Sombra's war has left Equestria weak, divided. But while the Dark King has fallen, there is still threats in the darkness to the Equestrian throne. Celestia and Luna must prepare for the storm, a storm that threatens to shatter the whole realm.

A story of Equestria, a land of peace, meeting Iynia, a steampunk world shrouded by war.

He crossed the Alps. He smashed the Romans at Trebia and Lake Trasimene. He just accomplished what no man could dream of by defeating the Romans at Cannae. He is Rome's Worst Nightmare... and he and part of his army are in a strange new world.