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Super RWBY Gaiden by Nan the Keyblade Master reviews
A collection of side stories in the Super RWBY Universe! Just what shenanigans is gonna go on here? Let's all dive in!
Crossover - Mario & RWBY - Rated: T - English - Chapters: 151 - Words: 555,061 - Reviews: 1369 - Favs: 64 - Follows: 50 - Updated: 31m - Published: 10/6/2020 - Mario, Luigi, Team RWBY
Plum Poots Pokemon by Yoshizilla-Rhedosaurus
Plum realizes that breaking wind is custom in the Pokemon world.
Crossover - Pokémon & Mario - Rated: K+ - English - Chapters: 1 - Words: 157 - Published: 15h - Plum
Captain Toad Farting Touhou Poots by Yoshizilla-Rhedosaurus reviews
Captain Toad ends up farting in the methane making world of Touhou.
Crossover - Mario & Touhou Project - Rated: T - English - Fantasy - Chapters: 14 - Words: 1,604 - Reviews: 4 - Favs: 1 - Follows: 1 - Updated: 17h - Published: 7/13/2021 - Captain Toad
Braptain Craptain Toad by Yoshizilla-Rhedosaurus reviews
Captain Toad farting his way through the various facets of life.
Crossover - Mario & Misc. Games - Rated: T - English - Adventure/Humor - Chapters: 29 - Words: 4,614 - Reviews: 1 - Favs: 3 - Follows: 3 - Updated: 18h - Published: 1/8/2021 - Captain Toad
Super RWBY 3D Land by Nan the Keyblade Master reviews
Bowser has kidnapped Peach once more, and it's up to the Mario Bros, RWBY and their teams to put a stop to Bowser and rescue the princess! But will it be as easy as it seems?
Crossover - Mario & RWBY - Rated: T - English - Adventure/Humor - Chapters: 18 - Words: 92,721 - Reviews: 255 - Favs: 32 - Follows: 24 - Updated: 22h - Published: 6/1 - Mario, Luigi, Team RWBY, Team STRQ
Ocean Amotion by ktlnboyle
Mario travels back to 17th century England via a time machine to deal with Bowser and a bunch of swashbuckling pirates to take back treasure belonging to rich English families. Rated T for violence, language, and realistic problems.
Crossover - Mario & Fire Emblem - Rated: T - English - Adventure/Drama - Chapters: 3 - Words: 3,427 - Updated: 7/18 - Published: 7/6 - Mario, Luigi, Yoshi, Greil Mercenaries
Isle Delfino by Yoshizilla-Rhedosaurus reviews
From the main hub Delfino Plaza to the windy Bianco Hills, from the busty Ricco Harbor to the lively Gelato Beach, from the exciting Pinna Park to the relaxing Sirena Beach, from the cozy Noki Bay to the high Pianta Villager, and from the small Delfino Airstrip to the awe inspiring volcanic Corona Mountain, all over this huge tropical island is fun awaiting you!
Crossover - Mario & Super Smash Brothers - Rated: T - English - Adventure/Supernatural - Chapters: 34 - Words: 11,180 - Reviews: 5 - Favs: 11 - Follows: 4 - Updated: 7/18 - Published: 7/17/2013 - Petey Piranha, Dry Bowser, Toadette, Toadsworth
Search for the Diamond of Destiny by ktlnboyle
When the legendary Diamond of Destiny is snatched up by Bowser, Mario and his friends go on a harsh adventure to get it back, only for them to travel across the Real World to search for it. However, Mario does not know that Bowser has plans to sell the historical diamond at a New York City pawn shop along with other jewels. Rated T for language and action scenes.
Crossover - Mario & Game X-overs - Rated: T - English - Adventure/Crime - Chapters: 5 - Words: 6,697 - Favs: 1 - Updated: 7/17 - Published: 6/22 - Mario, Luigi, Yoshi
Attack on Britannia by ktlnboyle
The sequel to The World At Its Loss with Mario and The Seven Deadly Sins. Five months have passed since the Crisis of the World ended, and Mario was destined to see the Seven Deadly Sins and their allies again. However, when Bowser finds this out, he wants to put more work into Mario by overthrowing the king of Liones and taking over the land. Rated T for violence and language.
