Quills

After Eggman's experiment goes wrong, Shadow and Sonic find themselves in quite the situation... Contains: Sonadow Rape Gore

Enemy's to lovers (sonadow)

Team dark and team sonic have always worked against each other for as long as they all can remember, but what happens when someone from one of a teams starts to grow a soft spot for their enemy? Little foul language Cover art by: Un-Genesis on deviantART

sonic reacts to sonic fandub

sonic and friends watch the sonic adventure 2 fandub(both sides of the story).

Someone actually cares? / sonadow

If you wanna hate don't i will delete your comment because i dont want to start arguements This is happening after Sonic prime and after stuff happens. Sonic doesn't joke that much anymore and seems more sad but still "smiles" so others won't suspect anything but one person noticed.. SONADOW FANFIC HOPE YOU ENJOYY <33...

Depression (Sonic/Shadow)

Sonic is depressed, and hasn't been out of his room for 3 days. Can Tails get him out and running around again? OG (AO3): https://archiveofourown.org/works/38737434

Two Gay Men Walk Into a Bar (Sonic/Shadow)

the title says it all lmao crackfics are fun OG (AO3): https://archiveofourown.org/works/39192777

It All Started With Mating Season

Shadow ask Sonic a favor

Pink Petals (Sonadow)

Sonic started to cough up petals. Turns out he got a disease called Hanahaki disease, which means a specific flower starts to grow in the patient's chest, slowly suffocating them. This is caused by the patient dealing with unrequited love, it happens rarely and only with true love.. Will he be able to find a solution...

Mission Failed Successfully

G.U.N. sends Shadow on a mission to manipulate Sonic into falling in love with him in hopes that he could convince Sonic to work for them. But when their plan doesn't work out, they decide to take things to extreme measures. Shadow, on the other hand, is finding it hard to believe if he actually does love his rival, S...

Loves discovery • 𝒔𝒐𝒏𝒂𝒅𝒐𝒘 •

★⎯⎯ Sonic would always hang out with his "Best friend" Shadow as he likes to put it, But Shadow on the other hand just thought of Sonic as his rival. Sonic had always been helping Shadow out and annoying him at the same time, while Shadow would usually get ticked off by the other's annoyingness but deep down he liked...

The shards / sonadow fanfic

So this fanfic is based of a comic I seen by XammyOowah on twitter (they're comic where shadow and sonic go to a sonadow universe) and it's also based off sonic prime so little spoiler's if you haven't watched Sonic Prime. So shadow and sonic are trying to find a way home through the other universes to collect all the...

An Elemental Secret

There is something strange about Sonic the Hedgehog. Have you ever noticed that the sun seemed to shine brighter on him? Or that plants grow or shrink, depending on what he needs? There are actual reasons for that. What if Sonic actually created all living things? [Sonadow]

Accident Happens (Completed)

Sonic's friends throw him a surpise birthday party like they do for him and eachother every year. This year, however, it may end diffirently then the other parties and might open up a new chapter for the birthday boy. CREDIT GOES TO SONADOW STORIES

For how Long will the Red Rose Grow

//cover art not mine, credit to original artist// Complete!! WARNING. THIS STORY CONTAINS VULGAR LANGUAGE AND DESCRIPTIVE SCENES OF GORE AND BLOOD. READER DISCRETION ADVISED Sonic's hands shook and his knees wobbled, weak and unsteady as he stared at the sink. His brain was blank and blood ice cold, the world around h...

&gt;|°Have you ever told a lie?°|&lt; Sonic angst (ARCHIVED FOR NOW)

>|°What if thy' who lies, could save and destroy with three different lives?°|< This story is a prototype of my main AU, so criticism is allowed here. oh yeah, i also do slow updates, so be ready for the worst f*cking experience in your life! 'Yay.'

The Hell We Live In

WARNING: Mature content +18. Do not read if you're uncomfortable about the topics of blood, gore, sex, rape, child grooming, abuse, suicide, swearing, self harm, alcohol, drugs, smoking, stalking, death, etc. *While I am not your mother and cannot prevent you from doing so, it is not recommended that minors read this...

Destiny

Legends fortold a legend of a hero. The legend was passed down generation to generation until one fateful day. Out of nowhere, a peculiar cobalt blue blur protected his homeland from the mad scientist's wrath and made friends and allies along the way. But nobody know of the blue blur's past. And nobody knows that it...

You give me a headache

Sonic and his friends encounter a new danger, one unlike any other, one that they have never encountered before, yet our blue hedgehog knows what it is. How many secrets is the blue hero hiding and how many will be revealed. Let's start with one: Sonic transformed into many forms, like his Super and Dark forms. People...

Mirror Image

How can you fight yourself? Your mirror image knows all your fears, your weaknesses, your self-doubt. When Sonic turns out to be his own worst enemy, the Hero of Mobius needs someone to be HIS hero. Shadow has to put his rivalry aside to save Sonic from himself, but in doing so, discovers feelings he never thought pos...

Good Fortune

When Sonic confronts a 'Fortune Teller' about his relationship with Shadow. All hell brakes loose when Sonic and friends are pulled into a world of the unknown and put to the test. The test of elimination. Was one good fortune really worth the cost? ...................................... Sonic x Shadow Knuckles x Tail...

2 year old lie-Sonadow

Shadow dies in one of the battles with Eggman. After his death, Amy finally gets Sonic to be his boyfriend, since he's not thinking straight because of Shadow's death. After 2 painful years, will Sonic finally find out the truth?

"the outside world" (sonadow)

Tails and sonic call shadow over to help with a teleportation device Tails had recently invented, and when shadow finally agrees to help, he and sonic accidentally generate too much power and everyone gets sent to a different dimension called "the outside world"(which is basically just the real earth, the one u and m...

Project S

What if Sonic was created by G.U.N to be the counterpart of Project Shadow? What if Sonic was struggling with split personality disorder? What if Sonic was more dangerous to others and himself? Who knows looks like your gonna have to read to find out More...

Fighting for power ~Sonadow

Knothole has finally escaped the clutches of King Shadow, however, he refuses to back down that easily.

Another Prophecy

My twist on a Sonic X/Underground fanfic! There's no Chris, and it's completely original from where I make friendships. It's a bit AU. Includes some OC's. Orrrrr. Sonic disappears, time goes by, Sonia and Manic search for their brother who's already found a missing piece of their family. The Oracle keeps watch of the...

The Box - Sonadow Fanfiction

Two hedgehogs get stuck and a series of rather interesting events unfold.

Dimensions (Sonadow)

Tails invented something new, shocker, and that invention is a little more dangerous than usual. If course, Sonic wants to try it out, ignoring the risks. Read to find out what happens when he tries the new invention!

The mark of the sword

The grand son of a famous rabbit samurai gets thrown in to portal and meets a kind turtle boy in blue

Journey to the center of Leo's mind (Alternate)

A/N: If you haven't noticed, this story takes place in the TMNT 2012 episode "Journey to the Center of Mikey" but instead of Mikey's mind being invaded by neutrinos, it's Leo's. And AU of the episode just because I'm a Leo fangirl and I've always wondered what Leo's mind would be like. I don't own TMNT. Enjoy!!

Sonic Boom:The Returnity Of The Sonic Underground

It's been eight year's since Sonic got separated from them.... His siblings, his old friends, and his mother. He though he got away from his past, that is until today.Will his friends find out? How will they react? And most of all.... Is Sonic and his siblings are the only children of Queen Aleena? Who is their father...