Equestria has faced many threats, which Twilight Sparkle, Spike, Fluttershy, Rainbow Dash, Pinkie Pie, Rarity, and Applejack have faced and defeated. But what happened when a threat came that was too big for even them?

It became the business of the unicorn Starlight Glimmer, Equestria's greatest, last-ditch defense. These are her heroic battles.

Though, there is a catch...

Despite the title, this story is unrelated to my Princess Cadance Saves Equestria (Wait, What?!) story and its sequel Princess Celestia Saves Equestria (And Pay Up!)