Original Description:
Also check out:
Twilight's black hole diagram
Applebloom sleeping - animated
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Another animation, this is Nightmare Moon. She is a mare, and brings the night (also, she's in the moon. Yay~!)
How long did this take to make? Just one day actually, it was pretty quick. Oh, and if it lags a bit, you may want to reduce the quality (right click menu). The music is from one of the bosses of a game called "Ragnarok Battle Offline" (do not confuse with Ragnarok Online!)