Flash and Supergirl Crossovers
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Rebirth of the God of Speed by The One True Demon Lord reviews
The Speed Force is cruel, but it is also kind. Barry Allen was her favored child, even a Time Remnant deserved the proper chance to be a hero. Savitar wakes up as Barry Allen, the original, at the beginning of his journey with all his past experience. He will be a Hero, not as The Flash, but Savitar, The God of Speed. Barry/Savitar x Caitlin/Killer Frost x Kara/Supergirl. Gamer Fic
Rated: M - English - Adventure/Family - Chapters: 19 - Words: 81,666 - Reviews: 224 - Favs: 1,155 - Follows: 1,159 - Updated: 1/5/2020 - Published: 4/19/2019 - [Savitar, Dr. Caitlin S., Killer Frost, Kara D./Supergirl] - Complete
Barry Allen Master of the Omnitrix by doomofdestiny reviews
16 year old Barry has returned to the fight helping to defend his world from other worldly or worldly threats. How long can Barry keep his identity safe when Superman, Supergirl and the Green Arrow try and get him to join their league of young heroes. Barry with the help of his adoptive sister and father must re-master his new heroes.
Rated: T - English - Adventure/Sci-Fi - Chapters: 2 - Words: 2,531 - Reviews: 4 - Favs: 19 - Follows: 16 - Updated: 1/2/2020 - Published: 5/26/2019 - Barry A./The Flash, Kara D./Supergirl
I Heard Your Voice in a Dream (Duet Redux) by T-man626 reviews
"Duet" with a Supercorp twist.
Rated: K - English - Romance/Friendship - Chapters: 5 - Words: 15,777 - Reviews: 4 - Favs: 30 - Follows: 23 - Updated: 12/30/2019 - Published: 11/23/2019 - Barry A./The Flash, Iris W., Kara D./Supergirl, Lena L. - Complete
No Laughing Matter by Roswelllostcause reviews
SQUEAL TO PICKING UP THE PIECES. Batman and Oracle come to Central City seeking the help of The Flash and Frost. The Joker and Harley Quinn are out to turn Central City into rumble, add in both Tricksters, making no one in the city safe. SNOWBARRY!
Rated: T - English - Suspense/Drama - Chapters: 23 - Words: 25,238 - Reviews: 5 - Favs: 28 - Follows: 20 - Updated: 12/23/2019 - Published: 11/22/2019 - [Barry A./The Flash, Dr. Caitlin S.] Kara D./Supergirl, Bruce W./Batman - Complete
Reverse of Everything You Stand For by TheInferno1536
This will be a continuation of my last story, Return of the Reverse Flash, which itself was for the MillmaVerse challenge but I am continuing the story in my own way: Eobard Thawne has been tortured in Speed Force for a long time and when he is given the opportunity to save an Earth in exchange for freedom, he is willing to do whatever it takes.
Rated: K+ - English - Adventure/Sci-Fi - Chapters: 2 - Words: 2,130 - Favs: 3 - Follows: 2 - Updated: 12/14/2019 - Published: 8/29/2019 - [Eobard T./Impostor Harrison W./Reverse-Flash, OC]
A Visit from The Speed Force by Savitar-X-Supergirl
Kara gets paid a visit by the speed force. What does it want with Kara? And what does it have to do with her friend Barry Allen? I might make a story that's connected to this one, I don't know yet. Anyways, ENJOY!
Rated: T - English - Mystery - Chapters: 1 - Words: 920 - Favs: 18 - Follows: 16 - Published: 12/1/2019 - Barry A./The Flash, Kara D./Supergirl - Complete
save barry-chapter one by superflash1998 reviews
i know this didn't happen just an idea that i thought of, tell me what you think of it. in this story iris and felicity dies in when Barry and the other were on earth x this if the aftermath of this conclusion sorry i couldn't fit all the characters in
Rated: T - English - Hurt/Comfort/Romance - Chapters: 1 - Words: 383 - Reviews: 1 - Follows: 1 - Published: 11/28/2019 - Dr. Caitlin S., Cisco R., Det. Joe W.
