Arrow Crossovers
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The Canary: Year Two by Bl4ckHunter reviews
Sequel to THE CANARY. After the Undertaking, Sara and Jason have decided to move on and retire from the vigilante business due to the losses they've suffered because of their failures. But a new threat, endangering Sara's and Oliver's families and their friends forces her to put on the mask once again and Jason to uphold the forgotten promise he had made to the victims of his sins.
Crossover - Arrow & Batman - Rated: T - English - Adventure/Drama - Chapters: 9 - Words: 30,053 - Reviews: 9 - Favs: 12 - Follows: 15 - Updated: 10h - Published: 7/18 - Jason T./Red Hood, Black Canary/Earth-1 D. Laurel Lance, Sara L., Slade W./Deathstroke
Blood On My Name by RobinXVIII reviews
When Oliver finds John Constantine half-beaten to death. He takes him to the Arrow Cave and with the help of his team help the mage to recover. Olicity Pairing. Constantine WHUMP. Rated T for language. NO CHARACTER DEATHS.
Crossover - Arrow & Constantine - Rated: T - English - Hurt/Comfort/Supernatural - Chapters: 8 - Words: 9,295 - Reviews: 1 - Favs: 3 - Follows: 9 - Updated: 23h - Published: 5/30 - Oliver Q./Arrow/Green Arrow, Felicity S./Overwatch, J. Constantine
Interdimensional War by Flashraven reviews
Roy, Nyssa, Tatsu, and a very special person to Roy, return to help against the Dominators, and prepare to move to Earth 38 with Kara... but an enemy very familiar to Team Flash follows them, and starts a new reign of terror in National City. Can our quartet and Team Supergirl stop him before everyone in National City, including Kara, pays the price?
Crossover - Arrow & Supergirl - Rated: T - English - Adventure/Drama - Chapters: 4 - Words: 29,032 - Reviews: 11 - Favs: 9 - Follows: 16 - Updated: 10/19 - Published: 8/22 - Roy H./Arsenal, Nyssa al Ghul, Kara D./Supergirl, Alex D.
Dr Pervo - Book I - Chapter 4 (The Golden Birdcage) by MrXexposed
Felicity Smoak decides to take matters into her own hands and track down Stephanie Brown to warn her that a suspicious Halloween Party invitation is not from Tim Drake, and instead appears to be a trap. Despite her recent field training, Felicity might be getting in over her head by venturing into the secret hideout of Dr. Pervo and his stunningly beautiful accomplice, Erotica.
Crossover - Justice League & Arrow - Rated: T - English - Adventure/Romance - Chapters: 1 - Words: 781 - Published: 10/18 - Felicity S./Overwatch
tying up your loose ends by Moonlit Daybreak
In which Sara Lance fights some robots, encounters burnout, has a feelings sleepover, and finally kisses her best friend. (The first fic in this series, Least of All An Adventure, is referenced, and I suggest reading it first.)
Crossover - Arrow & Legends of Tomorrow - Rated: T - English - Romance - Chapters: 1 - Words: 2,643 - Published: 10/18 - [Jefferson Jax Jackson/Firestorm, Sara Lance/White Canary] Felicity S./Overwatch, Ray P.
Possibilities by LycoX reviews
A series of one shots and ideas centered in the Arrow/Flash world.
Crossover - Arrow & Flash - Rated: T - English - Humor/Adventure - Chapters: 126 - Words: 206,443 - Reviews: 348 - Favs: 98 - Follows: 87 - Updated: 10/18 - Published: 3/5/2015 - Barry A./The Flash, Oliver Q./Arrow/Green Arrow, Tommy M., John D./Spartan
Second Chances by AngstFueledSoul reviews
After his success in helping stop the Reverse Flash, the Arrow is called upon again to aide in the capture of Zoom. What happens when things go wrong and Oliver wakes up back in Starling City with a whole new set of second chances?
Crossover - Arrow & Flash - Rated: T - English - Mystery/Adventure - Chapters: 6 - Words: 8,701 - Reviews: 16 - Favs: 7 - Follows: 13 - Updated: 10/16 - Published: 9/25 - Oliver Q./Arrow/Green Arrow, Felicity S./Overwatch, Barry A./The Flash, Jay G./The Flash
Flash and Angel by KatyCatGleek1694 reviews
Alicia Galloway, special victim's unit officer, transfer from Starling City, ex-girlfriend of Roy Harper, and best friend of Barry Allen and Iris West, never thought that her life would change so drastically after being struck by lightning. Waking up from a coma six months later, Alicia discovers her startling ability to heal herself at an accelerated pace and fly. Rated T.
Crossover - Flash & Arrow - Rated: T - English - Supernatural/Romance - Chapters: 36 - Words: 167,408 - Reviews: 40 - Favs: 14 - Follows: 14 - Updated: 10/16 - Published: 7/21 - Barry A./The Flash, OC, Iris W., Roy H./Arsenal
Frustration by Ronnie Jane reviews
This is set in The Flash Invasion episode.
