Sonic the Hedgehog and Mario Crossovers
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Sonic Squad: Breaking Point by Coleiosis
The Sonic Squad make it to Dr. Eggman's secret lab to expose him of his evil plan once and for all! But how can they do so when Shadow's movement is being controlled by Wario's neuro brain-tapper?
Rated: K+ - English - Drama/Adventure - Chapters: 1 - Words: 2,052 - Published: 4/17 - Sonic, Shadow, Dr. Robotnik/Dr. Eggman, Luigi - Complete
Mario and Sonic: Swinging Hard and Running Fast by SSSBlueDragon reviews
Sequel to Sonic: The Battle Begins. Once the whole Earth and Mobius colliding thing began, everyone on both planets came to a widespread panic. Sonic and four other beings had been transported to another dimension to hopefully find a chaos emerald, but was surprised to see a plumber and his brother chasing a giant turtle with a princess AND one of the chaos emeralds.
Rated: T - English - Adventure/Suspense - Chapters: 4 - Words: 10,855 - Reviews: 6 - Favs: 2 - Follows: 4 - Updated: 4/17 - Published: 1/4 - Sonic, OC, Mario
World Teared by Darkness Wizard reviews
When their worlds get torn up there are only two heroes who will stand up and save the world and banish the great evil. Open for suggestions. NO PAIRINGS. Contains one OC
Rated: T - English - Adventure/Humor - Chapters: 6 - Words: 5,278 - Reviews: 7 - Follows: 1 - Updated: 4/16 - Published: 3/10 - Sonic, Mario, OC
SonicMario X by R.E.W. 4 reviews
How would the the T.V Show play out if Mario and his Friends were in the Mix?
Rated: K+ - English - Adventure/Humor - Chapters: 5 - Words: 4,170 - Reviews: 8 - Favs: 2 - Follows: 2 - Updated: 4/15 - Published: 3/11 - Sonic, Dr. Robotnik/Dr. Eggman, Mario, Bowser
Sonic Squad: Taking Down the House by Coleiosis
After Geoffrey St. John visits the Mario Bros. Plumbing Shop, Wario reveals a secret plan that has to do with Shadow's amazing power. Will he put it into effect, or will Shadow resist?
Rated: T - English - Drama - Chapters: 1 - Words: 2,093 - Published: 4/14 - Dr. Robotnik/Dr. Eggman, Geoffrey St. John, Luigi, Wario - Complete
The Facebook World by Alexandra the Snow Princess reviews
Rated: T - English - Humor - Chapters: 16 - Words: 16,563 - Reviews: 48 - Favs: 5 - Follows: 2 - Updated: 4/14 - Published: 2/18 - Sonic, Mario
Super Mario Sunshine Adventure by Finvarra Faerie reviews
Mario and Peach have invited Sonic and Amy along with some other unlikely characters to go on vacation with them to Isle Delfino, but, as soon as their lovely and wonderful vacation starts, trouble occurs. Can Mario and Sonic, along with some unlikely allies, clean this whole mess up or will Isle Delfino be doomed?
Rated: K+ - English - Adventure/Friendship - Chapters: 30 - Words: 69,643 - Reviews: 63 - Favs: 6 - Follows: 5 - Updated: 4/13 - Published: 3/8 - Sonic, Amy, Mario, Peach
The Super Sonic Bros by OoxxJuliexxoO reviews
Sonic and his friends (along with the evil Dr. Eggman) get sent to the Mushroom Kingdom. Unfortunately for the heros, Eggman has met Bowser, and together they have formed a plan! Eggman knows the Mushroom Kingdom by heart, and he uses that advantage to capture Tails and bring the fox as a hostage, along with Princess Peach, in Bowser's castle! Will the heroes save their friends?
