Two vaults with two experiments. One set the ponies out on their own, forming a tribal group. One kept them close, creating a vault-dweller herd of ponies. But there's still one more to be seen. How were they treated and what did they form?
Conversion Bureau storyline. When Celestia started her plans for Conversion, she could not imagine that a group of teens would have come to stop her, and by stealing what she could not defend: the Hearts of Equestria. The Phantom Thieves are Back!
Not knowing why her relationship with Cat is on the rocks, Marinette enacts a desperate Lucky Charm. And she gets a literal Princess of Love for her troubles. She has regrets, so many regrets.
In the future of Earth advanced genetic engineering allows humans to mass produce sapient synthetic living beings with programmable minds and memories.
Two teenaged siblings, having moved to the Alola region from Kalos, set off to complete the famous Island Trials, only for wormholes to appear across the region once again, this time summoning creatures from a mystical world calling themselves ponies
The border between Arstotzka and Equestria opens. Will these two words be able to coexist? And...How much can the events be influenced by the decisions of a simple checkpoint's Inspector? - A crossover between "Papers, Please" and MLP
Scootaloo ends up in Gotham City in the DC Universe and becomes Batman's next sidekick, where she will now face off against killer clowns, riddle obsessed maniacs, and crime lords who once ruled the Gotham Underworld.