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The Demon Of The Nine-Nine by
SSJ Lone Wolf reviews
It had been ten years since Noble Six joined the NYPD, following the fall of Reach, quickly moving through the ranks and making detective, but when he is transferred to the 99th precinct he finds his life flipped upside down when he had to work alongside the eccentric squad of the Nine-Nine. If his own past doesn't drive him insane...they certainly will!
Crossover - Halo & Brooklyn Nine-Nine - Rated: M - English - Chapters: 19 - Words: 141,309 - Reviews: 612 - Favs: 869 - Follows: 970 - Updated: 9/14 - Published: 10/5/2021 - SPARTAN-B312/Noble Six, Jake P., Amy S, Rosa D.
Life at the 99 with the LAPD by
carterry17
Amy reconciles with Teddy, so when the LAPD merges operations with them, Jake teams up with one of the Detectives to make her jealous, Meanwhile, Holt rekindles his rivalry with Madeline Wuntch and Charles and Rosa begin bonds with new friends.
Crossover - Brooklyn Nine-Nine & Lucifer - Rated: M - English - Romance/Drama - Chapters: 7 - Words: 15,554 - Favs: 1 - Follows: 1 - Updated: 3/21 - Published: 10/25/2022 - Jake P., Amy S, Lucifer M., Chloe D.
Food by
carterry17
Charles Boyle is a food critic, one of the most popular in New York, what happens when he talks to a former firefighter who works at a restuarant near Raleigh, stories are exchanged.
Crossover - Chicago Fire & Brooklyn Nine-Nine - Rated: K - English - Friendship - Chapters: 1 - Words: 223 - Favs: 1 - Follows: 1 - Published: 2/19 - P. Mills, Charles Boyle - Complete
Father of Mine by
carterry17
Jake Peralta is in heavy sorrow of not having his dad be there for him growing up, what happens when a doctor from Chicago who went through the same thing he did, encounters and talks to him about both of their situations.
Crossover - Brooklyn Nine-Nine & Chicago Med - Rated: K - English - Friendship/Hurt/Comfort - Chapters: 1 - Words: 187 - Published: 2/6 - Jake P., Sarah R. - Complete
Structure Fire by
carterry17
Instead of staying at his assigned corner, Jake Peralta goes to Sam Jepsen's house where his colleague Charles Boyle and former CPD Detective Erin Lindsay are staking out, but when he gets back to the corner, he finds it on fire and 51 just arriving on the scene.
Crossover - Chicago Fire & Brooklyn Nine-Nine - Rated: T - English - Drama - Chapters: 1 - Words: 667 - Favs: 1 - Published: 2/6 - M. Casey, K. Severide, Chief W. Boden, Jake P. - Complete
A Date With Her Crush by
Know It All Hermione
Amy Santiago has a crush on her co-workers best friend, she asks her out and they go on a date.
Crossover - Harry Potter & Brooklyn Nine-Nine - Rated: K+ - English - Romance - Chapters: 1 - Words: 1,235 - Favs: 2 - Follows: 2 - Published: 12/9/2022 - [Hermione G., Amy S] - Complete
A Date With A Coworker by
Know It All Hermione
Jake Peralta has a crush on his co-worker Harry Potter and after asking him out they go on a date.
Crossover - Harry Potter & Brooklyn Nine-Nine - Rated: T - English - Romance - Chapters: 1 - Words: 2,188 - Favs: 7 - Follows: 2 - Published: 12/9/2022 - [Harry P., Jake P.] - Complete
Disco Nine-Nine Backstreets by
Mr. Dusk
Had a thought of Harry and Kim in Brooklyn Nine-Nine's Backstreet Boys scene.
Crossover - Disco Elysium & Brooklyn Nine-Nine - Rated: T - English - Humor/Parody - Chapters: 1 - Words: 457 - Favs: 2 - Follows: 1 - Published: 9/14/2022 - Complete
Brooklyn nine-nine and Supernal by
QueenAnneboleyn1533
Dean and Sam meet Rosa and Jake
Crossover - Supernatural & Brooklyn Nine-Nine - Rated: K - English - Supernatural/Humor - Chapters: 1 - Words: 219 - Favs: 4 - Follows: 2 - Published: 5/19/2022 - Sam W., Dean W., Jake P., Rosa D.
