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Fall of Arrowverse Trash by Phillipe363 reviews
Oliver's mysteriously died in the apartment only while Felicity and Diggle investigate, they get a surprise of a lifetime. A surprise one of them tried to keep buried as this secret stretches to Barry Allen and Sara Lance. Kate Kane, Ryan and Kara as criminals? How does it involve a Time Lord to? Find out.
Crossover - Flash & Arrow - Rated: T - English - Adventure/Friendship - Chapters: 1 - Words: 1,708 - Reviews: 5 - Favs: 3 - Follows: 3 - Published: 4/30 - [Barry A./The Flash, Patty S.] [Oliver Q./Arrow/Green Arrow, Sara L.] - Complete
To Hell and Back by Nyame reviews
The AU where Oliver, Barry, and Kara survive Lian Yu together for years, raising a baby Kal-El, and are eventually rescued – by the League of Assassins. (Note: This version is unedited. For main, edited version, go to AO3)
Crossover - Flash & Arrow - Rated: T - English - Adventure/Friendship - Chapters: 141 - Words: 442,884 - Reviews: 432 - Favs: 739 - Follows: 654 - Updated: 4/28 - Published: 12/17/2017 - [Barry A./The Flash, Iris W.] [Oliver Q./Arrow/Green Arrow, Black Canary/Earth-1 D. Laurel Lance]
What If Arrowverse Style by changingdestiny40 reviews
An Arrowverse rendition of "Marvel's What If" which explores different histories and scenarios across different Earths and involving alternate versions of its original heroes and protagonists based upon decisions made which deviate from the decisions of their Earth-1 and Earth Prime doppelgangers.
Crossover - Flash & Arrow - Rated: T - English - Adventure/Drama - Chapters: 4 - Words: 12,647 - Reviews: 12 - Favs: 12 - Follows: 12 - Updated: 4/25 - Published: 2/12 - Dr. Caitlin S., Cisco R., Black Canary/Earth-1 D. Laurel Lance, Nyssa al Ghul
For Justice (A Justice League United Story) by SiSiQueenofAngst0927
Everyone has a hero. A man or woman they look up to, aspire to be like, gives people the motivation and hope to be their best selves. But what defines a hero? Their courage, their heart, the heroics they perform, or is it the need to defend those who can't defend themselves. An AU Justice League story set in the arrowverse. Potential pairings: Clois, SnowBarry, Lauriver, SuperBat.
Crossover - Flash & Supergirl - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 2,275 - Favs: 1 - Follows: 1 - Published: 4/25 - [Clark K./Superman, Lois L.] Barry A./The Flash, J'onn J./Martian Manhunter
The PJ masks meet The Flash by suarez24 reviews
(The PJ masks meet The Flash) PJ masks and The Flash My name is Barry Allen, and I'm the fastest man alive. to the outside world I'm an ordinary forensic scientist but secretly with the help of my friends at start labs, I fight crime and find meta humans like me. In another universe lives three ordinary kids named Connor Amaya and Greg. but secretly they live a double life as supe
Crossover - PJ Masks & Flash - Rated: K - English - Adventure - Chapters: 2 - Words: 3,114 - Reviews: 1 - Favs: 1 - Follows: 1 - Updated: 4/23 - Published: 9/19/2021
To Be A God: A Flash Story by G4dgetJunior reviews
Eobard Thawne has changed time yet again, completely destroying Barry's life and leaving him with nothing. After being imprisoned in the Speed Force for millenia after millenia, Barry finally breaks free. But he is not the same as before... He is no longer a mortal man, but a god. The God Of Speed, Savitar. fear his wrath. For this is his story.
Crossover - Flash & Supergirl - Rated: T - English - Suspense/Hurt/Comfort - Chapters: 2 - Words: 2,136 - Reviews: 7 - Favs: 30 - Follows: 28 - Published: 4/11 - Barry A./The Flash, Eobard T./Impostor Harrison W./Reverse-Flash, Kara/Kara-El, Clark K./Kal-El
Naruto - Flash by FrostZero007 reviews
Naruto is reborn in the Allen family. This is the same Flash, but instead of Barry, the main character is Naruto. What decisions will he make and what will they lead to? Naruto / Harem.
Crossover - Flash & Naruto - Rated: M - English - Sci-Fi/Romance - Chapters: 7 - Words: 25,946 - Reviews: 94 - Favs: 342 - Follows: 384 - Updated: 4/10 - Published: 7/12/2020 - Dr. Caitlin S., Linda P., Patty S., Naruto U.
The Lightning-Struck TARDIS by Toaofwriting reviews
Studying abroad, Barry Allen was hoping for a fresh start, and got one when he met the Doctor. Join them as they travel through time and space, save planets, rescue civilizations, defeat terrible monsters, and do an awful lot of running. Seriously, there's gonna be an outrageous amount of running involved. Fusion-fic. Barry/Kara, Jack/everyone. No Flash knowledge required.
