make of this in the Star Trek Universe. (rating reflecs on future chapters.) I donot own anything except my mind.
Crossover - StarTrek: Other & Harry Potter - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 1,328 - Reviews: 2 - Favs: 15 - Follows: 19 - Updated: 7/24 - Published: 5/13
by Crillysa reviews
A Federation warship, after a devastating encounter with the Borg, is flung into the Mass Effect universe right smack in the middle of the Reaper invasion. The ship's AI is alone, for her crew is in stasis or dead, forcing her to make decisions that will shape the galaxy for millennia to come. Will she stand by the Prime Directive, or intervene, sword raised high? ME/ST, mid-ME3
Crossover - StarTrek: Other & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 6,030 - Reviews: 22 - Favs: 55 - Follows: 90 - Updated: 7/23 - Published: 7/2
Before the end
by Lord Jeremy Silver
"We are the Borg. Stand down your shields and surrender your vessels. We shall add your biological and technological distinctiveness to our own. Your culture will adapt to service us. You will be assimilated. Resistance is futile."
Crossover - StarTrek: The Next Generation & StarTrek: Other - Rated: T - English - Sci-Fi/Adventure - Chapters: 1 - Words: 1,258 - Published: 7/16 - J. Picard - Complete
by nycz reviews
Aurora Rose is a young, freshly promoted starship captain that can't take her eyes off her far too attractive half Vulcan, half human first officer, Amalia "Maleficent" Moors. Star Trek AU, but can most likely be read without any prior knowledge of Star Trek.
Crossover - StarTrek: Other & Maleficent - Rated: T - English - Romance/Sci-Fi - Chapters: 10 - Words: 29,218 - Reviews: 12 - Favs: 14 - Follows: 27 - Updated: 7/5 - Published: 7/18/2014 - [Aurora, Maleficent]
One Last Hope
by Xodarap reviews
When a demonic plot in the past changes the future, there's only one Federation timeship that remains unaffected. Alone against an army of starship-sized demons, the ship uses its time machine to retrieve a hero from the past to save the future. The galaxy's one last hope, is Xander Harris. But first, he's going to need some…upgrades.
Crossover - Buffy: The Vampire Slayer & StarTrek: Other - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 8,439 - Reviews: 6 - Favs: 55 - Follows: 67 - Published: 6/15 - Xander H.
Rift Runners Revenge
The second novel of the Sands of Time Series Based on Star Trek but set mainly on Ravnica, then a. Bertram Chandler's Rim Worlds. Other realities do intrude from time to time...
Crossover - StarTrek: Other & X-overs - Rated: T - English - Sci-Fi/Fantasy - Chapters: 15 - Words: 69,250 - Favs: 4 - Follows: 3 - Updated: 6/13 - Published: 8/18/2010
Let's play murder
Everyone has a dirty little secret they don't want anyone to find out. For Mycroft and Sherlock Holmes it just happens to be a crazy pyschopath of a brother who is determined to destroy everything they hold dear, beginning with the attempted murder of someone close to them. Crossover featuring Lester Nygaard and Khan.
Crossover - StarTrek: Other & Sherlock - Rated: T - English - Chapters: 6 - Words: 17,824 - Follows: 1 - Updated: 6/10 - Published: 11/4/2014 - John W., Mycroft H., Sherlock H. - Complete
To Boldly go Where no Ma-er, Ship has Gone Before
by Too Tired for This reviews
The starship Enterprise. Explorer, adventurer, pioneer. Transformed moments before her fiery demise and dropped onto a brave new world. And now she has hands. And feet, and legs, and a body in general, but don't forget about the hands. Fascinating.
Crossover - StarTrek: Other & Kantai Collection - Rated: T - English - Chapters: 2 - Words: 7,813 - Reviews: 27 - Favs: 52 - Follows: 66 - Updated: 4/28 - Published: 4/20
You Can't Go Home Again
by aceman67 reviews
(HiE) Lt. James Scott was enjoying his shore leave after a long, boring six month tour aboard the USS Juno Beach near the Tzenkethi Demilitarized Zone. A mishap with a dark-matter fragment would put a swift end to that...
Crossover - StarTrek: Other & My Little Pony - Rated: T - English - Sci-Fi/Mystery - Chapters: 7 - Words: 15,617 - Reviews: 2 - Favs: 1 - Follows: 1 - Updated: 4/26 - Published: 4/15 - Twilight Sparkle, Fluttershy, The Cutie Mark Crusaders
The Voyage Home 219 | Page 1 2 3 4 .. Last Next »
by Kinsfire reviews
The battle at the Ministry ended differently for Harry. When he came out of the fog of Time Turner dust, he found himself over 300 years in the future. Now he needs to find his home again.
Crossover - StarTrek: Other & Harry Potter - Rated: T - English - Romance - Chapters: 18 - Words: 56,505 - Reviews: 220 - Favs: 538 - Follows: 558 - Updated: 3/16 - Published: 6/6/2014 - Harry P., Hermione G. - Complete