Flash and Supergirl Crossovers
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The night of godspeed by Bl4ckHunter reviews
One-shot story. Barry and Kara try to go out more, only for an old enemy to cause trouble.
Rated: T - English - Adventure/Romance - Chapters: 1 - Words: 2,575 - Reviews: 2 - Favs: 5 - Follows: 3 - Published: 10/9 - [Barry A./The Flash, Kara D./Supergirl] Dr. Caitlin S., Cisco R. - Complete
The Hitchhikers Guide to the Millma Verse by Captain Sigma - Karry Beta reviews
With so many worlds in the multiverse, Hitchhiking Kayla enlists Mutant Cisco to explore, finding potential friends and enemies along the way. Continuing story. Part of the Millma Verse.
Rated: K - English - Adventure/Sci-Fi - Chapters: 9 - Words: 53,262 - Reviews: 44 - Favs: 17 - Follows: 13 - Updated: 9/21 - Published: 11/26/2019 - Barry A./The Flash, Cisco R., Kara D./Supergirl
In the Nick of Time by aehawthorne reviews
10 years ago, Kara Zor-El crash landed on Earth, twenty-four years too late to fulfill her task of protecting her cousin in their new life on Earth. Eventually, she was found by Nora and Henry Allen, who took her in and raised her alongside their son, Barry. Now, the two siblings have taken it upon themselves to protect Central Central City from a host of new and terrible threats
Rated: K+ - English - Sci-Fi/Family - Chapters: 31 - Words: 50,440 - Reviews: 50 - Favs: 74 - Follows: 82 - Updated: 5/16 - Published: 7/27/2019 - Barry A./The Flash, Dr. Caitlin S., Cisco R., Kara D./Supergirl
Yet Another Superflash Story by Bartholomew Henry Allen reviews
What if Kara's whole family survied the explosion, as well as other Kryptonian and theyall went to Earth? What will happen if a young man figures out that aliens exist?
Rated: T - English - Romance/Sci-Fi - Chapters: 14 - Words: 42,224 - Reviews: 16 - Favs: 37 - Follows: 36 - Updated: 12/27/2019 - Published: 10/28/2019 - [Barry A./The Flash, Kara D./Supergirl] Cisco R., Alex D.
A Split Between Personality's by Savitar-X-Supergirl reviews
Summary: Kara gets exposed to Black Kryptonite and now her evil self is out there causing trouble. What will she do? How is she gonna find her evil self? But what happens when the evil Kara takes the extrapulator and goes to Earth-1 and Kara follows? Will she enlist the help of TeamFlash? Note: This takes place somewhere around Season 2 of Supergirl and Season 2 of The Flash.
Rated: T - English - Friendship - Chapters: 5 - Words: 4,959 - Reviews: 1 - Favs: 4 - Follows: 6 - Published: 11/24/2019 - Barry A./The Flash, Dr. Caitlin S., Cisco R., Kara D./Supergirl
A New World by Savitar-X-Supergirl reviews
Summary: Supergirl is fighting an alien who can open breaches to other worlds. What happens when this alien sends Kara into a breach? Where will she end up? Will she ever go home? Warning: I do not own anybody or anything in this story.
Rated: T - English - Friendship - Chapters: 1 - Words: 1,345 - Reviews: 2 - Favs: 9 - Follows: 12 - Published: 11/12/2019 - Barry A./The Flash, Cisco R., Kara D./Supergirl
Karry Prime (Power Girl and The Flash) by Captain Sigma - Karry Beta reviews
Join Barry Allen and Kara Wells on their continuing journeys and adventures as The Flash and Power Girl, respectively. Multiple event series'. Continuation of Power Girl and The Flash. Part of the Millma Verse.
Rated: K+ - English - Adventure/Romance - Chapters: 14 - Words: 108,110 - Reviews: 91 - Favs: 56 - Follows: 58 - Updated: 11/3/2019 - Published: 9/27/2017 - Barry A./The Flash, Cisco R., Jesse Q., Kara D./Supergirl - Complete
Karamel by CaptainCanary45 reviews
Mon-El is in danger, Kara needs to save him.
Rated: T - English - Chapters: 29 - Words: 16,736 - Reviews: 16 - Favs: 37 - Follows: 54 - Updated: 3/18/2019 - Published: 11/25/2016 - [Kara D./Supergirl, Mon-El] Cisco R., Alex D.
Not According to Plan by Katerina Riley reviews
*Set before SG season 4 aired* Kara attempts to talk to Lena about her betrayal, but an attempted robbery at the bank leaves them stuck in Earth 1, where Kara is forced to show Supergirl to Lena to save her and Barry. This wasn't how she planned her day to go at all. Supercorp.
