Human in Equestria? Check. Trying to find his way home? Check. Surrounded by clueless candy-colored equines? Check. Magically soul-bonded to Twilight Sparkle using dread necromantic magic and an evil artifact? Check.
I don't know who I am, I can't recall what I am. All I know is that I'm not like others and I'm in a forest with strange sounds around me and two younger but softer versions of me are picking on and even hurting another one. What
A human soul is stuffed into King Sombra's body. Having no idea what's going on, and thinking he is in some kind of coma, he just casually strolls into the Crystal Empire.
Rainbow meets a talented, autistic patient, and has to spend the 12 Days of Hearth's Warming acting as her guardian after a slight 'misunderstanding', at least in her opinion.
The Second Invasion of Canterlot is about to begin. It will be an event which will alter the life of one changeling in particular in ways he never imagined.
After the royal wedding, a new changeling hive makes its presence known and wishs to open diplomatic relations. Twilight decides to use this opprotunity to learn more about them, but ends up getting far more than she bargined for.