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: 6 - Follows: 10 - Published: 11/24/2019 - Barry A./The Flash, Dr. Caitlin S., Cisco R., Kara D./Supergirl
The last in the House of El by PartyAnimal42
You know Kara and Kal's stories. But what if I told you there was another child of El on the launchpad. This is his story. (A/N I have the flash marked as a category, because Barry is in the first few chapters)
Rated: T - English - Sci-Fi/Romance - Chapters: 2 - Words: 609 - Favs: 3 - Follows: 1 - Updated: 11/21/2019 - Published: 11/15/2019 - Barry A./The Flash, Kara D./Supergirl, OC
Picking up the Pieces by Roswelllostcause reviews
After the defeat of Savitar Caitlin makes a discovery that sends her on a journey of healing. While one of those she has left behind discovers that maybe he might be with the wrong woman. May become Snowbarry.
Rated: T - English - Friendship/Drama - Chapters: 31 - Words: 34,147 - Reviews: 20 - Favs: 59 - Follows: 44 - Updated: 11/6/2019 - Published: 9/24/2019 - Barry A./The Flash, Dr. Caitlin S., Kara D./Supergirl - Complete
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: 58 - Follows: 60 - Updated: 11/3/2019 - Published: 9/27/2017 - Barry A./The Flash, Cisco R., Jesse Q., Kara D./Supergirl - Complete
Deut Karry verison by AntBoy1 reviews
When this mystical creep traps Barry and Kara in a musical universe they realize they have romantic feelings for each other. After they are freed from the musical universe they face the challenges of being a couple and super heroes. What could possibly go wrong. Thanks for over 5000 views. Discontinued.
Rated: T - English - Romance/Drama - Chapters: 13 - Words: 22,412 - Reviews: 5 - Favs: 44 - Follows: 41 - Updated: 9/26/2019 - Published: 5/12/2019 - [Barry A./The Flash, Kara D./Supergirl] - Complete
Area 51 by Infinitegalaxiez reviews
(ON HIATUS) When Team Flash is set up against a mysterious and familiar-looking opponent, they enlist the help of a certain someone from another Earth. But when an interesting discovery is made, well, let's just say it makes things a little harder to figure out. Rating may go up in future.(Someone help me with the summary? Looking for a Beta reader)
Rated: K+ - English - Mystery/Sci-Fi - Chapters: 4 - Words: 4,330 - Reviews: 7 - Favs: 8 - Follows: 9 - Updated: 9/19/2019 - Published: 9/4/2019
A New Timeline by mostaverse reviews
What if when Barry and Nora went back in time to collect items from the past it heavily changed the timeline, and caused the previous big bads to chase them to present day? Chapter 1 is time traveling, chapters 2 and 3 go into Elseworlds.
Rated: K - English - Drama/Adventure - Chapters: 3 - Words: 3,529 - Reviews: 4 - Favs: 7 - Follows: 7 - Updated: 9/17/2019 - Published: 9/9/2019 - Barry A./The Flash, Kara D./Supergirl, Oliver Q./Green Arrow - Complete
Flash, Amigo o Enemigo by Vengador Dragon reviews
Con la llegada de los dominadores Barry recurre a sus amigos para apoyarlo, pero tras saber de Flashpoint todos desconfían de él salvo Oliver, Kara, Wally, Iris, Felicity, Joe y HR. Barry y Kara empiezan una relación en todo esto y ambos acuerdan irse a Tierra-38 cuando los venzan, Oliver va a tratar de mantener a su amigo en Tierra-1, ¿Pero podrán lograrlo con Savitar ascendiendo?
Rated: T - Spanish - Sci-Fi/Adventure - Chapters: 45 - Words: 190,050 - Reviews: 23 - Favs: 49 - Follows: 52 - Updated: 9/9/2019 - Published: 10/25/2017 - [Barry A./The Flash, Kara D./Supergirl] Oliver Q./The Arrow, Wally W. - Complete
Earth-1 Ultra-man by AntBoy1 reviews
Spinoff of Duet Karry Version. after Kara sent lead into the air, she and Barry took Mon-El to Earth-1. now Mon-El joins team flash and becomes the new hero of Central city, Ultra-man. Discontinued from a Writers-block.
Rated: T - English - Friendship/Adventure - Chapters: 4 - Words: 10,157 - Reviews: 1 - Favs: 5 - Follows: 6 - Updated: 9/7/2019 - Published: 8/10/2019 - Mon-El - Complete
Girls Night Out Snara Edition by Ember411 reviews
Cisco tells Caitlin she had no life. Alex also mentions that Kara has no life. So both Caitlin and Kara decide to get a life and party in town. Snara friendship. Rated T for adult language.
