It was the discovery of the century. Technology from an ancient, forgotten civilization that predated even Celestia and Luna. With it, we achieved so much more than we could with magic alone. Biotics, more advanced medicine, space flight. As we set out to explore the stars, we wondered what became of such an advanced civilization as the protheans, as the data called them. But their legacy, the mass relays, will be our gateway to a whole new era.