During one of his evening rides, Ghost Rider encounters Shadow the Hedgehog, who has just defeated the Punisher, and what may be one of the most fiery battles of all time commences. No holds barred, who shall walk away victorious?

Charmy decides to cross over into various other worlds with various results.

sonic works at the mall. he goes to hot topic and falls in love with the man behind the counter. hijinks ensue.

Tails and his friends continue to pay for him being revealed as the Prowl. And now by trying to fix his mistakes Tails brings greater threats to Mobius.

Based on Metroid: Zero Mission, Dawson Shearer is tasked on a mission, one that could change the fate of two worlds.

After a run in with Dr Eggman causes an anomaly involving the Chaos Emeralds, all of them are thrown into different universes. Can any of them find their way around/back before Eggman takes advantage of the situation? [Also Crosses over with Peanuts and Camp Camp]

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When the Imperial Syndicate launches a full-scale invasion of Mobotropolis, the League of Freedom is there to save the day. In honour of the 10th anniversary of the Avengers

Sonic is about to gains some new friends as he meets the Vocaloids, artificial humans created for making wonderful songs that would even the most depressed person very happy but the evil Dr. Eggman has other plans to use the Vocaloids for his own bidding. As the story goes on Sonic for the first time finds love for the most popular singer of all the Vocaloids Miku Hatsune.

Sonic the Hedgehog is marked with depression after his husband Bubsy Bobcat cheats on him with Tails. While the couple's relationship deteriorates, a confrontation between Sonic and Tails reawakens a past rivalry with an intergalactic dictator. Now, with the Earth facing mounting threats, Sonic and Bubsy must save the world and rediscover the meaning of love.

Alyx Vance finds herself on a multiverse adventure! On a new planet in a new body, she must work with the local Freedom Fighters to stop Robotnik! She makes friends with a twin tailed fox who helps her escape Robotropolis, she finds refuge in Knothole Village! Multi POV story at this point. Valve multiverse & Sonic SatAM/IDW comic AU. No sexually explicit content. HL-Alyx spoilers

We can never predict the future, but with one's actions, the future can be controlled, and a new universe is created. When 2 twin siblings, drowning in despair, and an entity, shot by betrayal, are teleported to another world, their actions and unpredictability will decide the future of All Creation. Main pairings Subaru x Emilia. Shadow x Rem. Other pairings will appear later.

Set one year after Sonic saves the kingdom.

Eggman's plan to wipe out the resistance comes with an unknown side effect that sends Sonic's world smashing into another one filled with new threats and heroes.

A little crossover between Sonic the Hedgehog and Pound Puppies. Hope you enjoy!

Adventure? money? love?, you want it?... well you wont find it here this is a Fanfiction... but if you DO want someone else to have it, why not Follow your favorite blue punk on some steamy escapades? " (Fiction is 18, mostly just for laughs )

Year three is starting off with a bang for Collin Hedgehog and his friends as boggarts are popping up all over the place! Can they figure out how to deal with it or will their fears consume them? What's going to happen when they finally reach the vault, and what secrets will be revealed as they continue on facing these cursed vaults?

Here's a SonicxAmi story

Banjo and Kazooie have diverging opinions on Sonic and friends going fast through the witch's lair.

Sonic teases Godzilla and it doesn't end well.

Shadow uses a chaos emerald to accidentally transport himself to Equestria. During his time there, Shadow writes letters to his deceased friend and sister about a certain pink pony. Shadow the Hedgehog thought he could never find someone to love as much as her. But, it seems she has sent this person to him. Uh, pony.

When Sonic the Hedgehog meets Scooby Doo and Mystery Inc while visiting Resort Town, both heroes must work together to solve the mystery of the Ghost Biker and catch him before he can cause any further trouble, leading to a surprising twist involving the connection between the Biker and one of Sonic's enemies. (In-Progress)

Sonic, Silver, and Shadow have somehow been transported to a world where most humans have their own powers. With the Emeralds scattered (again) at Solaris at large (somehow), the hedgehogs have to find a way to get the emeralds before The Sun destroys the fabric time itself.

Sonic is ready to settle down in Green Hills while Tom and Maddie are away on vacation to Rachel's wedding, but the same night Sonic sends Team Rocket blasting off after one of their schemes, Robotnik comes back and with a partner of his own, a Sandslash named Knuckles! And they're after the mysterious Master Emerald, a powerful gem. Our heroes must get it before it's too late!

After the War to Take Back the Planet, Team Sonic and company tried to have a relaxing day at the beach, until disaster struck. Infinite had fused with Solaris, and in a fit of rage flung the hedgehog and his friends to a world where the line between "hero" and "villain" is blurred every day. NOTICE - This is a reimagining of my story, "Sonic Heroes."