Flash and Supergirl Crossovers
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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: 52 - Follows: 46 - Updated: 11/13/2017 - Published: 5/15/2017 - [Barry A./The Flash, Kara D./Supergirl] Cisco R., Alex D. - Complete
Supergirl Flash Musical AU by ijedi reviews
AU of Supergirl Flash Musical crossover. Instead of only Mon El, Hank, and Kara coming to Earth 1, Alex also comes since she wants to help her sister. Music Meister also teaches a lesson to Mon El on what love is, and that there are different kinds of love. Also, brief but funny appearance of Maggie in the end. Kara and Mon El broke up for real.
Rated: T - English - Family/Romance - Chapters: 1 - Words: 2,219 - Reviews: 1 - Favs: 13 - Follows: 9 - Published: 11/12/2017 - Barry A./The Flash, Iris W., Kara D./Supergirl, Alex D. - Complete
A Little Karaoke Doesn't Hurt by jeremy jordan can't dance reviews
Kara convinces Barry to stay in National City just long enough for one game night. But what no one of expecting is...dang, those heroes have got some pipes! Not-so-hidden Glee references, lots of friendship fluff, but can be read as Barry X Kara sometimes. No longer a one-shot! (New chapter: post-crossover)
Rated: K - English - Humor/Friendship - Chapters: 2 - Words: 3,166 - Reviews: 10 - Favs: 78 - Follows: 50 - Updated: 11/4/2017 - Published: 6/5/2016
New Justice World- Rebuilding the League by CharmedMilliE- Karry Master reviews
The Reverse Flash has been defeated and sent to jail but the Justice League is still dead. It's up to the Flash and Supergirl to find new heroes and rebuild the league. Who will join this New Justice League and what dangers await them. Part of the Millma Verse.
Rated: T - English - Adventure - Chapters: 19 - Words: 145,470 - Reviews: 172 - Favs: 70 - Follows: 46 - Updated: 11/2/2017 - Published: 7/16/2017 - OC, Kara D./Supergirl - Complete
My Super Friend by oncerSM reviews
After a terrible day without Mon-el Kara finds herself needing a friend to help her out. Who does she call on but Barry Allen? Long story short: He brings very alcoholic drinks, they get extremely drunk, and have some fun. AKA either the worst or best story EVER, you decide. Set in season 4 of Flash and season 3 of Supergirl
Rated: T - English - Hurt/Comfort - Chapters: 1 - Words: 1,065 - Reviews: 8 - Favs: 37 - Follows: 21 - Published: 11/2/2017 - Barry A./The Flash, Kara D./Supergirl, Alex D.
Finding Astra by CharmedMilliE- Karry Master reviews
On a completely new Earth when Kara's Twin sister returns with her new husband questioned are finally asked and secrets uncovered. Is Astra still alive? If so where is she? Part of the Millma Verse.
Rated: T - English - Family - Chapters: 5 - Words: 16,286 - Reviews: 32 - Favs: 58 - Follows: 47 - Updated: 10/26/2017 - Published: 9/28/2017 - [Barry A./The Flash, OC] [Kara D./Supergirl, Mon-El] - Complete
Heroes in College by Dewy908 reviews
Barry got his powers in high school and defeated all his villains up to the end of season 2. Kara has been hiding her powers. They both get a chance to practice there abilities and learn how to be or how to be a better hero at Young Justice and they both end up falling in love. Inspired by 'Adventures of Justice Academy' by Akiatta.
Rated: T - English - Romance/Adventure - Chapters: 15 - Words: 20,392 - Reviews: 51 - Favs: 77 - Follows: 56 - Updated: 10/25/2017 - Published: 8/3/2017 - [Barry A./The Flash, Kara D./Supergirl] - Complete
The Betrayed Hero by CosmicSpeedster reviews
Barry is betrayed and hurt by Iris when he found out that she was cheating on him behind his back.He goes to a person who will truly understand him, but will their friendship evolve into something more? A SuperFlash/Karry fanfic about love(obviously). Disclaimer: As much as I want to,I do not own The Flash
Rated: T - English - Romance/Drama - Chapters: 5 - Words: 4,939 - Reviews: 19 - Favs: 95 - Follows: 101 - Updated: 10/19/2017 - Published: 7/4/2017 - [Kara D./Supergirl, Barry A./The Flash]
A New Beginning by Red-Skye12 reviews
"With great power,comes with great responsibility." Waking up from the 10 months coma, Jared thought everything was fine until she learn the truth about her life.