Rated: T - English - Romance - Chapters: 1 - Words: 4,708 - Reviews: 1 - Favs: 47 - Follows: 27 - Published: 1/22/2019 - Barry A./The Flash, Cisco R., Kara D./Supergirl, Lena L. - Complete
Elseworlds: A Misstep when Returning by Bl4ckHunter reviews
One-shot story. Crack fic. Missing scene from Elseworlds crossover ending. An idea I thought of when remembering a one fic with this particular scenario.
Rated: T - English - Humor - Chapters: 1 - Words: 545 - Reviews: 2 - Favs: 17 - Follows: 11 - Published: 12/12/2018 - Barry A./The Flash, Cisco R., Kara D./Supergirl - Complete
La fille d'acier by ToryWorld reviews
Kara fait face à une situation la forçant à se réfugier sur la Terre de Barry. Seulement, les circonstances la forçant à déménager ne sont pas sans conséquences et ont conduit à la mort de Superman. Comment va-t-elle s'accomoder à sa nouvelle vie sur Terre-1 ? Et surtout comment vont-ils réagir sous la menace de Savitar ? Le danger ne vient pas toujours de là ou il paraît.
Rated: T - French - Hurt/Comfort - Chapters: 9 - Words: 39,599 - Reviews: 21 - Favs: 14 - Follows: 15 - Updated: 9/17/2018 - Published: 12/1/2017 - Kara D./Supergirl, Cat G., Barry A./The Flash, Cisco R. - Complete
The Hardships We Face by Bl4ckHunter reviews
While frustrated with Iris' latest decisions, Barry and his friends decide to help Kara on Earth-38 in her war against the Worldkillers as Barry questions his path so far.
Rated: T - English - Adventure/Drama - Chapters: 18 - Words: 54,997 - Reviews: 57 - Favs: 73 - Follows: 53 - Updated: 8/14/2018 - Published: 7/3/2018 - [Barry A./The Flash, Kara D./Supergirl] Cisco R., Winn S. - Complete
Lightning runs through my veins by Iamsupergirl427 reviews
Kara throws a Christmas party but some things go wrong. now it is up to Mon-el to save the love of his life
Rated: K+ - English - Adventure/Angst - Chapters: 4 - Words: 4,409 - Reviews: 2 - Favs: 7 - Follows: 10 - Updated: 8/10/2018 - Published: 4/1/2018 - Barry A./The Flash, Cisco R., Kara D./Supergirl, Mon-El
Luck is Just Another Word for Fate by PercyPotter123 reviews
When Barry tests out his newfound speed, he gets a huge surprise in Kara Danvers/Supergirl. Watch as a lucky encounter becomes much, much more. Like World's Finest except Siobhan isn't evil yet and Alex and J'onn aren't fugitives. Everyone in the DEO knows J'onn's true identity. Karry or SuperFlash. I do not own anything of the Arrowverse
Rated: T - English - Adventure/Romance - Chapters: 15 - Words: 57,824 - Reviews: 71 - Favs: 120 - Follows: 132 - Updated: 8/3/2018 - Published: 1/13/2018 - Barry A./The Flash, Cisco R., Kara D./Supergirl, Alex D.
Jailbreak! - A Mutant Earth & SuperEarth Crossover by Captain Sigma - Karry Beta reviews
Team SuperFlash attempt a daring escape of a prisoner on another world. Will they succeed, and what will be the repercussions? Part of the Millma Verse.
Rated: K+ - English - Adventure/Drama - Chapters: 4 - Words: 24,052 - Reviews: 31 - Favs: 14 - Follows: 9 - Updated: 7/2/2018 - Published: 6/11/2018 - Barry A./The Flash, Cisco R., Kara D./Supergirl, Alex D. - Complete
Lightning and Thunder by Katelyn9689 reviews
Kara/Savitar
Rated: T - English - Adventure - Chapters: 1 - Words: 3,857 - Reviews: 3 - Favs: 19 - Follows: 9 - Published: 5/9/2018 - Barry A./The Flash, Cisco R., Savitar, Kara D./Supergirl - Complete
So We Can Stay Alive by slincoln reviews
While Kara Danvers is in Gotham looking to distract herself from the aftermath of the Daxamite Invasion Barry Allen shows up with a problem that needs her help to solve. Punching bad guys is an acceptable way of dealing with grief, right?
