Horse in Equestria
Daleks in Muffintopia? The TARDIS in a galactic bubble? The Whooves have been there, done that.
Princess Cadence brings a human from earth to be a 'Love Therapist' for her lonely aunts Celestia and Luna; they're not all that excited, though.
Struggling to deal with the new reality of her own immortality, Princess Twilight Sparkle seeks knowledge in the most unlikely of places; on the summit of the Throat Of The World.
A simple guy inherits the leadership of a small changeling hive and is woefully unprepared for the responsibilities thrust upon him. Yeah, he did volunteer for it, but how was he supposed to know that some dreams are real?
Sweetie Belle sells her soul to a demon in exchange for very evil powers, and proceeds to (fail to) take over Ponyville.
After taking the throne, Twilight sorts through Celestia's old papers. In it, she finds a letter addressed to her. Addressed - and never sent.
They arrived to bring to either study them or welcome them into the greater galaxy. Instead, they found ponies and their original target's last message.
The princesses, walking through an autumn evening, find a strange graffiti poll in Canterlot where residents vote with chalk on who has the best flanks.
Saitama finds himself stuck in the world of Equestria where humans are only mere pets. Of course he doesn't care, the only thing he cares about is getting back in time for bargain day at the super market.
There's over protective brothers, and then there's Big Mac. And he doesn't like that his little sister has a crush on you.
Celestia and Luna receive a surprise visit from Pinkie Pie. The party pony's impromptu social call is about more than just fun and games, however. More than either of the two sisters could have expected.
A new life, a new future and a new chance. Grover VI the Prodigy; the last hope of an empire.
Surrendering will only lead to me dying, no doubt. An armistice or truce can only be reached through daydreaming. Fleeing? That will only delay the inevitable. My only option is to fight. And fight I shall; it's better than giving up.
The last thoughts of a royal guard.