Rated: T - English - Humor/Friendship - Chapters: 1 - Words: 4,269 - Reviews: 2 - Favs: 11 - Follows: 6 - Published: 8/22/2019 - Dr. Caitlin S., Kara D./Supergirl - Complete
Love Rewritten by Lauriverfanboy1 reviews
Spin off of Destiny Rewritten. When Oliver Queen rewrote reality, it wasn't just his life that was affected. It also changed the lives of Barry Allen and Kara Danvers. Including their relationships. Now they meet again in this new reality and realize that deep down, they've always been drawn to each other. How might that change their lives as people and as Supergirl and the Flash?
Rated: T - English - Chapters: 163 - Words: 131,531 - Reviews: 288 - Favs: 353 - Follows: 289 - Updated: 8/20/2019 - Published: 12/26/2018 - [Barry A./The Flash, Kara D./Supergirl] - Complete
Flash Forward - A WellsAllen Story by Captain Sigma - Karry Beta reviews
Kara and Barry have children; follow their story from children to adulthood and experience what it's like to be part-Kryptonian, part-meta human.
Rated: K - English - Humor/Adventure - Chapters: 3 - Words: 15,619 - Reviews: 14 - Favs: 14 - Follows: 6 - Updated: 8/18/2019 - Published: 7/28/2019 - Barry A./The Flash, Dr. Caitlin S., Ray Palmer, Kara D./Supergirl - Complete
Another Earth to call my own by aendowyn reviews
[On Hiatus] When Kara first meets Barry, she fall for him head over heels, but there is a problem, the man she wants is on track to be married. Can she get over him? Or maybe some other surprise lingers around the corner
Rated: T - English - Sci-Fi/Romance - Chapters: 38 - Words: 251,416 - Reviews: 66 - Favs: 167 - Follows: 155 - Updated: 8/9/2019 - Published: 9/14/2018 - [Barry A./The Flash, Kara D./Supergirl] Alex D., Winn S.
young, dumb and (falsely) together by Artemis08Luna reviews
Only an idiot would blurt out to his parents that he's already dating even though he's not, and it takes a special kind of idiot to not even remember to keep their lie up by not remembering to keep their pronouns consistent. Yeah, Barry's that special kind of idiot. Thank God for Kara and Oliver.
Rated: K+ - English - Romance/Friendship - Chapters: 2 - Words: 2,586 - Reviews: 5 - Favs: 35 - Follows: 31 - Updated: 7/25/2019 - Published: 7/8/2018 - [Barry A./The Flash, Oliver Q./The Arrow, Kara D./Supergirl]
Tumblr Made Me by Artemis08Luna reviews
Okay, Tumblr didn't actually make me. My obsession with Karivarry did. A collection of drabbles from my Tumblr. None of these stories connect with each other (unless I say some are in the notes).
Rated: T - English - Chapters: 7 - Words: 4,077 - Reviews: 5 - Favs: 23 - Follows: 22 - Updated: 7/21/2019 - Published: 5/2/2019 - [Barry A./The Flash, Oliver Q./The Arrow, Kara D./Supergirl]
Supergirl's Girls by Zetara reviews
A follow up to Supegirl's Girl. Lena, Kara and Lera now have a new life to adjust to, while trying to figure out just how to be a family and all the things that implies, especailly when no one is to know about it and new faces appear to turn the tides on them...
Rated: K - English - Family/Hurt/Comfort - Chapters: 20 - Words: 60,679 - Reviews: 31 - Favs: 51 - Follows: 73 - Updated: 7/19/2019 - Published: 1/15/2018 - Barry A./The Flash, Kara D./Supergirl, OC, Lena L. - Complete
Welcome to Central City by oONalhiraOo reviews
Kara Danvers hung up her cape and walked away from National City after a heartbreaking tragedy made her feel like she was no longer fit to be Supergirl. Do heroes ever really get to retire, though? When she finds a new job in Central City she bumps into none other than Barry Allen. Watch them form a bond of understanding, friendship, and maybe even something more? Kara/Barry
Rated: T - English - Adventure/Romance - Chapters: 11 - Words: 16,321 - Reviews: 138 - Favs: 201 - Follows: 329 - Updated: 7/18/2019 - Published: 1/25/2016 - [Barry A./The Flash, Kara D./Supergirl]
My heart! My universe! by Aragorn II Elessar reviews
Barry dreams of dancing with Kara in a Bollywood musical number and realizes he loves her. Crack fic.
Rated: T - English - Humor/Parody - Chapters: 1 - Words: 708 - Reviews: 6 - Favs: 12 - Follows: 6 - Published: 6/30/2019 - [Barry A./The Flash, Kara D./Supergirl] - Complete
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