When an Equestrian vassal kingdom is attacked on the border with Saddle Arabia the mane six take up arms and lead Equestria to war. Mass levies are enacted across the nation, thus calling up the Ponyville Regiment under it's liegelord, the princess of friendship. With the sake of pony civilization and cutie mark magic on the line Twilight and her friends must win at all cost. Celestia wills it!