Anne Boonchuy and the Plantars intend to return to Amphibia to protect Earth from a coming invasion, but things change when a speedy blue hedgehog called Sonic bumps into their lives. Together, Anne, her parents and the Plantars keep Sonic safe from the nefarious Dr Robotnik, who plans to use Sonic's power for his own purposes.

Coming from Earth, Dawson Shearer must discover and overcome a past in him he thought never existed, in order to truly bring an end to the wars in both worlds.

Después de que lo persiguieron por crímenes que no cometió Sonic consiguió escapar de Mobius a un lugar desconocido y decidió quedarse allí por un tiempo para relajarse y calmarse, allí conoce a la Ermitaña de un brazo:Kasen Ibaraki. Sonic The Comic Online x Touhou Project crossover.

A split-second decision during the final battle causes Sonic to tumble into a new world, where he finds giant robots and monsters with a city in Japan as their battleground! Using what he learned on Starfall Islands, can he make it back home and help these people? And what's the deal with the girl that looks, acts, and sounds a lot like Sage?

When a normal battle takes a turn for the worst, Sonic and Shadow are suddenly teleported to Earth and meet the Wild Kratts crew. But trouble is stirring in this peaceful world, and it's up to the two hedgehogs to save the planet. But it won't be easy, and the two will have to face more than they thought.

Sandy's port city, that she calls home, is invaded by a foreign army. She catches the attention of the leader of the murderous thugs because of her stubborn, and rebellious, nature. This story is total trash, and that is why I love it.

The sequel to Emerald's adventures is out now!, join him, Zack Fair from FF7 Crisis core, and one from Mobius other as they go to FF7's version of Gaia and Emerald and this OC help Zack deal with Sephiroth and the issues that come from Zack reappearing in Gaia when most think he has died... expect lemons galore from chapter 1 onward, may rarely have Sonic characters join in may not

A Prologue Story for something much bigger...When Infinite returns and murders Chris Thorndyke's parents, Sonic and the rest of the gang must find out why he has returned and what he has planned. Meanwhile, Chris is taken in by an old friend of Sonic whose own family just might help him find the strength to avenge his parents and become stronger.

Aftermath of Isn't wrong of to pick up a Hedgehog in a Dungeon. Sonix return Home once more but There was a strange portal about two people who told him the whole world fear our favorite Blue Savior now he team up with some old and new friends to stop a dark and twisted version of himself M for Gore, Back-story, Language, Lemon

This is an AU to The Gardevoir Who Lived and Tooty Potter Fem Harry, Harry is Sage anti-hero Dr. Eggman Good Dumbledore and Good Severus and Father Dr. Eggman by the end of the first arc.

What If Sonix the hedgehog ended up in Genshin Impact he will meet Lumine a Traveler her mission to find her brother and discover more of this world there will be Death, Lemon, Ship only for Lumine and Mostly for my OC as well but as a Big brother type.

Sonic and his friends have come to a new world, one Dr. Eggman hopes to conquer. Meeting new friends? That is to be expected of our heroes. New enemies? Also to be expected. But being caught in a war between two immortals? Not the strangest thing that's happened to them, but definitely something new. (Blood and minor swears)

For five years Onyx has had peace with the Wisps but a new threat begins to show itself threatening to destroy that peace forever.

When Eggman experimented on the Phantom Ruby, it ripped open the walls between dimensions and eventually led to a new group to enter Sonic's world: Class 1-A and 1-B! Now in new forms, the heroes in training unite with the blue blur and the Resistance to face off against Eggman and Infinite while searching for a way home. (Rated T for mild language)

During what would be his latest battle against the likes of the evil Dr. Eggman, Sonic the Hedgehog is sent to another dimension where he undergoes a transformation in which creatures as intelligent as human beings become human. He encounters Twilight Sparkle and chooses to aid her on her quest to retrieve her stolen artifact, as well as open up about a traumatic past he hid away.

After an accident with the Chaos Emeralds, Sonic is transported to another dimension, in a world where Demons and Gods are common. Befriending the Occult Research Club, it's up to them to help Sonic recover the Emeralds and send him home... before power-hungry demons or a certain egg-man finds them first... (Cover Art by Luhyzi)

(Sonic/Metal Gear crossover) After Eggman finally defeats Sonic and his friends with an unstable Chaos energy weapon, they find themselves in another world, or rather, another reality. The Diamond Dogs are stuck fighting against the Soviets, mercenaries in Africa and, soon, the diabolical Doctor Eggman.

Two Worlds. Two groups of heroes. One rebuilding from a century-long war; the other cut off from their home. Their enemies united against them. The only way to prevail...IS TOGETHER!

Unknowing on how, why, where, and what happened, Silver the hedgehog has amnesia and now is human. Barely knowing his own name, Silver meets a well known Pro Hero in the land of Japan...All Might. The hero feels bad, knowing on how Silver lost his memory, and offers help, a roof over his head, food and water, and a wild Adventure in class 1-A. But how will things turn? Read&Enjoy!

What if a ten year old boy with an alien watch stuck on his wrist met a small blue hedgehog that can run incredibly fast, how will their interaction impact each other as they take on bad guys from earth or space. Guess it's safe to say that for both them, that this is going to be an interesting summer. (Slight pairing)

After settling in Ponyville, Sonic is eager to prove he has what it takes to be a true hero. His test comes in when Dr. Robotnik returns with a new partner, Knuckles. Sonic teams up with his own sidekick, Tails, and with the Crusaders joining along, they embark on a globe trotting journey to find a mystical emerald before it falls into the wrong hands.

The Chaos Emeralds were drawn to Starfall Islands. Sonic and his friends set off to investigate. The human and Digital Worlds have been separated. Yet Kamishiro Enterprises are about to bring back the Digital Shift. This is the story of a hedgehog and a detective as they solve the mysteries of the Ancients and save their friends. (Sonic Frontiers x Digimon Story Cyber Sleuth)

A nice, peaceful set of green, grassy meadows surrounded by open freshwater rivers, clear blue skies, nice fluffy white clouds, and famous for various horse riding and go kart competitions... and cows. Lotsa lots of cows. So get moo-ving and come to Moo Meadows today!

Sonic is a fast blue lonely hedgehog boy who is trying to stay hidden to keep others from discovering his powers and using them for evil. However, he'll soon find himself becoming part of a family consisting of a strong-willed woman and her nineteen daughters while also batting the nefarious Dr. Eggman. (Crossover with Baby Princess 3D Paradise Love and the Sonic Movie)

After Prime put Caleb in charge of the team he went into another universe where he will meet other Pokémon Trainers. Requested by Sonic245 (now, no spoilers in the reviews).