I remember being a young adult male human once. Nowadays I'm a female pony who now has to retake school because SOMEPONY couldn't perform a spell correctly. I might as well try to make some good out of this situation and see what chaos I can cause!
After being saved from the Dursleys, the live of Harry Potetr changes drasticly. Only when he starts his studies at Hogwarts, his life begins to take a slow turn towards normal. The only question is, how do you define normal?
After decades of preparation, an ancient cult finally manages to summon two of their dark gods into Equestria. Instead of almighty Alicorns, they arrive as a pair of helpless fillies. To get home, they'll have to play the part...
Ponyville's newest psychotherapist realizes she'll have her work cut out for her when her first patient in town is a unicorn colt who claims to have been originally a "human".
Silver Spoon. Derived from the phrase "born with a silver spoon in your mouth," which implies being born into wealth, privilege, and now a pony too apparently.
Rainbow Dash finds a maimed, unconscious young colt on the edge of Ponyville and rushes him to the hospital, but nopony knows who he is and something about him seems off...
Brother, sister, mother, father... What is a family? Are they just relatives? The people whom take care of you? Or, are they the ones you love most for just being whom they are? What will happen when brother and sister find them alone in Equestria.
A lucid dream is a dream during which the dreamer is aware that they are dreaming. What happens when a human with the ability to lucid dream finds his way to Equestria? Answer he becomes Morpheus the Prince of Dreams, the son of Nightmare Moon.
A struggling young adult finds herself in Tartarus as the nefarious Cozy Glow. If she wants to go out and freely explore all of Equestria with her villainous buddies... she was first going to have to change this evil filly's future.
Humanity's space exploration ultimately took the form of billions of identical probes, capable of building anything (including astronauts themselves) upon arrival at their destinations. One lands in Equestria. Things go downhill from there.