After leaving the Mojave and the NCR behind him, Courier Six is mysteriously sucked into a magical new world. One bursting with not-so-lonesome roads to walk, magic to discover, and fan favorite multicolored ponies to meet.

Something strange is found beneath the ice of the Frozen North... Something that might change the course of Equestria's future.

Sombra's forces required everypony in Equestria to give their part... But when other species joined the fray, the tides of war decisively turned.