There is a creature in southern land's, that is nearly as old as the nation of Equestria. Once referred as the queen of the forbidden jungle, later imprisoned in Tartarus. Now it's free to roam the land once more.
Beat up the bad guys, shoot magic out of your fist, slap a changeling in the face with a sausage and kiss the Princesses when you're done. Sounds like a plan.
A group of robbers end up at ground zero of Earth and Equestria having portals opening between them. The robbers blend in with the crowd and bide their time; at least, until they decide that Equestria has some nifty things to steal...
Anon is tired of the hectic day-to-day of living amongst the ponyfolk and decides to purchase some land in the Everfree to have some peace and quiet all by his lonesome. How much land you ask? All of it
I myself, am an amateur scientist, so naturally when offered to go on an expedition to take samples from an active volcano I accepted, although falling in and waking up in a new world as a burning horse no less was not what I was expecting.
To be able to live in Equestria, I have to perform a certain job. I have to be a checkpoint inspector. The princesses insisted that it’s because I’m good at it. I just think they know that I don’t like people/ponies/anyone that are stupid.