1 year after the events of the show Sonic Underground, Mobius is at peace. The evil Dr Robotnik has vanished, and society is slowly returning to how it was before. However, when the Sonic Underground travel to the planet of Miracles, the freedom fighters will have to face their greatest foe yet. Mobius will never be the same...

standalone Sonic underground storyline. A hurricane ravages Mobius. The triplets are left in the dark and with little supplies. The aftermath proves to be a little harder to deal with since Sonia's still used to her pampered upbringing.

Exactly what the title says. this may turn into a two story collection. First story features Sonic and Manic swapping bodies.

I was watching Sonic Underground earlier and felt sad for knuckles, so I thought, why not a brother. Fist(i know the name is weird, but knuckles and fists go together). It is knuckles 10 years old brother. He looks just like knuckles but smaller and younger. Unlike knuckles, he's innocent.

Alternate Universe: Robotnik has taken over Mobius in a successful coup. The royal family is presumed dead, though things are not always what they seem. Is the Royal family still alive? Will Robotnik be defeated once and for all?

Alternate universe. After the death of their sister, Sonic and Manic have a mission to another dimension where their sister is alive and well. Manic is willing to do whatever it takes to help this Sonia have the chances his Sonia didn't have, even if it means disobeying commands. Trigger warning for implied suicide attempt in prologue.

Set after the events of Manic Monday. Manic's thieving ways get him in trouble yet again. This time, he finally realizes he has a problem. Too bad he had to learn the hard way.

The last part of the Sonic Underground Saga, following the events of Manic's legal trouble. After all the royal siblings have been through, now they have to deal with Sonic being diagnosed with Wobbly Hedgehog Syndrome.

When Cyrus tells Sonic something she doesn't like, she realized she has a new adventure to do but on her own.

Set before the events of Underground one-shots. Manic is kidnapped and rescued again after failing to use the buddy system again. He starts to believe his siblings are better off without him. The Oracle shows Manic what it would things would be like without him.

Set between Manic Monday and Underground one-shots: In the episode Healer, Sonia was partially exposed to the roboticizer effects, causing a delayed reaction. Now, Sonic and Manic have to race to find the cure before Sonia turns into a full cyborg while preparing for what may be their final battle against Robotnik.

Sonic gets a call and knows what she has to do

Even while fighting Robotnik, Sonic and Manic still manage to have fun and annoy Sonia. Takes place before Manic Monday

Sequel of ‘We have to find her’

Sonic had left Sonia and Manic three years ago and now they have to find her

Set after Infection. While Manic has a bad case of the Mobian flu, he has the weirdest fever dream of his life.

The Sonic Underground meet a new friend who Robotnick is always after! Can they find out why and the dark secret hidden in his heart? Read to find out! MORE CHAPTERS TO COME! NO FLAMES!

When Mobius is at peace, when Mobotropolis is restored to its former glory, when the Council of Four is finally reunited, and when all is well: A certain young man may still need a shoulder to cry on and a set of arms to protectively wrap around him. Aleena knows this all too well. Now's her chance to give it to him.

This story takes place both before and after Robotnik's ultimate defeat. Mentions Sonic and Manic, as well Mindy LaTour. Also features an OC of mine who is the sister of Cyrus, Kimi. The main focus is on Cyrus and Sonia, who will be focused as a couple.

Sonia has another breakdown after a vision she had during the night

After Manic and Sonia encounter Shingo separate times, Queen Aleena decides to race Shingo, but with a twist. She has to race by his rules.

A brief summary of Agaki Village, then a downhill battle in the rain. Night Ducks vs. Grebes!

After a gig, Sonic Underground along with family and friends go to a bar. Manic takes the opportunity to have a drink, but he has way too many.

Knuckles was taken by Robotnik's Amazon daughter Roberta and Sonia fights her to save him before he gets smothered with affections and both Sonic fell in love with a pink hedgehog named amy and Manic falls for a purple cat Megan and they wanna help save knuckles because Amy and Megan are both his sisters

bianca went to see her cousin but in the end she helps her cousin enemies