Crossover - Doctor Who & Flash - Rated: T - English - Adventure/Friendship - Chapters: 52 - Words: 134,696 - Reviews: 97 - Favs: 59 - Follows: 65 - Updated: 4/10 - Published: 9/30/2020 - 9th Doctor, 10th Doctor, Martha J., Barry A./The Flash - Complete
New Justice- Revenge Against the League by CharmedMilliE- Karry Master reviews
Crisis is over and life is returning to normal, but there are some loose ends from previous seasons that will come back to haunt the league. Who exactly wants revenge and what for?
Crossover - Flash & Supergirl - Rated: T - English - Adventure - Chapters: 12 - Words: 68,647 - Reviews: 71 - Favs: 20 - Follows: 18 - Updated: 4/10 - Published: 9/19/2021 - [Kara D./Supergirl, OC] [Mon-El, Winn S.]
We Dont Share the Same Blood by Coolestjoy30
Jordan Kent is drowning in guilt. Two people died and he couldn't save them. His parents would hate him. They would all hate him. So, he runs. - Cisco Ramon doesn't expect Superman's son to show up at ARGUS one day, but Cisco wasn't about to let Jordan get hurt more than he already was. The kid needs a hand, so Cisco would do all he could to help him
Crossover - Flash & Superman & Lois - Rated: K+ - English - Hurt/Comfort/Angst - Chapters: 2 - Words: 8,753 - Favs: 1 - Follows: 1 - Updated: 4/7 - Published: 4/3 - Cisco R., Kal-El/Clark Kent/Superman, Jonathan Kent, Jordan Kent - Complete
Star Wars: Special Forces by G4dgetJunior reviews
Barry Amidala Was Raised On Naboo By Padme's Family And His Life Is Very Different To That Of His Siblings. So Much So That He Is Inspired To Join The Empire. This Is His Story.
Crossover - Flash & Star Wars - Rated: T - English - Suspense/Fantasy - Chapters: 5 - Words: 4,074 - Reviews: 1 - Favs: 6 - Follows: 6 - Updated: 3/29 - Published: 3/13 - Barry A./The Flash, Commander Cody, Darth Vader, Cisco R.
Justice League War Games by edmaster2
With a warning from Rip Hunter, the Justice League will have to get to the next level as more dangers start to rise: an unending nightmare spreads around the earth, Iron Heights Prison breakout, extermination machines, and much more and worse.
Crossover - Flash & Arrow - Rated: T - English - Adventure/Friendship - Chapters: 5 - Words: 14,829 - Favs: 2 - Follows: 2 - Updated: 3/28 - Published: 12/17/2021 - Barry A./The Flash, Kendra S./Hawkgirl, Carter H./Hawkman, Oliver Q./Arrow/Green Arrow
Flash: The Fastest Avenger Alive! by Arrowverse And MCU Fan reviews
What will happen if the DC Universe and the MCU happened in the same universe. What will happen to our favourite super hero, The Flash. What will change? What kind of adventure lies before him. Check this out! Barry / Multi. Cover made by Karry-Verse.
Crossover - Flash & Avengers - Rated: T - English - Romance/Adventure - Chapters: 5 - Words: 3,464 - Reviews: 8 - Favs: 15 - Follows: 17 - Updated: 3/27 - Published: 3/1 - Barry A./The Flash, Dr. Caitlin S., Black Widow/Natasha R., Wanda M./Scarlet Witch
A Future We Can Live With by KitKatt0430 reviews
Maybe it started when Barry stole Mick from the Legends. Or it could have been when Eobard remembered that Captain Cold had been renowned in the original timeline as a brilliant strategist who regularly got one over on the Flash. Whenever it started, what matters is that it came together when Leonard Snart from 2014 showed up in Central City 2017 to find Mick busy with the Flash.
Crossover - Flash & Legends of Tomorrow - Rated: M - English - Humor/Hurt/Comfort - Chapters: 1 - Words: 8,946 - Reviews: 1 - Favs: 6 - Follows: 4 - Published: 3/26 - [Barry A./The Flash, Mick Rory / Heat Wave, Leonard Snart / Captain Cold] - Complete
El héroe de otra Tierra by Vengador Dragon
Barry tras estar probando el estabilizador de taquiones termina atravesando una brecha llevándolo a una Tierra alternativa, en donde conoce a Kara Danvers, juntos tienen como misión, hacer que vuelva Barry a casa, y lograr hacer que Kara recupere lo perdido en la Tierra, su familia
Crossover - Flash & Supergirl - Rated: T - Spanish - Adventure/Drama - Chapters: 10 - Words: 19,782 - Favs: 8 - Follows: 10 - Updated: 3/22 - Published: 4/20/2020 - [Barry A./The Flash, Kara D./Supergirl] Mon-El
The Raikiri of another Life by Michito Otsutsuki reviews
Naruto was killed but somehow he was brought back to life it the CW world as Naruto Wells, son of Tess Morgan and Harrison Wells. an accident has caused some unexpected points in Naruto's life and no one is the wiser. Watch how one choice changes all of Eobards plans.
