AU Thoughout history there are ponies who single hoofedly determine the fate of Equestria - Twilight Sparkle is one such pony. Captured by Nightmare Moon, Twilight will have to sacrafice everything to bring back the sun but if she breaks then all is lost

During the final battle, Nightmare Moon almost seduces Twilight...but she fails, and all is well and good. At least...until some time after Nightmare Night, where Pinkie finds the words 'Your Fault' carved into her cupcakes. As of 7/16/12 Retroactively part of the Countdown to Componydum.

A cynical, dangerous pony that was cursed to be half dragon has lived in the Everfree Forest for 8 years. He meets the Queen of the Changlings and finds that they are both outcasts. Will She open his heart up to emotions he hasn't felt in years?

Nightmare Moon has won, and the night is eternal. Yet, not all is lost. Equestria now is divided between the usurper's armies and those of the Dawn Militia. But their most dangerous foe may not be the dreaded Mare of the Moon, but her lieutenant, Eclipse – formerly known as Twilight Sparkle.

Luna discovers something hidden from Celestia for twenty years, now, with emotions running high, she enlists the help of the Mane 6... but what seemed to be a single mystery, soon reveals a darker and much more complicated plot...

I was never always evil. Listen as I recall my life story, and wonder if I was truly at fault for what I did.

Her eyes were what got me, the first time I saw her. Those violet eyes were like nothing I had ever seen. She was truly bizarre, but in an oddly good way. I knew only that I wanted to be with her. Of course, I had no idea she would lead to my destruction