Crossover - Mario & Seven Deadly Sins/七つの大罪 - Rated: T - English - Adventure/Fantasy - Chapters: 5 - Words: 6,809 - Updated: 7/17 - Published: 7/3 - Mario, Luigi, Yoshi, Meliodas - Complete
Super Loud Bros 2 by TheMarioMan7809 reviews
A visit from the Mario Bros turns into another rescue mission, when Lincoln's sisters get kidnapped once again. Lincoln must return to the Mushroom Kingdom with the Mario Bros and team up with Sonic, Kirby, Tails, Amy, Knuckles, Daisy, and Rosalina to save his sisters from Bowser and Eggman.
Crossover - Mario & Loud House - Rated: K - English - Adventure/Friendship - Chapters: 15 - Words: 22,098 - Reviews: 6 - Favs: 6 - Follows: 2 - Updated: 7/16 - Published: 5/18 - Mario, Luigi, Ronnie Anne S., The Loud Siblings - Complete
Super Loud Bros by TheMarioMan7809 reviews
Lincoln and his sisters end up the Mushroom Kingdom and they must get help from Mario and his friends to get them back home before their parents get back from vacation. But a bigger threat is planning to destroy the Mushroom Kingdom
Crossover - Loud House & Mario - Rated: K - English - Adventure/Humor - Chapters: 35 - Words: 33,587 - Reviews: 14 - Favs: 11 - Follows: 4 - Updated: 7/16 - Published: 3/31 - Mario, Luigi, The Loud Siblings - Complete
Dekiru of the Fell Star by Firem78910 reviews
Long ago two beings of Darkness once fought those blessed by Starlight. They Lost, now those two beings became one and gave life to a dying baby. That baby is Izuku Midoriya. Join Izuku as he uses his new power to be a Hero and start his legend as Dekiru of the Fell Star.
Crossover - Mario & My Hero Academia/僕のヒーローアカデミア - Rated: M - English - Fantasy - Chapters: 6 - Words: 18,108 - Reviews: 27 - Favs: 92 - Follows: 108 - Updated: 7/16 - Published: 1/15 - Dark Star, Izuku M.
Mario meets Spongebob by Angry9guy
Mario and friends have a kart race but end up bumping into a yellow face or sponge
Crossover - Mario & SpongeBob SquarePants - Rated: K+ - English - Humor/Friendship - Chapters: 1 - Words: 448 - Published: 7/15 - SpongeBob, Mario - Complete
One Interesting Omnia Night -an SMG4 story- by CVGWJames
Months after the defeat of SMG0, Meggy and Melony are attending Omnia Academy and the latter is dating an alternate universe version of her dead boyfriend Axol. One night, Omnia hosts a gala and the girls attend with Axol and the others before things get interesting...
Crossover - Mario & Web Shows - Rated: K - English - Chapters: 1 - Words: 3,673 - Favs: 1 - Published: 7/15 - Complete
Super Pokémon Odyssey: Rescue Serena by Pete the Rock reviews
Ash and Pikachu must team up with Cappy and fly in the Odyssey to rescue Serena from Bowser, as well as visit other places to gain the power to reach her.
Crossover - Pokémon & Mario - Rated: K+ - English - Adventure/Drama - Chapters: 17 - Words: 42,361 - Reviews: 55 - Favs: 32 - Follows: 33 - Updated: 7/13 - Published: 2/26 - Ash K./Satoshi, Serena, Bowser, Cappy
Atticus's Fairy Tale adventures by Angry9guy reviews
Atticus , Mario , Angry Luigi and the others travel through other fairy tales.
Crossover - Mario & Fairy Tales - Rated: T - English - Adventure/Humor - Chapters: 2 - Words: 1,683 - Reviews: 1 - Favs: 1 - Follows: 1 - Updated: 7/12 - Published: 5/23 - Mario, Luigi, Bowser, OC
Space Ghost's Scrambled Battle by Yoshizilla-Rhedosaurus
Space Ghost has a grueling battle with Birdo as he is then splattered with egg all over him.