From Miss Peralta, To Mrs Wick (John Wick) by
Animeloverforever1127 reviews
When Elena Peralta, twin sister of Jake Peralta meets a handsome stranger in a bar one night. She had no idea how much he would change her life. Now, let's follow the story of Brooklyn Nine-Nine, with Jake’s sister, and John WIck thrown into the mix. (Brooklyn Nine-Nine oc x John Wick)
Crossover - John Wick & Brooklyn Nine-Nine - Rated: T - English - Romance/Humor - Chapters: 1 - Words: 777 - Reviews: 1 - Favs: 14 - Follows: 9 - Updated: 2/5/2022 - Published: 8/13/2020 - [Jake P., Amy S] OC, Charles Boyle
Wizard trouble in Brooklyn by
amirdias02536
Detective Jake Peralta was given the weirdest case in his career when numerous victims were found mysteriously killed. He will soon realize that wizards exists in New York City.
Crossover - Wizards of Waverly Place & Brooklyn Nine-Nine - Rated: K+ - English - Crime/Mystery - Chapters: 4 - Words: 8,398 - Favs: 1 - Published: 1/30/2022 - Alex R., Justin R., Jake P., Amy S - Complete
iVisit the Nine-Nine by
amirdias02536
Carly and Sam are doing a special webisode about the NYPD on iCarly, and they are touring the precinct where one of their fans, who is a detective, is currently working at, Jake Peralta!
Crossover - iCarly & Brooklyn Nine-Nine - Rated: K - English - Humor/Adventure - Chapters: 1 - Words: 3,882 - Favs: 3 - Follows: 4 - Published: 12/2/2021 - Carly S., Sam P., Jake P. - Complete
iPsycho against the Nine-Nine by
amirdias02536
When Nora Dershlit escapes from prison and seeks revenge on the iCarly gang, the 99th Precinct of the NYPD must find her before she does.
Crossover - iCarly & Brooklyn Nine-Nine - Rated: K+ - English - Humor/Crime - Chapters: 5 - Words: 5,960 - Favs: 5 - Follows: 3 - Published: 12/2/2021 - Nora, Jake P., Amy S, Charles Boyle - Complete
the kids are losing their minds by
WordAddict618 reviews
When Peter is caught after a drug deal by officers from the 99th Precinct, no one quite knows what to do. One thing is for sure though, Peter knows that after this there's no way Tony will let him keep the suit.
Crossover - Avengers & Brooklyn Nine-Nine - Rated: K+ - English - Humor - Chapters: 1 - Words: 2,339 - Reviews: 3 - Favs: 23 - Follows: 13 - Published: 8/26/2021 - Iron Man/Tony S., Spider-Man/Peter Parker, Jake P., Gina L. - Complete
The Black Widow and her Prey by
Lois128 reviews
AU. Pre-Brooklyn Nine-Nine Season 8. Post-Endgame. Rosa is still a detective in this. All of the Avengers are still alive. After being with Rosa Diaz for a while, Natasha Romanoff feels like it's time to take their relationship to the next level and show how committed she is to her love for this amazing woman that she has fallen hard for.
Crossover - Avengers & Brooklyn Nine-Nine - Rated: T - English - Romance/Friendship - Chapters: 3 - Words: 12,331 - Reviews: 2 - Favs: 7 - Follows: 6 - Updated: 8/26/2021 - Published: 8/19/2021
Supernatural nine-nine by
Lilisu
Voici le crossover que nul n'attendait et que personne ne voulait : Supernatural x Brooklyn nine-nine ! Dans cet épisode, Lucifer rencontre un certain lieutenant de la police de New York... En sortiront-ils indemnes ? Du Diable et du flic, qui remportera ce duel au sommet ?
Crossover - Supernatural & Brooklyn Nine-Nine - Rated: K - French - Parody/Humor - Chapters: 1 - Words: 1,783 - Favs: 3 - Follows: 1 - Published: 5/30/2021 - Lucifer, Charles Boyle - Complete
The New Addition (HIATUS!) by
omdswtfwaswrongwme reviews
The nine nine have a new captain and they don't know how to react as the mystery walk through the door, rated t because you know me
Crossover - Percy Jackson and the Olympians & Brooklyn Nine-Nine - Rated: T - English - Chapters: 4 - Words: 1,820 - Reviews: 9 - Favs: 20 - Follows: 23 - Updated: 3/28/2021 - Published: 12/25/2020
The Hunt by
Jacobh355 reviews
Continuing the stories from "It's Only The Beginning" and "Let The Game Begin." The BAU and 99 are hunting a serial killer who has taunted all of them! Can they catch him before it's too late?
