Grim Adventures of Billy & Mandy Crossovers
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Las sombrias aventuras de Steven Universe by zangaman reviews
Acompaña a Steven junto con Puro Hueso en una Aventura mágica y sombría. (leve croosver con otras series)
Crossover - Grim Adventures of Billy & Mandy & Steven Universe - Rated: T - Spanish - Friendship/Adventure - Chapters: 56 - Words: 104,415 - Reviews: 86 - Favs: 28 - Follows: 24 - Updated: 9/6 - Published: 5/25/2018 - [Steven U., Peridot] Grim
The Grim Adventures of Lincoln and Lucy by Mr. Dusk reviews
After a series of bets, the Grim Reaper ends up becoming a permeant guest in The Loud House. Things are about to get more supernatural than they already were, at least now it's justified.
Crossover - Grim Adventures of Billy & Mandy & Loud House - Rated: T - English - Humor/Horror - Chapters: 16 - Words: 29,395 - Reviews: 56 - Favs: 87 - Follows: 87 - Updated: 7/4 - Published: 5/3/2022 - Grim, Lincoln L., Lucy L.
Grim Adventures Of Caillou by Shaeril Cutiepasta McBrown reviews
Caillou moves in next door to The Grim Reaper in Endsville and meets Billy and Mandy.
Crossover - Caillou & Grim Adventures of Billy & Mandy - Rated: M - English - Chapters: 1 - Words: 61 - Reviews: 1 - Published: 7/2
The Demon-Who-Lived by computerman275 reviews
No one believed it to be a reality...not even the Dark Lord himself...not even James...but it was true...the demon from the center of the earth fathered ANOTHER son...because of a misunderstanding...and who's known as the Boy-Who-Lived. Rated M because of language and violence. UP FOR ADOPTION
Crossover - Harry Potter & Grim Adventures of Billy & Mandy - Rated: M - English - Family/Adventure - Chapters: 26 - Words: 80,628 - Reviews: 41 - Favs: 190 - Follows: 176 - Updated: 6/26 - Published: 6/13/2016 - Harry P., Mandy, Nergal Jr., Nergal
The Grim Adventures of Dipper and Mable by The Cowardly Christian reviews
What if instead of Billy and Mandy, it was DIPPER and MABLE who won that fateful bet? Right before their epic journey to Gravity Falls? Will the twins survive the great supernatural forces arrayed against them...er, I mean...the even MORE supernatural forces arrayed against them? Tune in to fined out!
Crossover - Grim Adventures of Billy & Mandy & Gravity Falls - Rated: T - English - Supernatural/Sci-Fi - Chapters: 3 - Words: 3,531 - Reviews: 25 - Favs: 42 - Follows: 39 - Updated: 6/9 - Published: 10/29/2021 - Grim, Dipper P., Mabel P.
And Gory Gory! by bereczkiandedonia
A ultimate bloody and gore revenge rocks the Billy és Mandy kalandjai a kaszással and Gonosz con Carne characters and, it will come out ugly, the Krowten Nootrac Europe incident. The Billy és Mandy kalandjai a kaszással and Gonosz con Carne characters discover that the incident opened by Katz Kandy which was belching up from within to inflict Katz's ultimate bloody and gore revenge
Crossover - Courage: The Cowardly Dog & Grim Adventures of Billy & Mandy - Rated: M - English - Mystery/Horror - Chapters: 2 - Words: 10,385 - Updated: 4/15 - Published: 4/14 - Katz, Billy, Mandy, Grim
A ghost barrage by Angry9guy reviews
Forces collide when orbs are making everyone angry Billy, Mandy, Grim must team up with Molly and Scrath to save the day
Crossover - Grim Adventures of Billy & Mandy & Ghost and Molly McGee - Rated: K+ - English - Humor/Adventure - Chapters: 1 - Words: 274 - Reviews: 1 - Favs: 2 - Follows: 1 - Published: 2/18 - Mandy, Billy, Molly M., Scratch
Ace Window: Journey On by AceWindow
Reboot of my main series! been too long!
Crossover - Star Wars & Grim Adventures of Billy & Mandy - Rated: M - English - Adventure/Supernatural - Chapters: 3 - Words: 4,825 - Updated: 2/17 - Published: 1/26
The Multiversal Nexus: Misplaced Weaponry by StaticShock01 reviews
Grim and Ruby have a bit of a mix up with their scythes. Part of the Multiversal Nexus short story series.