Rated: T - English - Adventure/Sci-Fi - Chapters: 5 - Words: 30,525 - Reviews: 12 - Favs: 29 - Follows: 39 - Updated: 3/27/2018 - Published: 10/8/2017 - Barry A./The Flash, Cisco R., Kara D./Supergirl - Complete
Kingdom Come by xXxAngelStormxXx reviews
Basically this is one giant Royalty AU. (ALSO CROSSES OVER WITH ARROW, BUT THIS SITE ONLY ALLOWS SELECTING TWO SHOWS.) [Please remember to leave a review to let me know what you think!]
Rated: K+ - English - Friendship/Drama - Chapters: 14 - Words: 9,081 - Reviews: 6 - Favs: 15 - Follows: 20 - Updated: 3/14/2018 - Published: 3/3/2017 - Barry A./The Flash, Dr. Caitlin S., Cisco R., Kara D./Supergirl
Donuts - A Karry Oneshot by KarryLover2004 reviews
Donuts, and races. No Spoilers, read it yourself. First chapter is glitched, real story is in chapter 2.
Rated: K+ - English - Humor - Chapters: 2 - Words: 608 - Reviews: 6 - Favs: 3 - Follows: 3 - Updated: 2/22/2018 - Published: 2/15/2018 - [Barry A./The Flash, Kara D./Supergirl] Cisco R., Wally W. - Complete
The Adventures of Harry and Cisco by geeorgiaaaaaaa reviews
Harry and Cisco are brothers. They end up going to a Superhero High School, and meet some amazing new Superheroes in training, such as Barry Allen, Kara Danvers, Mike Matthews, and even Oliver Queen. When Cisco gets his powers, and Harry doesn't, when he finally gets them, will he become a Superhero, or a Supervillain?
Rated: K - English - Mystery/Romance - Chapters: 1 - Words: 830 - Reviews: 1 - Follows: 1 - Updated: 1/16/2018 - Published: 1/11/2018 - Cisco R., Harrison Wells, Barry A./The Flash, Kara D./Supergirl
To Keep You Safe by kbcountry37 reviews
In 2x22, when Kara pushes the button on the lead device, she also grabs the device that allows her to jump Earths, and she takes Mon-El and they jump to Earth 1, where Mon-El can breathe again. She leaves him in the care of Cisco, who promises to get help working on a cure for Mon-El's lead allergy so he can live on Earth-38 again with Kara.
Rated: T - English - Romance/Drama - Chapters: 1 - Words: 2,022 - Reviews: 1 - Favs: 19 - Follows: 26 - Published: 12/28/2017 - [Kara D./Supergirl, Mon-El] Barry A./The Flash, Cisco R.
Finding my way back by Lorelei Candice Black reviews
One-shot. After going on the ship, Mon-El doesn't fly off into space but into a portal to Earth 1 in hope that her friends there can help him. Can Starlab help him? Can he help them get Barry back? Set after last season's finale for both shows.
Rated: K+ - English - Romance/Hurt/Comfort - Chapters: 1 - Words: 2,419 - Reviews: 3 - Favs: 20 - Follows: 8 - Published: 12/24/2017 - [Kara D./Supergirl, Mon-El] Cisco R. - Complete
Duet: Alternate ending by KarryLover2004 reviews
AU where Iris and Mon-el do not save Kara and Barry right after they get shot. Bad at summaries please forgive me.
Rated: T - English - Romance/Adventure - Chapters: 6 - Words: 6,272 - Reviews: 13 - Favs: 47 - Follows: 43 - Updated: 11/13/2017 - Published: 5/15/2017 - [Barry A./The Flash, Kara D./Supergirl] Cisco R., Alex D. - Complete
The House of El, Rising by Ariston-1 reviews
Meta-Humans. the scourge of 'Team Flash'. The arrival of a Highly Powerful Being calls for the Assistance of Kara Zor-El to Earth 1.
Rated: K+ - English - Fantasy/Adventure - Chapters: 3 - Words: 12,663 - Reviews: 1 - Favs: 6 - Follows: 7 - Published: 8/17/2017 - Barry A./The Flash, Cisco R., Kara D./Supergirl, Clark K./Superman - Complete
Power Girl and The Flash by Captain Sigma - Karry Beta reviews
After the events of Flash's second season, Barry's life is turned upside-down when the clone of Kara Zor-El comes crashing back into his life. Discover what happens when Kara Wells learns about her past and her powers, and how Barry's feelings toward her affects their friendship. But danger always lurks for Power Girl and the Flash. - Alt. Flash season 3. Adult themes. Kara/Barry.
Rated: T - English - Adventure/Romance - Chapters: 22 - Words: 198,994 - Reviews: 229 - Favs: 163 - Follows: 151 - Updated: 7/28/2017 - Published: 6/21/2016 - Barry A./The Flash, Cisco R., Jesse Q., Kara D./Supergirl - Complete
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