Crossover - Flash & Naruto - Rated: M - English - Adventure/Sci-Fi - Chapters: 2 - Words: 9,640 - Reviews: 18 - Favs: 99 - Follows: 112 - Updated: 3/22 - Published: 3/20 - Barry A./The Flash, Dr. Caitlin S., Naruto U.
Doomsday by hunter41963801 reviews
A man was invited to Barry & Iris's wedding, But this man was different as he was a man that can travel to different dimensions and earths. But he soon becomes an ally to the heroes when Nazis attack the wedding. But they will soon find out that he has a dark secret.
Crossover - Flash & Arrow - Rated: M - English - Romance/Horror - Chapters: 3 - Words: 2,876 - Reviews: 6 - Favs: 16 - Follows: 13 - Updated: 3/19 - Published: 3/18 - [OC, Sara L., Nora W.A./XS, Mia Q./Blackstar]
Robin Meets The Arrowverse by StarlightFudo01 reviews
When the Team goes on a mission, Robin is swallowed up by Zeta Beams. He finds himself in a world that is different from his. People look different, different history, and there is no team. He is looking for a way with the the doppelgangers from this world to get home.
Crossover - Flash & Young Justice - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 1,378 - Reviews: 1 - Favs: 11 - Follows: 13 - Updated: 3/17 - Published: 3/14 - Barry A./The Flash, Oliver Q./The Arrow, Richard G./Robin
Red and the Canary by GeekyKinkle
Kylee is Barry Allen's friend and resident archer of Central City. Her connections to Oliver Queen and Sara Lance offer quite the crazy life story. The Monitor has warned them of doom and Kylee is trying to figure out her love life.
Crossover - Flash & Arrow - Rated: T - English - Romance/Adventure - Chapters: 8 - Words: 7,735 - Favs: 2 - Follows: 4 - Updated: 3/15 - Published: 11/22/2019
Revived arrow story by Pink ranger 13 reviews
What if Oliver Queen did get revived after crisis on infinite earths
Crossover - Arrow & Flash - Rated: K - English - Adventure/Family - Chapters: 3 - Words: 223 - Reviews: 1 - Favs: 4 - Follows: 4 - Updated: 3/9 - Published: 1/20/2020 - Oliver Q./Arrow/Green Arrow, Sara L., Barry A./The Flash, OC - Complete
Armageddon by Elyred3516 reviews
This is basically a One-Shot of what it would be like if the MCU was in Flash’s event; Armageddon
Crossover - Flash & Avengers - Rated: T - English - Humor/Sci-Fi - Chapters: 3 - Words: 6,712 - Reviews: 6 - Favs: 7 - Follows: 6 - Updated: 2/25 - Published: 1/25 - [Barry A./The Flash, Wanda M./Scarlet Witch] Eobard T./Impostor Harrison W./Reverse-Flash, Hawkeye/Clint B.
Warcraft Justice League: Spirit of Vengeance by Flash XS guy
After Varok Saurfang died in Mak'gora with Sylvannas, he did not go to the afterlife. As he was going, he is stopped by Jim Corrigan. Jim tells him that his destiny does not end here, that it's only the beginning. It's time that the Horde and the Alliance to have... Vengeance!
Crossover - Warcraft & Flash - Rated: T - English - Supernatural/Adventure - Chapters: 1 - Words: 1,300 - Published: 2/20 - Varok Saurfang, Deathwing, Barry A./The Flash, Cisco R. - Complete
Missing My Doe by Ember411
To Nora West Allen, Meadow was missing. To everyone else, Meadow Danvers was dead. Nora must travel back to 2022 to save Meadow. But of course with family's help because WHY NOT?
Crossover - Flash & Supergirl - Rated: T - English - Family - Chapters: 1 - Words: 1,590 - Favs: 2 - Follows: 2 - Published: 2/19 - Barry A./The Flash, Nora W.A./XS, Kara D./Supergirl, OC
A Weekend in Central by KitKatt0430
Oliver finally takes that weekend visit to Central City. Or, more specifically, to visit Barry Allen, hot CSI. (Alternate Universe - Alt Arrow Season 2 & Alt Pre-Series Flash)
Crossover - Flash & Arrow - Rated: T - English - Romance/Drama - Chapters: 1 - Words: 3,349 - Favs: 25 - Follows: 13 - Published: 2/15 - [Barry A./The Flash, Oliver Q./Arrow/Green Arrow] Iris W., Det. Joe W. - Complete
A Brother In Need Is A Brother Indeed by Mayatauric
Oliver has always been this strong wall of a guy, with lots of barriers set up. But, when he is hit by some terrible stuff, the people who were usually with him aren't there. But, end of the day, Oliver ends up getting help either way.
Crossover - Flash & Arrow - Rated: K - English - Friendship/Hurt/Comfort - Chapters: 1 - Words: 2,936 - Favs: 3 - Follows: 2 - Published: 2/14 - Barry A./The Flash, Dr. Caitlin S., Oliver Q./Arrow/Green Arrow, Detective Lance - Complete
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