When Twilight is awake, Celestia is her teacher, and she a faithful student. But when Twilight shuts her eyes, another mare approaches, who teaches her a very different lesson.
You know the story, Sunset Shimmer lost in another world, falling into anger and rage. Her plan to steal the Element of Magic and get revenge. A little nightmare filly might have other ideas.
What is a pony? After the Changeling invasion, debates rage across Equestria over that simple question. There is a follow up that nopony thinks to ask, however: what if they weren't the only ones hiding?
A simple Tunneler drone is catapulted from Equestria during the infamous Wedding onto earth. Confused, injured and alone, the drone must figure out how to survive with the whole world watching. (Changeling on Earth, Xcom, Men in Black and SG:1 Xover)