"A thousand years ago, a black alicorn with the power to move the sun and moon held them in a limbo of night for an entire month. The thestral tribe committed treason and defected to her lead, and many crops died. After thirty days of suffering, she was finally defeated by the White Mare and the Six Blessings, and it is said she was imprisoned in the moon.

"Her return began to be foretold almost immediately after she was bested, and now, it has come to pass; she has graced Equestria with her terrible beauty once more, and has plunged it into another endless night, from which there will undoubtedly be much strife and terror. And this time, it may end up being eternal, for the White Mare is nowhere to be found…"