Flash and Supergirl Crossovers
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Recycling by Ballycastle-Bat
[Crack!fic] Barry and Clark have a lunch date. Things take a surprising turn.
Rated: K+ - English - Humor/Romance - Chapters: 1 - Words: 1,006 - Favs: 5 - Follows: 2 - Published: 2/12/2019 - Complete
A Superflash Future by Bruce-X-Selina aka BatCat reviews
Sequel to From Super Friends To A Super Couple. Superflash pairing, if you couldn't tell.
Rated: K+ - English - Romance - Chapters: 2 - Words: 4,305 - Reviews: 18 - Favs: 45 - Follows: 35 - Updated: 1/23/2019 - Published: 1/20/2019 - [Barry A./The Flash, Kara D./Supergirl] - Complete
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: 49 - Follows: 29 - Published: 1/22/2019 - Barry A./The Flash, Cisco R., Kara D./Supergirl, Lena L. - Complete
Super Tears, Super Hugs, and Super Friends by Ember411 reviews
Kara needs a friend to talk too after leaving Alex to have her memories wiped. Knowing only one other person who has experienced this before, she knows exactly who that friend is. Oneshot. SuperFlash friendship. Karry friendship.
Rated: K - English - Friendship/Hurt/Comfort - Chapters: 1 - Words: 1,812 - Reviews: 3 - Favs: 31 - Follows: 12 - Published: 1/21/2019 - Barry A./The Flash, Kara D./Supergirl - Complete
Crisis on Infinite Earths by mostaverse reviews
A full Arrowverse story of Crisis on Infinite Earths playing out. However obviously since it originally took place in 2024, events leading up to it happening are shown first. Chapter 1 is pre-Crisis then the first act, then the rest of the chapters is Crisis on Infinite Earths slowly playing out.
Rated: K - English - Sci-Fi/Drama - Chapters: 6 - Words: 6,755 - Reviews: 5 - Favs: 19 - Follows: 17 - Updated: 1/21/2019 - Published: 1/4/2019 - Barry A./The Flash, Oliver Q./The Arrow, Kara D./Supergirl, Clark K./Superman - Complete
From Super friends to a super couple by Bruce-X-Selina aka BatCat reviews
Summary is in the story. Superflash pairing.
Rated: K+ - English - Suspense/Romance - Chapters: 7 - Words: 17,705 - Reviews: 20 - Favs: 75 - Follows: 44 - Updated: 1/18/2019 - Published: 1/9/2019 - [Barry A./The Flash, Kara D./Supergirl] - Complete
New Justice- Trials of the League by CharmedMilliE- Karry Master reviews
With R Flash defeated things have settled down for the New Justice League, but when a new enemy makes himself known things are shaken up. But there's an even bigger threat out there and it's going to take all current members of the Justice League plus some new faces to take on these trials. Part of the Millma Verse.
Rated: T - English - Chapters: 22 - Words: 156,738 - Reviews: 206 - Favs: 55 - Follows: 34 - Updated: 1/6/2019 - Published: 4/16/2018 - Complete
Flip a Coin by Thephantomprince reviews
Barry Allen and Kara Danvers felt a spark when the Flash accidentally crossed over to Earth-38, but Barry had to return to defeat Zoom, Kara had to focus on Non, and both had their own romantic interests elsewhere. But other forces are at play, and a rare opportunity might lead to something else for Supergirl, National City, and the multiverse itself. AU
Rated: T - English - Friendship/Romance - Chapters: 12 - Words: 171,296 - Reviews: 139 - Favs: 326 - Follows: 396 - Updated: 1/5/2019 - Published: 6/15/2017 - Barry A./The Flash, Kara D./Supergirl
Speak Now or Forever Hold Your Piece by fireandice722 reviews
Kara knows she has feelings for Barry that are beyond anything she's ever felt. She's heartbroken after losing Mon-El, and the WestAllen wedding might just be the final straw. How can she be expected to watch a guy she's been practically in love with ever since she met him be married to another woman, much less a woman who he loves more than anything? Eventual SuperFlash / Karry
Rated: T - English - Romance/Angst - Chapters: 10 - Words: 15,862 - Reviews: 84 - Favs: 112 - Follows: 125 - Updated: 12/26/2018 - Published: 2/19/2018 - Complete
The Beginning of the End by Superpoweredfan7 reviews
Two worlds collide when Supergirl faces a threat she's never seen before. Confused, she finds Barry Allen in the same situation and together they rally a team in hopes of destroying the evil that has united against them. They're in the fight of their lives.
Rated: T - English - Adventure/Romance - Chapters: 22 - Words: 136,981 - Reviews: 41 - Favs: 126 - Follows: 144 - Updated: 12/22/2018 - Published: 5/28/2017 - [Kara D./Supergirl, Barry A./The Flash] Alex D.
Karry Stories by TheSuperFlarrowVerse reviews
A collection of short stories about the Girl of Steel , the Scarlet Speedster and their relationship.
Rated: T - English - Drama/Romance - Chapters: 2 - Words: 4,283 - Reviews: 6 - Favs: 30 - Follows: 38 - Updated: 12/19/2018 - Published: 11/9/2017 - Barry A./The Flash, Kara D./Supergirl
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: 20 - Follows: 13 - Published: 12/12/2018 - Barry A./The Flash, Cisco R., Kara D./Supergirl - Complete
Superflash by Theveryshygirl reviews
When Supergirl's world comes crashing into Barry's world, the two being to catch up and start to develop feelings for each other, while beating up bad guys and saving people
Rated: T - English - Romance/Humor - Chapters: 6 - Words: 3,292 - Reviews: 52 - Favs: 80 - Follows: 107 - Updated: 12/10/2018 - Published: 9/5/2016
Here's to the Future by Bl4ckHunter reviews
One-shot story. Barry and Kara find their happy ending after many adventures together, with no catastrophe incoming, unlike Barry's last wedding.