Rated: K - English - Family - Chapters: 1 - Words: 41 - Reviews: 1 - Published: 10/14/2017 - Barry A./The Flash, Kara D./Supergirl, OC
Phantom by Lorris the Terror reviews
The story has nothing to do with the title. Let's just say that Barry and Kara meet twins known as the Twin Terrors Lorris and Nilla, and things get a little hectic from there. Party cannons, banana war, food fights, clones of villains, laughter, cheesiest romance ever, Cupid's Arrows flying all over the place, and supercalifragilisticexpialidocious. And llamas. WARNING: ATROCIOUS.
Rated: K+ - English - Humor/Adventure - Chapters: 11 - Words: 20,832 - Reviews: 6 - Favs: 2 - Follows: 2 - Updated: 10/10/2017 - Published: 6/8/2017 - [Barry A./The Flash, Kara D./Supergirl] OC, OC
Their Super Friends by cornholio4 reviews
A Karry oneshot Drabble. Barry and Kara the superpowered inter dimensional couple have a brief discussion on their fellow superheroes.
Rated: T - English - Romance/Humor - Chapters: 1 - Words: 633 - Reviews: 1 - Favs: 19 - Follows: 8 - Published: 10/10/2017 - [Barry A./The Flash, Kara D./Supergirl] - Complete
Heroes No More by Dewy908 reviews
After the Justice League fought Doomsday in Metropolis, with superman delivering the final blow, the unthinkable happened. Superman was dead. After the government decided that superheroes should operate under there supervision, and if not they will be hunted. This causes a divide among the heroes. They all have to pick a side, be a vigilante or work for the government. (Arrowverse)
Rated: T - English - Adventure/Romance - Chapters: 13 - Words: 13,783 - Reviews: 48 - Favs: 55 - Follows: 49 - Updated: 10/3/2017 - Published: 7/30/2017 - [Barry A./The Flash, Kara D./Supergirl] Oliver Q./The Arrow, Clark K./Superman - Complete
A Sweeter Harmony by moragh33 reviews
How much more fun would that Flash crossover musical episode have been if the Music Meister shipped Kara with Lena instead of that other guy? A whole bunch more fun is the answer you're looking for :)
Rated: T - English - Romance/Adventure - Chapters: 10 - Words: 34,748 - Reviews: 19 - Favs: 146 - Follows: 101 - Updated: 9/30/2017 - Published: 9/17/2017 - [Lena L., Kara D./Supergirl] Barry A./The Flash, Alex D. - Complete
In Another Universe by LiseBardKimley reviews
Kara Danvers is in for a surprise when Barry Allen, or the Flash, appears on her earth. But this isn't for a vacation (heroes never have those); Barry has reason to believe that in his universe, Krypton just exploded and two pods may be on their way to Earth-1.
Rated: K - English - Chapters: 8 - Words: 8,024 - Reviews: 17 - Favs: 74 - Follows: 66 - Updated: 9/29/2017 - Published: 5/24/2017 - Barry A./The Flash, Kara D./Supergirl, Alex D., Lena L. - Complete
Alternate Ending to Duet by Felicity Danvers reviews
Again bad at summaries Starts as WestAllen and Karamel ends as Karry/Superflash This is a really short one. This is a one-shot. Sorry, I don't really have the time or ideas to continue. This is Earth-47, well Barry's earth is, and Kara's is Earth-53.
Rated: K+ - English - Romance/Adventure - Chapters: 1 - Words: 925 - Reviews: 4 - Favs: 33 - Follows: 15 - Published: 9/27/2017 - [Barry A./The Flash, Kara D./Supergirl] - Complete
Almighty by fabargent reviews
When Kara awakens, it's dark. Beyond dark. It's almost pitch black. Except the green luminous lights that manage to dim before her. She tries to give her attentions to it. Tries to look for clues as to where she is in it's ominous glow. - Kara Danvers finds herself brought to Earth-1 by who, or what? She isn't quite sure. All she knows is, she's ready to find out [AU]
Rated: T - English - Mystery - Chapters: 1 - Words: 1,459 - Reviews: 8 - Favs: 17 - Follows: 27 - Published: 9/23/2017 - Barry A./The Flash, Iris W., Savitar, Kara D./Supergirl
Seems Like a Dream by FrenchToast24 reviews
Barry needs Karas help with a metahuman, but little do they know what the meta is capable of. It takes them to an alternate universe, where they have no powers and their lives are normal. Will they want to stay? Or will they fight to get home?
