After the two groups meet up due to circumstances, Sonic and the Equestria Girls must team up to defeat an evil genius, who wants to use his power for world domination, while on the run from the government lead by a special agent.
Sonic, the CMCs, and Spike teams up with their new allies to get the emerald before Robotnik and Knuckles while the Rainbooms investigates the Dazzlings' latest scheme in Hoovaii.
The Multiverse is in peril. An ancient being is gathering forces throughout various universes for a nefarious plan. Join Twilight and her 4 new friends as they journey through multiple worlds in order to stop these dastardly villains.
In an effort to rid himself of his mortal enemy, Dr. Eggman flings Sonic into another dimension. Stranded, alone, and with no apparent way home, can he survive this strange new world? What adventures await him? Come along and find out.
Shortly after defeating the Black Arms, an incident with Tails' new invention tosses Sonic across the realms and into Equestria. There, he discovers that this world will soon need his help.
The entire country of Equestria and small section outside of the border have been sent to an entirely different world, and every creature was given a form in between human and what species they are. Even meet some new friends on their adventure.
Would you trade your current life for power? I did. Telekinesis/pyrokinesis are both nice things (unless you set your bed on fire while sleeping). Now we are stuck in Equestria. By 'we' I mean Silver and Blaze. Okay... where did I put these Emeralds?
Two gamers, once oblivious humans who ejoyied playing online together, now find themselves in a world completely unlike the one they were raised in. Now they are also completely transformed into creatures that are strangely familiar to them.
One night princess Celestia was gazing at the moon remembering the incident that happened less that a thousand years ago when a bright blue light appears before her.
The continuation story of the entire continent containing Equestria and beyond being on Earth, and they go on new adventures with what's left of the Freedom Fighters, since there is no need for them to fight for something they now have.