Crossover - Flash & Arrow - Rated: T - English - Hurt/Comfort/Friendship - Chapters: 6 - Words: 2,814 - Reviews: 9 - Favs: 11 - Follows: 7 - Updated: 10/16 - Published: 9/10
Lost and Found by Seven-years-ago reviews
Team Arrow has faced their own challenges. Team Winchester has overcome impossible odds. But to defeat this new enemy they'll have to work together. With the dark pasts of both sides coming to light and the odds stacked against them, death looms near. Will they be able to set their differences aside or will they have failed this city?
Crossover - Supernatural & Arrow - Rated: T - English - Supernatural/Suspense - Chapters: 10 - Words: 21,582 - Reviews: 5 - Favs: 7 - Follows: 9 - Updated: 10/16 - Published: 9/26 - Sam W., Dean W., Oliver Q./Arrow/Green Arrow, Felicity S./Overwatch
The battle of time by Stand with Ward and Queen reviews
Post Arrow 5x23/Flash 3x23. Barry expected to be sent to the Speed Force Prison for unending agony. Instead, he finds himself sent back in time to prevent The Undertaking. Forced to deal with a darker Oliver then he's ever known and a complicated plot of lies and secrets, Can Barry convince Oliver of the truth before its tool ate? Read to find out.
Crossover - Flash & Arrow - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 1,651 - Reviews: 41 - Favs: 34 - Follows: 44 - Updated: 10/16 - Published: 10/13 - Barry A./The Flash, Oliver Q./Arrow/Green Arrow, John D./Spartan
Girl's Night Out Therapy by BstnStrg13 reviews
Girl's night out has become a regular thing for Lucifer Morningstar's four favorite women. On this particular evening, they're joined by a young blonde from Star City with her own set of problems. As the drinks flow, Linda performs a little therapy. Friendships later bring the girls to Star City, with Lucifer not far behind. Oliver Queen and Constantine eventually join.
Crossover - Arrow & Lucifer - Rated: T - English - Humor/Supernatural - Chapters: 7 - Words: 33,682 - Reviews: 36 - Favs: 76 - Follows: 76 - Updated: 10/16 - Published: 12/18/2016 - Felicity S./Overwatch, Chloe D., Maze, L. Martin - Complete
Stars are Shining in the Dark by oncerSM reviews
AU of 4x01 "The Flash Reborn" when the Team Flash is unable to wake Barry up from his mental state and Team Arrow pays a visit "He's been like this for three weeks?" Oliver asked sadly looking towards Iris. "Almost a month. I come here every day to talk to him. And he talks back, just not to me".
Crossover - Flash & Arrow - Rated: K+ - English - Hurt/Comfort - Chapters: 1 - Words: 1,172 - Reviews: 1 - Favs: 10 - Follows: 11 - Published: 10/16 - Barry A./The Flash, Iris W., Oliver Q./Arrow/Green Arrow, Felicity S./Overwatch
Shadows From The Past by NN010 reviews
AU: Skye is an ARGUS agent and was on Lian Yu for a year before ARGUS found her and recruited her, she was on an undercover assignment in The Rising Tide hacker group when SHIELD found her while she was searching a building and her past starts to catch up with her. Full character list inside. Chapter release schedule running on Valve Time...
Crossover - Arrow & Agents of S.H.I.E.L.D. - Rated: T - English - Adventure/Mystery - Chapters: 8 - Words: 7,664 - Reviews: 14 - Favs: 43 - Follows: 50 - Updated: 10/15 - Published: 5/9/2015 - [P. Coulson, M. May] Slade W./Deathstroke, Skye/Daisy J.
Dr Pervo - Book I - Chapter 3 (Erotica) by MrXexposed
Unaware that the "Halloween Party" email invitation was not actually from Tim Drake (chapter 1), Stephanie Brown walks right into Dr. Pervo's elaborate trap.