Rated: T - English - Adventure/Drama - Chapters: 16 - Words: 28,487 - Reviews: 13 - Favs: 6 - Follows: 6 - Updated: 4/12 - Published: 2/15 - Tails, Dr. Robotnik/Dr. Eggman, Peach, Bowser
Sonic Squad: Shadow to the Rescue by Coleiosis reviews
Thaddeus Tower somehow emerges from the past and plots vengeance upon Shadow. Shadow must prove himself a hero in order to show his true innocence.
Rated: K+ - English - Drama/Adventure - Chapters: 1 - Words: 2,293 - Reviews: 1 - Published: 4/10 - Shadow, Black Doom, G.U.N. Commander, Luigi - Complete
Sonic Squad: The Diary of Gerald Robotnik by Coleiosis
Shadow reveals his true origin as he reads through Professor Gerald Robotnik's diary. There are so many secrets that no one has known until now. But what happens when they are spilled?
Rated: K+ - English - Drama/Tragedy - Chapters: 1 - Words: 2,297 - Published: 4/8 - Shadow, Gerald R., Luigi, Wario - Complete
Sonic Squad: Miraculous World Craze by Coleiosis
Wario and Waluigi kidnap Sally Acorn and Sonic's special running shoes. Sonic cannot run as fast without his shoes, so he asks for a ride from Mario and Luigi. But the two brothers can easily butt heads over ridiculous things.
Rated: K+ - English - Humor/Adventure - Chapters: 1 - Words: 2,299 - Published: 4/7 - Sonic, Mario, Luigi, Wario - Complete
Mario And Sonic Chaos Returns by EpicWolf1 reviews
Eggman, Eggman Nega, Eggman Ultra and Bowser combine the dark heart and master emerald. They think that will give them ultimate power but they are very very wrong.
Rated: K+ - English - Adventure - Chapters: 4 - Words: 2,123 - Reviews: 5 - Updated: 4/6 - Published: 2/3
Mario and Sonic's Epic Summer Vacation 2 by midnightownage
Mario, Sonic, Mega man and friends are ready for another summer full of adventure, good weather, good times and good friends. along with New faces that haven't appeared yet.
Rated: T - English - Adventure/Friendship - Chapters: 10 - Words: 16,661 - Favs: 1 - Updated: 4/5 - Published: 2/9
Paper Mario: A Tale of Two Worlds by Hanaru-NekoHanyou
In this new action-packed story/game, follow Mario and his new friends from Möbius on their quest for the Chaos Emeralds! Will our heroes rise to the call, or will the evil shadow in the distance smother both worlds in darkness? Read and find out! Slight Shadow x OC pairing.
Rated: K+ - English - Adventure - Chapters: 1 - Words: 76 - Published: 4/5 - Sonic, Shadow, OC, Mario
Mario and Sonic and Megaman:Heroes Collide by blee7442 reviews
Arc 1: When a mysterious being sends Mario,Sonic,and their friends to Megaman's World. The three heroes join forces to stop not only the combined forces of Bowser,Eggman,and Wily,but also a threat that will put the universe in danger. I don't own Mario,Sonic,or Megaman characters. They belong to Nintendo,Sega,Capcom,and Archie.(Archie Megaman characters,not Sonic characters.)
Rated: K+ - English - Adventure/Mystery - Chapters: 13 - Words: 16,858 - Reviews: 29 - Favs: 4 - Follows: 5 - Updated: 4/5 - Published: 11/23/2013 - Sonic, Mario - Complete
Sonic Squad: Revelation by Coleiosis
Sonic reunites with the Knothole Freedom Fighters and relive their days of foiling Dr. Eggman's plans. But Sonic has a secret that he finally reveals, and he has been keeping it from Luigi this whole time.
Rated: K+ - English - Drama/Adventure - Chapters: 1 - Words: 2,879 - Published: 3/30 - Sonic, Sally, Dr. Robotnik/Dr. Eggman, Bunnie-Rabbot - Complete
Sonic Squad: Keys to the Present by Coleiosis reviews
Christopher meets his old self, as well as Dr. Eggman meeting his as well. But it's all supposed to be part of the big evil plan that Eggman is devising, having to do with his powerful Roboticizer.