Rated: K+ - English - Hurt/Comfort/Friendship - Chapters: 1 - Words: 779 - Reviews: 3 - Favs: 3 - Follows: 2 - Published: 9/17/2017 - Barry A./The Flash, Kara D./Supergirl, Iris W., Mon-El
Cassie Danvers by serenitykid1378 reviews
Cassie Danvers travels to the past to fix her future. Supercorp. Snowbarry. Edited 9/18
Rated: K - English - Hurt/Comfort/Family - Chapters: 1 - Words: 8,387 - Reviews: 2 - Favs: 35 - Follows: 18 - Published: 9/13/2017 - Barry A./The Flash, Kara D./Supergirl, OC, Lena L. - Complete
Drunken Speedster by WolfKomoki
Of all the things that could have happened at 3:00 AM, a drunk Barry Allen stumbling into his apartment was not one of the things that Julian expected to happen. Who knew that there was an alien bar on Earth-38 that could get a speedster drunk?
Rated: T - English - Hurt/Comfort/Humor - Chapters: 1 - Words: 1,664 - Favs: 20 - Follows: 12 - Published: 9/7/2017 - Barry A./The Flash, Julian A./Dr. Alchemy, M'gann M'orzz/Miss Martian - Complete
I Won't Let This Happen by kbcountry37 reviews
Mon-El finds himself in the 30th century. He's found by a group of people who call themselves The Legion of Superheroes. Back in the 21st century, Winn and Kara have a plan up their sleeves to bring Mon-El back themselves, with some help from some friends, of course.
Rated: T - English - Angst/Romance - Chapters: 4 - Words: 9,554 - Reviews: 2 - Favs: 15 - Follows: 15 - Updated: 8/22/2017 - Published: 5/25/2017 - Barry A./The Flash, Iris W., Kara D./Supergirl, Mon-El
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
Don't Threaten Me With A Good Time by Ricky Pine reviews
***SPOILERS AHEAD FOR BOTH SUPERGIRL SEASON 2 AND THE FLASH SEASON 3. YOU'VE BEEN WARNED.*** Mon-El returns to National City, but he and Kara won't get much time to themselves. Not when Barry Allen drops by out of the Speedforce and Alex and Winn have some surprises in store for everyone.
Rated: T - English - Humor/Romance - Chapters: 1 - Words: 1,881 - Reviews: 2 - Favs: 19 - Follows: 13 - Published: 8/14/2017 - [Kara D./Supergirl, Mon-El] Barry A./The Flash, Alex D. - Complete
Supergirl v The Flash: When Two Worlds Collide by Fire Girl125 reviews
When Barry Allen stumbles upon National City following a fight with Zoom, he tries to blend in while finding his way home. There he meets Kara Danvers, and while a relationship develops, their superhero personas become enemies. But when Barry finds out Zoom is threatening to cease both worlds, The Flash and Supergirl are forced to team up in order to stop him.
Rated: T - English - Supernatural/Romance - Chapters: 11 - Words: 68,419 - Reviews: 142 - Favs: 204 - Follows: 247 - Updated: 8/8/2017 - Published: 7/19/2016 - [Barry A./The Flash, Kara D./Supergirl] Oliver Q./The Arrow, Hunter Z./Zoom
Sex & Loving Embraces by LilSunHi17 reviews
Love Between 2 Heroes Turns Steamy
Rated: M - English - Romance/Fantasy - Chapters: 1 - Words: 1,164 - Reviews: 9 - Favs: 30 - Follows: 18 - Published: 8/3/2017 - Barry A./The Flash, Kara D./Supergirl - Complete
Power Girl and The Flash by Captain Sigma- Karry Co-Master 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: 231 - Favs: 193 - Follows: 170 - Updated: 7/28/2017 - Published: 6/21/2016 - Barry A./The Flash, Cisco R., Jesse Q., Kara D./Supergirl - Complete
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