Crossover - Grim Adventures of Billy & Mandy & RWBY - Rated: K - English - Humor - Chapters: 1 - Words: 1,318 - Reviews: 3 - Favs: 1 - Published: 12/29/2022 - Mandy, Grim, Billy, Ruby R. - Complete
Twin Reapers (a CN City fanfic) by TsuTsuK85 reviews
Set after GAOBAM, Billy and Mandy are now high schoolers, when in a sudden twist of fate, Grim returns with news. Mysteriously, Grim’s scythe divided into two, leaving him jobless and the world without a reaper. Now Billy and Mandy must take on the job, learning more about the mysteries of CN City and its past.
Crossover - Cartoon X-overs & Grim Adventures of Billy & Mandy - Rated: T - English - Supernatural/Adventure - Chapters: 3 - Words: 7,171 - Reviews: 1 - Favs: 3 - Follows: 4 - Updated: 3/30/2022 - Published: 5/5/2021
LJ and Zofia's Thanksgiving in Atlantis by PerkyGoth14 reviews
After a very action-packed and adventurous Halloween, LJ and Zofia are going with their parents to visit their Uncle Milo and Aunt Kida in time for Thanksgiving. They then meet up with the Fudo family as well as Jenny Foxworth and Lee Clark as they spend the family holiday with other family and even including the plucky underdog of Endsville himself: Irwin.
Crossover - Grim Adventures of Billy & Mandy & Atlantis: The Lost Empire - Rated: K+ - English - Family/Adventure - Chapters: 8 - Words: 27,338 - Reviews: 2 - Favs: 5 - Follows: 4 - Updated: 11/29/2021 - Published: 11/28/2021 - [Irwin, OC] [Milo J. T., Kida/Kidagakash] - Complete
The Grappler in a New World by spawn123 reviews
I feel like Baki doesn't get enough love so I wrote this story. This has some jokes that might be offensive in some mater to race, religion, and etc. Also Harem for Baki. also Baki will be a little oc. All characters in the story are owned by there owners not me I don't own anything.
Crossover - Baki the Grappler/グラップラー刃牙 & Grim Adventures of Billy & Mandy - Rated: M - English - Adventure/Humor - Chapters: 2 - Words: 8,805 - Reviews: 1 - Favs: 10 - Follows: 10 - Updated: 5/14/2021 - Published: 12/15/2020
Future Of Mandy by MrDilly reviews
"With Grim and Billy gone, Mandy has taken over Sector V and Grim's powers along with it. How will the Future be now?"
Crossover - Codename: Kids Next Door & Grim Adventures of Billy & Mandy - Rated: M - English - Sci-Fi/Tragedy - Chapters: 2 - Words: 1,590 - Reviews: 1 - Favs: 2 - Follows: 1 - Updated: 4/21/2021 - Published: 4/18/2021
Los Chicos del Barrio: El Coco by Franco simplemente
El plan del Coco sufre un ligero cambio y pronto deberá pagar las consecuencias.
Crossover - Codename: Kids Next Door & Grim Adventures of Billy & Mandy - Rated: K+ - Spanish - Supernatural/Adventure - Chapters: 1 - Words: 1,352 - Favs: 1 - Follows: 1 - Published: 4/1/2021
The Grim Adventures of Kids Next Door by PerkyGoth14 reviews
LJ, Zofia, and their friends are hanging around The Kids Next Door and are soon given a distress call in Endsville of all places. There, they run into Billy who gets in trouble with Grim's scythe and his dad's pants (it makes much more sense in context) and soon get even more trouble when Mandy ambushes the KND and The Delightful Children from Down the Lane get involved.
Crossover - Codename: Kids Next Door & Grim Adventures of Billy & Mandy - Rated: K+ - English - Adventure/Horror - Chapters: 4 - Words: 9,745 - Reviews: 2 - Favs: 16 - Follows: 12 - Updated: 3/25/2021 - Published: 3/21/2021 - Nigel U./Numbuh 1, DCFDTL, Mandy, Billy - Complete
The Grim Loud Adventures by The Storyteller993 reviews
Lincoln forgott about Lucy's birthday . He nedeed a present really bad for his little sister, then he shows up . And because of a bet which he lost The Grim Reaper ends up as Lucy's birthday present being her friend forever living with the Loud Family. Now the Louds and Grim have multiple grim adventures. Also Humor category . I dont own the Loud House and the Grim Adventures
Crossover - Grim Adventures of Billy & Mandy & Loud House - Rated: T - English - Parody/Supernatural - Chapters: 21 - Words: 23,095 - Reviews: 59 - Favs: 76 - Follows: 73 - Updated: 12/25/2020 - Published: 5/28/2019 - Grim, Lincoln L., Lucy L.
