Worlds don't always clash because they are entirely different. But sometimes, the things that drive us apart are the things we need from each other.

The Adeptus Astartes, great defenders of mankind. Unless they're just some guy who's been thrust into being one due to the whims of fate and some sort of extra-dimensional being. (a displaced story.)

A young filly hears a voice, telling her that adventure awaits her. Little does she know what that really means.