Rated: K+ - English - Drama/Mystery - Chapters: 1 - Words: 2,269 - Reviews: 1 - Published: 3/30 - Dr. Robotnik/Dr. Eggman, Christopher T., Shadow Android - Complete
Mario and Sonic Adventuers: Sonic Lost World by blee7442 reviews
Mario,Luigi,Peach,and Toad plan on going on a trip to a location where Bowser won't interfere. Unfortunately, the trip is changed when they spot a blue hedgehog and a fox chasing a man in a hovercraft,and they land on a planet known as Lost Hex. Join Mario, Sonic,and their friends as they try to save their worlds from a dangerous threat. Warning: Spoilers for Sonic Lost World.
Rated: K+ - English - Chapters: 3 - Words: 3,126 - Reviews: 3 - Favs: 4 - Follows: 3 - Updated: 3/30 - Published: 3/1 - Sonic, Mario - Complete
Shadowed Judgement by LoneWolf1538 reviews
When Sonic shows up at Shadow's house and invites him to Amy's birthday party, Shadow accepts and actually has some fun for a change. However, 3 years after their fight with Mecha Sonic, an old enemy returns. Takes place after SMBZ. Rated T for some swearing.
Rated: T - English - Humor/Adventure - Chapters: 4 - Words: 2,697 - Reviews: 1 - Follows: 3 - Updated: 3/29 - Published: 9/15/2013 - Sonic, Shadow, Mario, Luigi
Super Sonic Bros Z Chronicles by SoniktheSparxMaster152
When the next generation of Sonic Heroes get sucked into the past, Bradley, his sister, her team, and Bradley's team must enlist the help of their parents from the past and find their way back home before Dr. Eggman Nega, the son of Dr. Eggman, ruins their chances!
Rated: T - English - Adventure/Humor - Chapters: 1 - Words: 3,449 - Published: 3/29 - Sonic, Amy, OC, Mario
Total Drama Mario and Sonic Island episode 1 part 1 by ShaniquaBo'MIA reviews
20 Contestants from Mario and Sonic, 1,000,000 dollars. who will rise and who will fall! This is the start of my new series. tell me what you think in the reviews and i hope you enjoy it. i worked VERY hard on this, and if i get enough support, i will continue to make this season! thanks everyone!
Rated: K - English - Parody - Chapters: 1 - Words: 1,581 - Reviews: 2 - Published: 3/29 - Sonic, Tails, Mario, Peach
A Harmonious Wedding by Finvarra Faerie reviews
Princess Daisy and Luigi are finally getting married and they have invited ALL of their friends. How will this wonderful wedding turn out?
Rated: K - English - Romance/Humor - Chapters: 1 - Words: 2,078 - Reviews: 1 - Favs: 1 - Follows: 1 - Published: 3/18 - [Luigi, Daisy] - Complete
The Games by Canaderp101
Join the Mario and Sonic gang in different stories as the compete in The Sochi Olympic Games!
Rated: K+ - English - Humor/Friendship - Chapters: 1 - Words: 654 - Published: 3/18 - Sonic, Mario, Wario
A Sonic&Peach Story by SonicRomance15 reviews
A quick oneshot I cam up with playing Super Smash Bros. Brawl. SonicXPeach
Rated: K - English - Romance/Friendship - Chapters: 1 - Words: 844 - Reviews: 1 - Favs: 1 - Published: 3/16 - Sonic, Peach
Sonic Squad: Time Cracks Open by Coleiosis
Mario meets his old self from the past, mostly because Dr. Eggman's new machine works. The Egg Timer would bring anything back from the past, so he's up to no good. Especially with his sneaky little nephew around.
Rated: K+ - English - Drama - Chapters: 1 - Words: 2,200 - Published: 3/15 - [Mario, Luigi] [Dr. Robotnik/Dr. Eggman, Snively R.] - Complete
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