Crossover - Justice League & Arrow - Rated: T - English - Adventure/Romance - Chapters: 1 - Words: 1,053 - Published: 10/15
If it doesn't burn it doesn't work by Scarlett Banderson reviews
A new villain is in town, and Team Flash, Arrow and Supergirl must all work together to stop him. When OC Abby Allen, Barry's little sister, ends up in danger, will they be able to save her in time? The Flash Fanfiction
Crossover - Flash & Arrow - Rated: K+ - English - Angst/Hurt/Comfort - Chapters: 2 - Words: 2,034 - Reviews: 1 - Favs: 1 - Follows: 3 - Updated: 10/15 - Published: 9/1 - Barry A./The Flash, Iris W., Oliver Q./Arrow/Green Arrow, Felicity S./Overwatch
My Demons by MrNoobishDude reviews
Laurel, shattered by the death of Tommy during The Undertaking, just wants to grieve. She finds comfort in Marcus Garcia, a newcomer to the Starling City with a mysterious past. But with the return of The Hood and a new vigilante killing members of Abstergo, Starling City must prepare for the coming battle...or perish to time.(Starting in Season 2)
Crossover - Assassin's Creed & Arrow - Rated: T - English - Crime/Mystery - Chapters: 2 - Words: 9,455 - Reviews: 3 - Favs: 12 - Follows: 13 - Updated: 10/15 - Published: 8/5 - [OC, Black Canary/Earth-1 D. Laurel Lance] Oliver Q./Arrow/Green Arrow, Felicity S./Overwatch
A Crack within Heroes by SkyfallTheTimeCat
The doctor falls through a crack in time and space, ending up in a parallel world, Starling City, where the Arrow acts as a hero in Starling along with Felicity Smoak, and Malcolm Merlyn roaming mysteriously. What will the Doctor do with Oliver if he ever finds out who he really is? What will he do if he sees Malcolm? Read the story to find out! Rated T just in case! :3
Crossover - Doctor Who & Arrow - Rated: T - English - Adventure/Sci-Fi - Chapters: 2 - Words: 1,504 - Follows: 1 - Published: 10/14 - 11th Doctor, Oliver Q./Arrow/Green Arrow, Felicity S./Overwatch, Malcolm M./Dark Archer
Dr Pervo - Book I - Chapter 2 (Dr Pervo's Secret Hideout) by MrXexposed
Stephanie Brown receives an email from her friend, Tim Drake, inviting her to a Halloween party. (In chapter 1) Felicity Smoak, who has been monitoring Internet transmissions, discovers the email is from a suspicious server located in a deserted warehouse in the plighted docks district. Unaware of the potential danger, Stephanie, dressed as Red Riding Hood, goes to the address.
Crossover - Justice League & Arrow - Rated: T - English - Adventure/Romance - Chapters: 1 - Words: 596 - Published: 10/14 - Felicity S./Overwatch
Nightmares by TheUnsocialRanter reviews
Barry goes to Starling City to assist Oliver in a mission, and ends up spending the night. While there, he has a nightmare about Patty, and Oliver and Felicity are the first ones to react.
Crossover - Flash & Arrow - Rated: T - English - Hurt/Comfort/Adventure - Chapters: 3 - Words: 2,191 - Reviews: 17 - Favs: 13 - Follows: 20 - Updated: 10/14 - Published: 8/19 - Barry A./The Flash, Oliver Q./Arrow/Green Arrow, Felicity S./Overwatch
Captain Smoak by VivaciousVerity18
"captain." felicity remembered natasha well as the russian slid forth a folder, "we have news for you that you'll be interested in." after going into hiding after the battle of new york, felicity rogers took the name smoak and tries to forget her past when natasha romanoff returns with news of james buchanon barnes. wintersmoak; past romangers and howard/felicity
Crossover - Marvel & Arrow - Rated: T - English - Chapters: 2 - Words: 2,126 - Favs: 2 - Follows: 4 - Updated: 10/14 - Published: 10/11 - [B. Barnes/Winter soldier, Felicity S./Overwatch] N. Romanov/Black Widow, Oliver Q./Arrow/Green Arrow
Dr Pervo - Book I - Chapter 1 (Overwatch) by MrXexposed
Felicity Smoak intercepts a suspicious Halloween Party invitation email that is allegedly from Tim Drake to Stephanie Brown. With all of the available Team Arrow members already on patrol, Felicity decides to take matters into her own hands. Utilizing her new field training skills, she ventures out to warn Stephanie of what appears to be a dangerous trap.
Crossover - Arrow & Justice League - Rated: T - English - Adventure/Romance - Chapters: 1 - Words: 593 - Follows: 1 - Published: 10/13
MY LIFE by Panda-Empress
My name is Donna-Rose Claire Spencer Queen and this is the story of my crazy messed up life. I hope you enjoy it because I didn't. I'm 17 but the story starts 12 years ago.
Crossover - Leverage & Arrow - Rated: T - English - Drama/Crime - Chapters: 1 - Words: 602 - Favs: 1 - Published: 10/13 - Eliot S., OC, Oliver Q./Arrow/Green Arrow, Thea Q.
Where We Left the Past by TheFacelessWanderer reviews
In the low point in his life Damon meets Felicity for the second time. Can she save him again? Or are they past too complicated?
Crossover - Vampire Diaries & Arrow - Rated: T - English - Romance/Family - Chapters: 11 - Words: 20,391 - Reviews: 21 - Favs: 38 - Follows: 69 - Updated: 10/12 - Published: 10/25/2016 - Damon S., Caroline F., Klaus, Felicity S./Overwatch
Training Each Other by delena61096 reviews
When Kara Zor-El finds out about James Olsen becoming Guardian, she decides that there is only one way she will let it continue: if the best human hero she knows trains him. But when Oliver Queen goes to National City, he finds more than he bargained for, and Kara and Oliver discover they can learn from each other too.
Crossover - Arrow & Supergirl - Rated: T - English - Adventure/Romance - Chapters: 18 - Words: 30,717 - Reviews: 89 - Favs: 76 - Follows: 102 - Updated: 10/11 - Published: 6/12 - Oliver Q./Arrow/Green Arrow, Felicity S./Overwatch, Kara D./Supergirl, James O.
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