From the film, Thirteen Ghosts; the story goes that this 1500 page manuscript was written in the 15th century by the astrologer Basileus while he was under demonic possession. It contains spells, profiles on the thirteen ghosts of The Black Zodiac, and blueprints for creating a mansion-like machine with which to open and gain control over the Ocularis Infernum.
After the cringe-fest that was "Newbie Dash" I got and watched this one just now. It's the MLP FiM retelling of "Scrooge" ... and they fucking killed it! From Derpy being the Christmas Tree Star to an appearance by the pony equivalent of Severus Snape, to the brilliant songs, they utterly nailed this one. My faith in pony has been utterly restored by this; not that it
So Equestria is in dire peril! Celestia works an ancient ritual, desperately seeking a champion of all that's right and good. But something goes wrong with the magic. Something doesn't work right. Something fails when she casts the Great Spell. And instead of the human Champion she wants... she gets this guy...