Flash and Arrow Crossovers
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United we stand by Stand with Ward and Queen reviews
Sequel to Sara's aberration. Seven months after Adrian Chase failed in his mission to destroy Oliver, various members of the community gather for Barry and Iris' wedding. However, what should be a joyous occasion is interrupted by invaders from another earth. As the heroes fight to save their earth and friends, Barry is unsure about what he really wants.
Rated: T - English - Sci-Fi/Adventure - Chapters: 17 - Words: 36,011 - Reviews: 54 - Favs: 43 - Follows: 34 - Updated: 8/17 - Published: 6/26 - Barry A./The Flash, Iris W., Dr. Caitlin S., Oliver Q./Arrow/Green Arrow - Complete
I Am Truly Lost (If He Can't See The Best In Me) by Ballycastle-Bat
AU: Oliver and Barry report to Earth Thirty-Eight to assist Kara in taking down a particularly nasty foe. Oliver learns that everything hasn't been taken from him, he still has just one fear. Barry Allen.
Rated: T - English - Hurt/Comfort - Chapters: 1 - Words: 964 - Published: 8/16 - Barry A./The Flash, Oliver Q./The Arrow, Barry A., Oliver Q./Arrow/Green Arrow - Complete
Scarlet Angel by DC-MarvelGirl 1997 reviews
After the aftermath of the singularity that nearly destroyed the entire city, Alicia Galloway never thought that on top of her grief for what had happened, that she'd be fighting Zoom and another unexpected enemy, and discovering a full multiverse of infinite Earths. Sequel to Flash and Angel.
Rated: T - English - Supernatural/Romance - Chapters: 24 - Words: 77,521 - Reviews: 53 - Favs: 12 - Follows: 11 - Updated: 8/15 - Published: 10/29/2017 - [Barry A./The Flash, OC] Iris W., Oliver Q./Arrow/Green Arrow
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)
Rated: T - English - Adventure/Friendship - Chapters: 51 - Words: 149,414 - Reviews: 86 - Favs: 243 - Follows: 237 - Updated: 8/14 - Published: 12/17/2017 - Barry A./The Flash, Oliver Q./Arrow/Green Arrow, Slade W./Deathstroke
My Little Flower (Angel Chronicles, 1) by MiyukiMash
Hannah Elizabeth Queen, a 19 year old girl who lost her family, was taking in by The Queens. Thought she was a normal girl, when one day she found herself conjuring a water element. How will she live her life? Will she be able to learn how to control it?
Rated: K+ - English - Family/Fantasy - Chapters: 17 - Words: 33,949 - Published: 8/13 - Oliver Q./Arrow/Green Arrow, John D./Spartan, Felicity S./Overwatch, OC
Tales of Earth-X by Writer207 reviews
Earth-X, the Earth so horrible it has no number. Citizens, resembling the inhabitants of Earth-1 and Earth-38, live under the strict regime of the New Reich, inspiring patriots and rebels alike. Sometimes they resemble their other-Earthly counterparts, but more often than not they are very different and are living different lives. (T because Earth-X)
Rated: T - English - Tragedy/Hurt/Comfort - Chapters: 2 - Words: 2,268 - Reviews: 2 - Favs: 3 - Follows: 3 - Updated: 8/12 - Published: 8/8
League of two Earths: new world by athenaFlashLightning reviews
When Earth-1 and Earth-38 merge into one, teams Flash, Arrow, Supergirl and Legends must unite. As new threats rise and old ones return, can the heroes stop those that threaten to destroy the whole Multiverse?
Rated: T - English - Adventure/Friendship - Chapters: 41 - Words: 181,473 - Reviews: 84 - Favs: 106 - Follows: 109 - Updated: 8/11 - Published: 3/9/2017 - Barry A./The Flash, Dr. Caitlin S., Cisco R., Oliver Q./Arrow/Green Arrow
Una tarde by DoppelGangerSeven reviews
Se había declarado a su socio y nada había salido como lo esperaba.
