What wouldn't I do for Mother?

What wouldn't I do for Love?

... What would I do if I had to choose?

((For the purposes of this fanfic, the episodes "Cutie Mark Chronicles" and "Hearts' and Hooves' Day" take place after "A Canterlot Wedding."))

What are the chances your favorite pony was secretly a changeling all along?

Yeah, probably about one in one.

A letter from Celestia interrupts one of Pinkie's parties with disturbing news. Now friendships will be pushed to the limit as Twilight struggles to uncover which of her friends is not who, or even what, she appears to be.

(While not a romance, this does contain a shipped pair)

in Russian

"Would you tell anypony if you knew the world was going to end, Twilight Sparkle?"

"Dear Princess Celestia, what do you think it would be like to kill somepony...?"

Twilight has issues with the new mare in town. Pinnacle is smarter, prettier, more connected and more talented than everyone combined. Why can't Twi love the gaudy newcomer with the contrived and complicated past? As the lone voice of dissent she finds the only possible solution; a sledgehammer.

There's something strange and unnatural living in Bon-Bon's house.

Something other than Lyra.

Equestrian history - a string of important and awe-inspiring events, or an ironed out veil that covers the truth?

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Marked gore for some minor swearing and descriptions.

Everypony knows what happened to Princess Celestia, the bride and groom and the Elements of Harmony on that fateful day, but that can hardly be considered satisfying to those who are curious. Where were the rest of the guards? What was the Queen's army doing before the attack? And why in Equestria did Luna not help during the battle? All this and more shall be revealed!

The story of King Sombra is not all that it seems. For once, in a different life, Prince Sombra had a dream of shadows...