Crossover - Mario & Space Ghost - Rated: K - English - Supernatural - Chapters: 3 - Words: 404 - Updated: 7/12 - Published: 4/23/2017 - Birdo, Toadette, Petey Piranha, Dry Bowser
Race At The Koopa Cape by Yoshizilla-Rhedosaurus reviews
Toadette and Dry Bowser have a friendly one on one race at the Koopa Cape to see who's better. And Garfield watches because he's lazy, likes lasagna, and hates Mondays. Also Silver the Hedgehog is there, with Petey Piranha doing his best to comfort him.
Crossover - Mario & Garfield - Rated: K - English - Fantasy - Chapters: 3 - Words: 1,016 - Reviews: 5 - Favs: 2 - Follows: 3 - Updated: 7/11 - Published: 5/13/2013 - Toadette, Petey Piranha, Dry Bowser, Garfield
Garfield's Monday Shroomed by Yoshizilla-Rhedosaurus
Garfield really hates Mondays.
Crossover - Mario & Garfield - Rated: K - English - Humor/Fantasy - Chapters: 3 - Words: 304 - Updated: 7/11 - Published: 4/15/2019 - Toadette, Dry Bowser, Garfield - Complete
Mr Resetti Hates Fish Sticks by Yoshizilla-Rhedosaurus reviews
Chrom's fish stick obsession gets out of hand as Mr. Resetti snaps at him.
Crossover - Mario & Super Smash Brothers - Rated: T - English - Drama - Chapters: 3 - Words: 718 - Reviews: 1 - Updated: 7/10 - Published: 12/9/2016 - Petey Piranha, Dry Bowser, Mr. Resetti, Chrom
Dry Bowser In Luigi's Mansion by Yoshizilla-Rhedosaurus reviews
Dry Bowser decides to stay at the haunted mansion while Luigi is desperate to get out of there. Meanwhile, his friends all wonder where he went.
Crossover - Mario & Luigi's Mansion - Rated: K+ - English - Supernatural - Chapters: 3 - Words: 661 - Reviews: 2 - Favs: 3 - Follows: 2 - Updated: 7/10 - Published: 6/24/2017 - Toadette, E. Gadd, Petey Piranha, Dry Bowser
Big Top Shape-Up by ktlnboyle
When Mario goes to the Great Shape Circus with his friends, Bowser takes over the attraction for himself and scatters a bunch of shapes and the Magic Circus Rings throughout different inside and outside lands. It's up to Mario to gather up these shapes and rings before the town shuts down forever. Rated T for fantasy violence and action scenes. Multi-crossover story.
Crossover - X-overs & Mario - Rated: T - English - Adventure - Chapters: 2 - Words: 4,658 - Published: 7/10 - Mario, Luigi
Miraculous Toad Town by Brittany Bauer
Peach Toadstool is a normal girl with a normal life and a dream to become a pop star. Luigi Mario is a normal guy who just so happens to be a part of the famous pop/rock brother duo Mario & Luigi, with hopes to make it big on his own someday. When these two get the Ladybug and Black Cat Miraculous, they must fight the evil monsters of Falena Falco and protect Toad Town.
Crossover - Mario & Miraculous: Tales of Ladybug & Cat Noir - Rated: K+ - English - Adventure/Romance - Chapters: 1 - Words: 6,451 - Favs: 1 - Follows: 1 - Published: 7/7 - [Luigi, Peach] Mario, Pauline
Curse of the Forsaken by ktlnboyle
When Bowser sets off to the Al-Dahna Kingdom to place a curse on the precious land, Mario must go on an adventure to defeat Bowser and claim the kingdom back for the king and queen. Rated T for violence and language.
Crossover - Mario & Fire Emblem - Rated: T - English - Adventure - Chapters: 4 - Words: 4,718 - Updated: 7/6 - Published: 7/5 - Mario, Luigi, Greil Mercenaries - Complete
Braptain Toad Treasure Tooter by Yoshizilla-Rhedosaurus
Captain Toad farting has gotten him a lot of stinky treasures but 1 smelly gem gets his brap blasting butt into a whirlwind of different realms!
Crossover - X-overs & Mario - Rated: T - English - Humor/Adventure - Chapters: 14 - Words: 2,418 - Favs: 2 - Follows: 2 - Updated: 7/4 - Published: 1/2/2021 - Captain Toad
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