After the return of Princess Luna, Equestria entered a period of unparalleled innovation. Space flight and faster-than-light travel became not only reachable goals, but reality. And so equine civilization expanded throughout the cosmos. But in their search for other intelligent life, they discovered a race that could not be befriended, appeased or reasoned with. The race they encountered existed only to feed.

Now, in a war where defeat means extinction, any victory counts.