Flash and Supergirl Crossovers
Filters
435 | « Prev Page 1 .. 5 6 7 8 9 10 11 .. Last Next »

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: 57 - Favs: 82 - Follows: 85 - 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: 6 - Follows: 8 - 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: 24 - Favs: 87 - Follows: 101 - 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: 17 - Follows: 8 - 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: 153 - Favs: 599 - Follows: 513 - 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: 15 - Follows: 12 - 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: 16 - Favs: 51 - Follows: 94 - 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: 17 - 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
Zor-Allen One-Shots by Chevalier Lecteur reviews
This is a book of Zor-Allen one-shots.
Rated: K+ - English - Romance/Humor - Chapters: 2 - Words: 2,606 - Reviews: 6 - Favs: 21 - Follows: 22 - Updated: 9/6/2018 - Published: 8/24/2018
OverBlitzin by SuperFlashman'z reviews
What would have happened if it was Barry instead of Thawne When the Earth-Xers came? 'This is a bad summery but it's a good story'
Rated: T - English - Romance/Angst - Chapters: 3 - Words: 1,710 - Reviews: 6 - Favs: 32 - Follows: 36 - Updated: 8/31/2018 - Published: 8/19/2018 - [Barry A./The Flash, Kara D./Supergirl]
The Difference by RossZ reviews
The Thinker made a miscalculation when he wanted the portal to appear in front of the bus on the street for Barry to exit there. Instead of the portal opening in the street. It opened on the street of a different universe, and in turn Barry ended up in a different universe. Confused, Barry wanted to leave the strange place, but there was a problem. He can't leave Earth X. AU.
Rated: T - English - Adventure - Chapters: 3 - Words: 7,183 - Reviews: 57 - Favs: 115 - Follows: 135 - Updated: 8/26/2018 - Published: 12/5/2017 - Barry A./The Flash, Kara D./Supergirl
SuperFlash One-Shots by KryptonianPotato reviews
A series of fluffy one-shots about the Scarlet Speedster and the Girl of Steel. Enjoy. [chapter one was originally glitched, but I have fixed it now.]
Rated: K+ - English - Romance/Friendship - Chapters: 3 - Words: 2,521 - Reviews: 11 - Favs: 31 - Follows: 31 - Updated: 8/23/2018 - Published: 4/2/2018
Sliders 2- The Nazi World War by CharmedMilliE- Karry Master reviews
In a world of superheroes and supervillains, what would the world be like if the Nazis won WWII? Well, the New Justice League are about to find out as they're forced into a full blown Nazi World War and must recruit other worlds to help. A take on Crisis on Earth-X. Spiritual sequel to Sliders- A Millma Verse Mission.
Rated: K+ - English - Adventure/Drama - Chapters: 5 - Words: 31,020 - Reviews: 42 - Favs: 23 - Follows: 12 - Updated: 8/23/2018 - Published: 7/26/2018
Accidit by gipsypipsy reviews
When Oliver Queen entered Central High, he had some sort of idea of what it was going to be like. But, what he didn't expect were Barry Allen and Kara Danvers.
Rated: T - English - Chapters: 4 - Words: 4,870 - Reviews: 2 - Favs: 6 - Follows: 10 - Updated: 8/22/2018 - Published: 7/14/2018 - Barry A./The Flash, Oliver Q./The Arrow, Kara D./Supergirl
I Love Barry Allen by SuperFlashman'z reviews
Karas heart is on the line her doppelganger just revealed something that she has tried to keep to herself for awhile now but every time she see's him it gets harder So what happens when your invited to his wedding your doppelgangers attack then kidnap you for your heart
Rated: T - English - Romance/Drama - Chapters: 1 - Words: 519 - Reviews: 6 - Favs: 18 - Follows: 20 - Published: 8/19/2018 - [Barry A./The Flash, Kara D./Supergirl] Iris W., Felicity S.
Adventures of Justice Academy by Akiatta reviews
Set in an Alternate Universe where Kara and Barry co- exist. This is a story of a Boy and a Girl, discovering life, just as they might find something to last a lifetime. Experiencing Friendship, Love, Hate and other stuff that life has. Witness as a group of teenagers, take on a journey to become a legendary group of Superheroes. Ladies and Gentlemen, Welcome to Justice Academy!
Rated: K+ - English - Romance - Chapters: 13 - Words: 60,480 - Reviews: 80 - Favs: 70 - Follows: 72 - Updated: 8/17/2018 - Published: 1/9/2017
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: 59 - Favs: 100 - Follows: 68 - Updated: 8/14/2018 - Published: 7/3/2018 - [Barry A./The Flash, Kara D./Supergirl] Cisco R., Winn S. - Complete
Zoom by ehipos reviews
What if Kara was taken by Zoom after saving the plane? What if Barry hadn't become fast enough to cross earths yet? What if Zoom was training Kara to get faster so she could take down Barry for him and then take her speed? What if Zoom didn't know about all of Kara's powers? au
Rated: K+ - English - Chapters: 2 - Words: 671 - Reviews: 30 - Favs: 19 - Follows: 29 - Updated: 8/12/2018 - Published: 6/5/2016 - [Barry A./The Flash, Kara D./Supergirl]
Lightning runs through my veins by Starry.ael24 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: 8 - Follows: 11 - Updated: 8/10/2018 - Published: 4/1/2018 - Barry A./The Flash, Cisco R., Kara D./Supergirl, Mon-El
Jitters by ffdude73 reviews
Barry has cold feet before his wedding to Iris so he goes to see an old friend. What revelations will this lead to and what does the future hold for our heroes. Entry for the Milmaverse Fanfiction
Rated: T - English - Romance/Angst - Chapters: 1 - Words: 2,259 - Reviews: 8 - Favs: 34 - Follows: 24 - Published: 8/10/2018 - [Barry A./The Flash, Kara D./Supergirl] Iris W.
Certain is perfect for love by Ancillary - 'JXN reviews
Doubts are harmful. Doubts turn to fear. But most of all doubts show the true colours of two people who are a match made in heaven that haven't seen the opportunity placed in front of them until Barry has finally made the decision before regrets.
Rated: K - English - Romance/Hurt/Comfort - Chapters: 1 - Words: 3,373 - Reviews: 8 - Favs: 24 - Follows: 23 - Published: 8/9/2018 - Barry A./The Flash, Kara D./Supergirl - Complete
The Space Between Two Worlds by Vowell reviews
Barry Allen, a forensic scientist for CCPD and the Fastest Man Alive. Kara Zor-El, last Daughter of House of El and Supergirl. As the Scarlet Speedster was trying to defeat his worst enemy, he accidentally makes a breach into Supergirl's universe. But was this really a mistake?
Rated: T - English - Romance/Friendship - Chapters: 2 - Words: 10,848 - Reviews: 11 - Favs: 38 - Follows: 48 - Updated: 8/7/2018 - Published: 7/14/2018 - Barry A./The Flash, Kara D./Supergirl
435 | « Prev Page 1 .. 5 6 7 8 9 10 11 .. Last Next »