Foster's Grim Home for Billy & Mandy by TheCwazyCrowla reviews
When Bloo brings Fred Fredburger into his world, Grim and his friends must bring Fred back (OCs included).
Crossover - Foster's Home for Imaginary Friends & Grim Adventures of Billy & Mandy - Rated: K+ - English - Humor/Horror - Chapters: 4 - Words: 2,278 - Reviews: 2 - Favs: 3 - Follows: 1 - Updated: 11/8/2020 - Published: 10/18/2020 - Bloo, Mac, Billy, Mandy - Complete
Pac-man and the ghostly adventures: Billy and Mandy's return by Theresa Beall reviews
In 2013, Maxwell Atoms and Avi Arad teamed up to create a horror crossover of all time! This horror story comes up as Grim returns along with Billy and Mandy in Pac-man and the ghostly adventures!
Crossover - Grim Adventures of Billy & Mandy & Pac-Man and the Ghostly Adventures - Rated: K+ - English - Horror/Adventure - Chapters: 1 - Words: 1,293 - Reviews: 1 - Published: 10/16/2020
Entwined Destinies by MasterMind13
What is life to you when it is reborn as a new whole? What awaits you? What would the outcome be? And what would be the result when it all aligns well?
Crossover - Samurai Jack & Grim Adventures of Billy & Mandy - Rated: K - English - Friendship - Chapters: 1 - Words: 2,500 - Favs: 2 - Follows: 1 - Published: 9/30/2020 - Jack, Ashi, Mandy, Billy - Complete
Mandy's Spring Break with Gaz by Squishy Belly Lover reviews
Mandy spends Spring Break with Gaz Membrane playing video games and eating pizza.
Crossover - Grim Adventures of Billy & Mandy & Invader Zim - Rated: T - English - Friendship - Chapters: 6 - Words: 3,472 - Reviews: 1 - Favs: 4 - Follows: 2 - Updated: 6/17/2020 - Published: 3/27/2020 - Gaz, Mandy
Monado Morons by Yoshizilla-Rhedosaurus
The crossover 10 years in the making that no one asked for leads to Grim, Billy, and Mandy contending with the powers of the Monado.
Crossover - Grim Adventures of Billy & Mandy & Xenoblade Chronicles - Rated: K+ - English - Humor/Supernatural - Chapters: 2 - Words: 407 - Favs: 1 - Follows: 1 - Updated: 6/12/2020 - Published: 6/10/2020 - Mandy, Grim, Billy, Shulk
Return of a Prankster by ed edd n eddy IN MINECRAFT reviews
After their adventure in Nowhere, the Louds end up in Endsville where they meet up Billy, Mandy, and the Grim Reaper himself. But thinks get complicated when an old enemy returns to seek vengeance on the trio, especially Grim.
Crossover - Grim Adventures of Billy & Mandy & Loud House - Rated: K+ - English - Humor/Adventure - Chapters: 4 - Words: 6,135 - Reviews: 53 - Favs: 18 - Follows: 12 - Updated: 4/20/2020 - Published: 4/30/2019 - Mandy, Jack, Billy, Lincoln L.
The Grim adventures of the Louds by The Deviser reviews
(Read for details)
Crossover - Grim Adventures of Billy & Mandy & Loud House - Rated: K - English - Humor/Supernatural - Chapters: 2 - Words: 600 - Reviews: 1 - Follows: 1 - Updated: 1/22/2020 - Published: 12/30/2019 - Mandy, Grim, Billy
Your New Best Friend Spinel by SnoWhyte reviews
Spinel accidentally stumbles upon a strange town while searching for Steven Universe.
Crossover - Grim Adventures of Billy & Mandy & Steven Universe - Rated: K+ - English - Humor/Friendship - Chapters: 2 - Words: 788 - Reviews: 6 - Favs: 5 - Follows: 8 - Published: 12/18/2019 - Grim, Nergal, Spinel
Invader Grim by Nico C-137 reviews
Billy opens a portal with Grim's scythe, taking his friends on a misadventure to a version of Earth, where everyone is especially stupid, and the goth style is the norm. Zim steals the scythe, but Dib is here to save the day, even if nobody believes him. Meanwhile, Gaz and Mandy become close friends.
Crossover - Invader Zim & Grim Adventures of Billy & Mandy - Rated: T - English - Supernatural - Chapters: 1 - Words: 444 - Reviews: 3 - Favs: 10 - Follows: 9 - Updated: 11/17/2019 - Published: 7/29/2018
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