The Doctor is back, and he must stop a Zygon disease from killing everyone on Earth. With Twilight Sparkle, and Sunset Shimmer at his side, the Doctor has just thiry-six hours before the disease kills him, and everyone on the planet.
Omega has crossed Gaea with Earth, creating an unstable planet, and only the Doctor can stop it. But, this time, it will take two sets of elements of harmony, as well as a second Doctor.
Ever had one of those days when you wake up to find you've accidentally switched places with your counterpart in a world where you and all your friends are stallions?
Princess Twilight decides that she wants a vacation, but doesn't want to leave things unattended. What can she do? Then she gets a book call from Sunset saying that Twilight(Student) wants to visit Equestria and an idea sparks into Twilight's mind.
A fic where show canon stallions become the Elements of Harmony bearers. Shining Armor is sent to Ponyville per the request of Princess Celestia, and is tasked with making friends. This changes Shining Armor's life forever.
Years have passed since Twilight Sparkle accidentally took the Mane Six to a parallel gender-swapped world and the friends all believe it’s high time they met up again. But when they do, something goes horribly wrong and Rainbow and Blitz go missing.
Sweetie Belle cast a spell that made herself and the rest of the CMC(excluding Babs) I to full grown mares. Problem is they still don't have their cutie marks.
After stumbling across an unknown mirror, Twilight finds herself in a gender reversed Canterlot High and must prevent Sunset Glare from claiming the Fall Formal Princess, and the crown whilst fulfilling her own prophecy.
When Twilight and her friends find a magic portal, what awaits them on the othe side is their own Ponyville - with a twist. How will the Mane 6 interact ... with their alternate selves?What is their biggest difference? Ha Ha! The fun has been doubled
An unexpected adventure throws the genderswap versions of the mane 6 (and Spike) into the same dimension as their originals! What will happen when they meet? Only time will tell...
It's another day in Ponyville. Birds sing, leaves sway, and Twilight tries a new spell. Oh, and she is in Fluttershy's body now, the spell kind of malfunctioned. Also Discord found out, that's another problem.
AU Magical Mystery Cure: What would happen if Twilight didn't help her friends get back on track after switching their cutie marks? As it turns out, not much in the long run. the Mane 5 are smarter than you might think.
Twilight Sparkle makes a mistake in a spell, resulting in her switching places with a kitten, and it's up to Fluttershy to take care of her new pet in the meantime...
Before Peridot's ship crashed, another Gem that was held prisoner had escaped and used one of the escape pods and landed in a different version of Earth. Now he tries to live a normal life, but he'll soon realize the past catches up with everybody...
Twilight Sparkle wants to bring her friends together and she has just finished a device that could do the trick. However, she's not sure how it will do so without testing it.
When the Elements of Harmony get into a heated argument about who has the hardest life and who could do each other's jobs better, fate decides to make things interesting...
When the main six and Discord wake up to find they've swapped species, Ponyville is left in grave danger. Can Pinkie Pie and Fluttershy use their newfound alicorn and draconequus powers to save the day?
As a result of trying to stop a Super Genesis Wave through the usage of Chaos Control by Super Sonic near the world of where the Rainbooms unleashed their magic to stop the Dazzlings, leads to the two worlds coming together. It ends up with Sonic, S