Upheaval Series4 storiesA FimFiction series sure to be known as one of the greats. If you've read the Immortal Game and haven't read this...why? (And inb4: I know that the "Legionnaires" stories are not an official part of the Upheaval Series, but they are based on it and I did not want to start yet another list.
Trixie, Blossomforth, and Coco Pommel are drafted into the Legion and must fight to survive their first campaign against viscious ursans and a new, deadly threat to Equestria