Spike woke up to find himself as his pony caretaker, Twilight Sparkle, while the original Spike somehow still acted like Spike himself. The now-pony decided to go about fixing it alone, with both expected and unexpected results.
After his sudden death on his way to school due to an idiot driver, Ken Williams wakes up to find himself as a strange quadruped with wings and a horn.
Nightmare Moon is weakened. All it'll take is one final blast of Harmony to purify her. Unfortunately, there's a few too many Elements on hand, most of which are... less than helpful.
A serious take on the HiE self-insert genre. This is the story of a by all accounts normal human being, caught up in events beyond his control. Forced to deal with the possibility of being stuck in a world that's strange in more ways than one.