Lucky knew the story, at least in passing. Before the tribes united, strife had them always opposed to one another. She suspected a war, sanitized by the infantilizing of pony culture. In any case, magical creatures called Windigos had brought eternal winter, starving everyone, and burying whole cities in ice. The survivors, few apparently, had fled to new lands, which were very nearly overrun with the same problem before they united and their mutual friendship banished the enemy.