Rated: T - English - Romance/Drama - Chapters: 1 - Words: 1,719 - Reviews: 6 - Favs: 24 - Follows: 12 - Published: 12/4/2018 - Complete
Broken Paths by Ancillary - 'JXN reviews
Barry had lived a life full of death, abuse and lack of care. Learning and doing things alone has caused isolation but due to an uprising of a league of Injustice, Barry comes to a conclusion if he would once again put his trust in other people and pounce on the opportunity the girl of steel has given him. What will develop for our Scarlet Speedster?
Rated: K+ - English - Romance/Adventure - Chapters: 3 - Words: 17,985 - Reviews: 52 - Favs: 76 - Follows: 81 - Updated: 11/11/2018 - Published: 10/2/2018 - Barry A./The Flash, Oliver Q./The Arrow, Kara D./Supergirl
Holding onto us by karamelforever reviews
Soon after the season 3 finale, Mon-El and Kara are reunited while a strange portal opens. Will they get back together and what will happen with the portal?
Rated: T - English - Family/Romance - Chapters: 5 - Words: 1,842 - Reviews: 3 - Favs: 5 - Follows: 9 - Updated: 11/5/2018 - Published: 7/13/2018 - Kara D./Supergirl, Clark K./Superman, Mon-El, Barry A./The Flash
Merging of Universes by TheK1ng reviews
The Crisis on Earth X ended very differently. Overgirl went full supernova on everyone. Barry had to do something so he did what he does best. Messing with Time.
Rated: M - English - Chapters: 1 - Words: 5,398 - Reviews: 23 - Favs: 83 - Follows: 98 - Published: 10/29/2018 - Barry A./The Flash, Kara D./Supergirl
Two Bold Words by Ben23ten reviews
In response to Karry Beta's Karry Challenge. I figured since there weren't a lot of entries for this, I would try my hand at it. There is mention a death and slight depression I suppose. Nothing too bad though, I think. I'm new at this, don't judge me.
Rated: T - English - Hurt/Comfort - Chapters: 1 - Words: 2,423 - Reviews: 11 - Favs: 6 - Follows: 6 - Published: 10/22/2018
Once More Unto the Breach, Volume 1 by moonswirl reviews
SOMEWHERE UNSEEN ABOVE THE EARTH, THERE IS A BREACH. Across that breach, there lies another Earth. A broken Earth. And there's trouble brewing on both of them. A weapon that must not be made, a plot to uncover before it's too late, and heroes brought together. Daily lead up/AU crossover between The Flash, Supergirl, Arrow, and Legends of Tomorrow. (combined with volume 2)
Rated: K+ - English - Sci-Fi - Chapters: 50 - Words: 158,032 - Reviews: 2 - Favs: 14 - Follows: 7 - Updated: 10/21/2018 - Published: 7/15/2018 - Barry A./The Flash, Det. Joe W., Kara D./Supergirl, Lena L. - Complete
Adapation by megamatt09 reviews
Flashpoint leads to far more lasting ramifications for Barry Allen and the rest of the world. Barry/Iris/Caitlin/Kara/Others. Some chapters contain content not suitable for underage readers.
Rated: M - English - Adventure/Sci-Fi - Chapters: 42 - Words: 229,335 - Reviews: 152 - Favs: 535 - Follows: 469 - Updated: 10/17/2018 - Published: 6/11/2018 - [Barry A./The Flash, Dr. Caitlin S., Iris W., Kara D./Supergirl] - Complete
Taken to earth x by Sadie1441 reviews
A story about Kara going back to earth x with the Nazis (Kara /Barry) please commit if you wish for me to continue this book
Rated: T - English - Hurt/Comfort/Romance - Chapters: 6 - Words: 4,821 - Reviews: 9 - Favs: 10 - Follows: 13 - Updated: 10/16/2018 - Published: 9/28/2018
A little Comfort by CallMeMiles reviews
Responding to Karry Beta's first ever Karry Challenge
Rated: T - English - Hurt/Comfort/Friendship - Chapters: 1 - Words: 2,862 - Reviews: 4 - Favs: 14 - Follows: 10 - Published: 10/5/2018 - Complete
Discovering Translations by Frostfur reviews
AU Sequel to Lost in Translation - Kara is a perfectly normal human to the outside world and she maintains no interest in her Kryptonian side aside from the advantages it brings. But when she is caught up in the particle accelerator explosion memories of a year forgotten come flooding back and she flies to the only person she knows to call home. [Eventual Barry/Kara Pairing]
Rated: T - English - Hurt/Comfort/Family - Chapters: 8 - Words: 22,564 - Reviews: 15 - Favs: 51 - Follows: 93 - Updated: 10/3/2018 - Published: 7/25/2017 - Barry A./The Flash, Kara D./Supergirl
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: 16 - Follows: 17 - Updated: 9/17/2018 - Published: 12/1/2017 - Kara D./Supergirl, Cat G., Barry A./The Flash, Cisco R. - Complete
the road by Naruto 89 reviews
my response to the second Karry challenge by milmaverse. this is my first fanfic.
Rated: T - English - Tragedy/Angst - Chapters: 2 - Words: 963 - Reviews: 2 - Follows: 1 - Published: 9/11/2018 - Barry A./The Flash, Kara D./Supergirl
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