Agentstone Stories

What if Maria never died in the explosion during the incident 50 years ago? A fanfic story from the point of view of Maria Robotnik and the answers that she seeks 50 yea...

[I did not make the cover art. art by: @mechanicalworm on tumblr] It's no surprise that Doctor Robotnik has trouble expressing his emotions, or just dealing with them in...

A scu insert oc story (May contain spoilers) (Some of the stuff in this story isn't 100% accurate)

The world needed a hero -- it got two hedgehogs. Both powered with incredible speed, Sonic and his little sister Stormi embraces their new home on Earth -- until they...

Sonic and Stormi team up with Knuckles and Tails against two powerful enemies, Shadow and Zane

After settling in Green Hills, Sonic and Stormi are both eager to prove that they have what it takes to be true heroes. Their test comes when Dr. Robotnik returns with a...

Father Robotnik Au! 🥚👶🏼 Robotnik never expected to become a father in his future, heck..nobody else he ever knew expected it either! But surprisingly it did happen, h...

Yes, I am a fan of Sonic have been for years, You can judge me later. I do any form of sonic ships, I'll make a list 🖤 - Boom Universe 💙 - Prime Universe 💛 - X Unive...

While struggling to adjust to life on Earth, Knuckles the Echidna takes on Wade Whipple and Stormi the hedgehog as his apprentices, training them in the ways of the Echi...

✧˖*°. ,࿐"ι ѕнιηє σηℓу ωιтн тнє ℓιgнт уσυ gανє мє." In which a hedgehog from the edge of the galaxy goes to Earth to help a blue hedgehog and yellow fox to...

Sonic, the Fastest Creature Alive, and Jorge, a teenager granted powers by some unknown force, must join forces with his dad, Tom Wachowski, to find Sonic's rings and he...

After settling in Green Hills, Sonic is eager to prove that he has what it takes to be a true hero, meanwhile Dawn struggles with her powers and newfound resposibilities...

❝ There wasn't a single night where you wouldn't be in my dreams. ❞ ━━━ In which a girl finds that her happy ending may lie In the most unexpected of p...

stone has a crush on ivo growing everyday. despite robotniks lack of enthusiasm, robotnik secretly loves him and it back. sorry for changing up the scenarios a bit from...

After being exiled from his village at a very young age, Damon the hedgehog found himself on earth working as an accomplice to the great Dr.Robotnik as they both hunt do...

Ever since the doctor's "death", Stone had gotten worse mentally and sort of physically. The thought of the doctor's last livestreams haunts him even after a w...

Ivo finds out he cannot take the throne without a spouse and soon finds himself in an arranged marriage with Prince Stone. Contains smut. Don't like don't read.

Once Dr. Robotnik disappears, Stone feels a sudden emptiness without him.

sonic is a transfer student from Japan, he moves to America only to be bullied harshly, once day as he was being bullied a voice called out to them will sonic ever get o...

What if a certain someone lived in the sonic movie? What if they were just as alone as sonic? What if they were watching over Sonic, Donut lord and Pretzel Lady? Disclai...