After successfully ending the feud between herself and Starlight, Twilight Sparkle reflected on the story Applejack had told her about the war with the Crystal Empire and how a mere helmet could turn a simple pony into an efficient machine. Cautiously optimistic about possibly positive benefits from using such technology, Twilight Sparkle begins experimenting with long-standard enchantments on Royal Guard uniforms, and who could better serve as her test subjects than her best friends?

Contains TG/gender swap and mind alteration. Sensible plot is not included!