Crossover - Criminal Minds & Brooklyn Nine-Nine - Rated: M - English - Crime/Humor - Chapters: 1 - Words: 1,203 - Reviews: 2 - Favs: 9 - Follows: 8 - Published: 3/22/2021 - E. Prentiss, S. Reid, Jake P., Amy S
Out of Touch by
CheerleadingGymnasticsGrrl
Theodora Campeau has known the Whitly family her entire life. What happens when she's forced to come to terms with the return of Malcolm Bright, and all the memories he brings with him? I don't own B99, or Prodigal Son or the characters in the shows, I do own my OCs.
Crossover - Brooklyn Nine-Nine & Prodigal Son - Rated: M - English - Hurt/Comfort/Romance - Chapters: 1 - Words: 2,283 - Favs: 1 - Follows: 1 - Published: 2/8/2021 - Rosa D., Malcolm B., Ainsley W., OC
Psych Nine-Nine by
Bam27 reviews
The Food Truck Bandit is on the loose and Captain Holt is going to need some volunteers to hunt him down. Gina brings back a psychic to the 99.
Crossover - Psych & Brooklyn Nine-Nine - Rated: T - English - Humor/Friendship - Chapters: 7 - Words: 8,749 - Reviews: 2 - Favs: 5 - Follows: 5 - Published: 2/4/2021 - Complete
Auror 99 by
adenei6 reviews
Crossover AU where a magical fugitive (OC) is wanted by both the Aurors and Brooklyn's 99th Precinct. The Golden Trio is sent undercover to New York by Kingsley to team up with Jake and the gang to work the case and catch the bad guy. Will they be able to do it without the squad finding out the true identities of the Golden Trio?
Crossover - Harry Potter & Brooklyn Nine-Nine - Rated: T - English - Humor/Parody - Chapters: 15 - Words: 39,738 - Reviews: 22 - Favs: 42 - Follows: 30 - Updated: 1/18/2021 - Published: 11/14/2020 - Complete
Harry Potter and the Demanding Teacups by
SvelteMaple1075 reviews
Starts in Harry's first year at Hogwarts, obviously AU for Brooklyn Nine Nine. The squad joins Hogwarts after a 'small' incident at Ilvermorny, there they meet British legend 'The Boy Who Lived'. Should follow the general storyline of Harry Potter but with the detectives (and Gina) of the nine nine introduced in too. (Peraltiago later on, maybe)
Crossover - Harry Potter & Brooklyn Nine-Nine - Rated: T - English - Friendship/Adventure - Chapters: 4 - Words: 3,511 - Reviews: 1 - Favs: 3 - Follows: 2 - Published: 8/10/2020 - Harry P., Hermione G., Amy S, Jake P.
I shine because of you by
Charlie Cecilia
Jake freaks out when he realizes he has fallen to earth from his home in the sky again and wants to go back home. Amy is tired of being outdone by her brothers and wants to outshine them for once. So she is determined to show Jake to her family. But she didn't count on Jake annoying her all the way home or that she would fall for him and Jake never thought he could love a human.
Crossover - Stardust & Brooklyn Nine-Nine - Rated: K - English - Romance/Adventure - Chapters: 1 - Words: 1,129 - Published: 7/3/2020 - Jake P., Amy S, Rosa D., Gina L.
Of Husbands and Hushed Conversations by
TheLadyMuse reviews
That one Flash/B99 crossover (But seriously, Holt and Singh gay married police captains must meet up) Singhaway, ColdWave and Raymond/Kevin
Crossover - Flash & Brooklyn Nine-Nine - Rated: K - English - Friendship - Chapters: 1 - Words: 1,839 - Reviews: 1 - Favs: 2 - Follows: 1 - Published: 11/7/2019 - Capt. David S., Leonard S./Captain Cold, Ray H. - Complete
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