Everypony has their own inner demons they must fight, but for Twilight Sparkle hers is very real. After using dark magic Twilight learns of a powerful, and evil entity that has been sealed away inside of her, and now that she knows it's become active. Now she must learn to control it's power before it's power controls her, and it takes over her body.
Fluttershy's normally timid isolated life has been interrupted by her newfound power, a power that Naruto fans would be familiar with-the Sharingan. Will be a one-shot with possibility of sequel