Rated: K - Spanish - Romance/Angst - Chapters: 1 - Words: 537 - Reviews: 1 - Published: 8/10 - Barry A./The Flash, Oliver Q./Arrow/Green Arrow - Complete
Michaela and the Sorceress by Scarlet Fitzwalter reviews
There's a new vigilante hero in Central City, a black clothed woman called the Sorceress, with a mysterious past. Mysterious, that is, until she meets a young girl named Michaela. After saving the vigilante's life, Michaela asks to aide the Sorceress in her work. With this, Michaela discovers adventure like she has never seen before and a tale filled with heroism and heartbreak.
Rated: T - English - Adventure/Sci-Fi - Chapters: 2 - Words: 7,023 - Reviews: 1 - Updated: 8/8 - Published: 8/5 - Barry A./The Flash, Iris W., Det. Joe W., Wally W.
Unjustifiable by CarVie16 reviews
New threats rise. Old threats return. A war is brewing, threatening to plunge the world into darkness. Team Flash, Team Arrow, the Legends, and Supergirl must unite to prevent the storm that comes their way. However, they must first each conquer their own obstacles in order to face the challenges ahead. (Based on Arrow S6, Flash S4, Supergirl S3, and Legends of Tomorrow S3)
Rated: T - English - Drama/Romance - Chapters: 31 - Words: 152,250 - Reviews: 188 - Favs: 65 - Follows: 58 - Updated: 8/8 - Published: 12/29/2017 - Barry A./The Flash, Dr. Caitlin S., Oliver Q./Arrow/Green Arrow, Black Siren/Earth-2 D. Laurel Lance
Perdiendo el hábito by PruePhantomhive reviews
Iris desapareció tras ir a Ciudad Star a investigar una nota. Para encontrarla, Barry terminó pidiendo la ayuda del alcalde Queen.
Rated: T - Spanish - Drama/Romance - Chapters: 7 - Words: 26,802 - Reviews: 13 - Favs: 14 - Follows: 12 - Updated: 8/6 - Published: 12/28/2017 - [Oliver Q./The Arrow, Barry A./The Flash]
Detenido en el tiempo by DoppelGangerSeven reviews
Cuando el tiempo le da una oportunidad a Barry
Rated: K - Spanish - Chapters: 3 - Words: 2,024 - Reviews: 2 - Favs: 1 - Follows: 1 - Updated: 8/6 - Published: 12/31/2017 - Barry A./The Flash, Oliver Q./Arrow/Green Arrow
Lo que no ven by DoppelGangerSeven
Sara Lance no entendía cómo todos soportaban esa situación y no hacían algo, tal vez era hora de cambiar las cosas.
Rated: K - Spanish - Romance - Chapters: 1 - Words: 406 - Published: 8/5 - Barry A./The Flash, Oliver Q./Arrow/Green Arrow - Complete
Possibilities by LycoX reviews
A series of one shots and ideas centered in the Arrow/Flash world. (Currently not accepting any idea requests)
Rated: T - English - Humor/Adventure - Chapters: 178 - Words: 273,820 - Reviews: 498 - Favs: 129 - Follows: 110 - Updated: 8/2 - Published: 3/5/2015 - Barry A./The Flash, Oliver Q./Arrow/Green Arrow, Tommy M., John D./Spartan
Hope From the Future by ArrowverseWriter2018
While Oliver is in prison, Felicity and William adjust to life with new identities in a new city. One day, a customer enters who gives her hope for the first time in a while.
Rated: K - English - Hurt/Comfort/Friendship - Chapters: 1 - Words: 512 - Published: 7/31 - Nora A., Felicity S./Overwatch
Lifeline by bitchin-flash reviews
Seduced by the promise of a glorious victory, Oliver chooses to fight against the Trojans to rescue Helen of Sparta. Barry, out of love and fear for his friend, follows Oliver into war; little knowing that the following years would test their steadfast friendship and their deepening bond. / Ancient Greece Olivarry AU
Rated: K - English - Romance/Hurt/Comfort - Chapters: 1 - Words: 7,725 - Reviews: 2 - Favs: 1 - Follows: 1 - Published: 7/30 - Barry A./The Flash, Oliver Q./Arrow/Green Arrow - Complete
doing the hero thing again by Nyame reviews
Barry swore to never time travel again. Unfortunately for him, and for Oliver and Kara, they really don't have a choice in the matter. Quite literally.
