This is an addon now released for Amnesia: The Dark Descent. It allows you to play as your choice of one of the 6 main characters of My Little Pony in both the campaign as well as custom stories.
This is just the uninstaller that didn't come with version 1.1. Get this if you don't have 1.0.
Version 1.1 of the Mane Six character replacement mod.
The full release of my Mane Six Mod allowing your choice of a different player character than Daniel. Includes all six of the main characters: Twilight...