Rated: T - English - Humor/Parody - Chapters: 1 - Words: 3,685 - Reviews: 3 - Favs: 13 - Follows: 9 - Published: 7/27 - Complete
Jonas Dearden Investigations by LycoX reviews
After a premonition of a dark future the night before his return to Lian Yu from Russia disturbs his sleep, Oliver Queen sets out to discover if a key element of the vision is true. Upon learning it is, he vows to never again pick up the bow, instead opening a P.I. firm in Central City where he hires on newly-minted CSI, Barry Allen, and newcomer to Central City, Kara Danvers.
Rated: T - English - Friendship/Adventure - Chapters: 26 - Words: 45,307 - Reviews: 55 - Favs: 70 - Follows: 83 - Updated: 7/26 - Published: 1/15 - Barry A./The Flash, Oliver Q./Arrow/Green Arrow
DC Legends of High School by sup3rh3r0l0v3r reviews
Arrow, Flash, Supergirl, and LoT characters all in high school. Oliver survives senior year while saving the city. Barry learns about his speed while keeping his grades up. Kara contemplates using her powers while avoiding drama. All while Jax, Wally, James, Eddie, and Snart try to win the basketball championships coached by Dig. Alt stories and ships. Inspired by Xmen Evolution.
Rated: T - English - Sci-Fi - Chapters: 11 - Words: 18,297 - Reviews: 8 - Favs: 20 - Follows: 24 - Updated: 7/24 - Published: 4/8/2017 - Barry A./The Flash, Leonard S./Captain Cold, Wally W., Oliver Q./Arrow/Green Arrow
An earth where Arrow goes better by Phillipe363 reviews
Cisco with his vibe powers looks into another earth where Arrow went better compared to what it is now. For example no Felicity or Olicty to ruin things, a Oliver who is not a wimp and hopefully better seasons.
Rated: T - English - Adventure/Sci-Fi - Chapters: 2 - Words: 4,418 - Reviews: 7 - Favs: 15 - Follows: 9 - Published: 7/23 - [Oliver Q./Arrow/Green Arrow, Sara L.] Cisco R., Tommy M. - Complete
Celos by DoppelGangerSeven
Nada es lo que parece.
Rated: K - Spanish - Chapters: 1 - Words: 618 - Published: 7/22 - Barry A./The Flash, Oliver Q./Arrow/Green Arrow - Complete
Fleet of Foot by Cissa The Bookworm
Diana told them not to touch anything so what does Oliver do? Pick up an Amazon's sacred bow. Barry has to race the god Hermes to save them both from enslavement. Characterization based more on comic version of Oliver and TV/comic version of Barry. Olivarry Week: Day Four- Free Day
Rated: T - English - Romance/Drama - Chapters: 1 - Words: 2,527 - Favs: 4 - Follows: 1 - Published: 7/18 - Barry A./The Flash, Oliver Q./Arrow/Green Arrow - Complete
The New Gods by Cissa The Bookworm reviews
Where Oliver and Barry are a part of a new class of gods, trained by the ancient Greek gods themselves. Barry doesn't want to spend an eternity alone. Oliver can sympathize. Olivarry Week 2018 Day Two- Folklore/Mythology AU.
Rated: K - English - Romance/Fantasy - Chapters: 1 - Words: 1,457 - Reviews: 2 - Favs: 7 - Follows: 2 - Published: 7/16 - Barry A./The Flash, Oliver Q./Arrow/Green Arrow - Complete
Alohomora Love by Cissa The Bookworm reviews
Olivarry Week 2018: Day one- Supernatural/Fantasy AU Oliver is facing the difficult task of asking Barry Allen to the Yule Ball. Harry Potter AU.
Rated: K+ - English - Romance/Fantasy - Chapters: 1 - Words: 1,644 - Reviews: 2 - Favs: 8 - Follows: 5 - Published: 7/15 - Barry A./The Flash, Oliver Q./Arrow/Green Arrow - Complete
Mejor al tacto by DoppelGangerSeven
Lo había mirado durante minutos antes de decidir qué quería tocar.
Rated: K - Spanish - Chapters: 1 - Words: 223 - Favs: 2 - Published: 7/15 - Barry A./The Flash, Oliver Q./Arrow/Green Arrow - Complete
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