A powerful woman knight, melding the rugged spirit of a cowboy and the elegance of medieval armor, rides atop a majestic horse. She wields a gleaming flintlock pistol in one hand and a polished sword in the other. The backdrop reveals towering mountains under a vast expanse of vivid blue skies. This scene is depicted in hyper-realistic detail, in the style of a classic oil painting, reminiscent of the legendary works of Frank Frazetta. Her armor glints in the sunlight, with intricate designs reflecting both history and frontier toughness, creating a captivating fusion of eras and cultures.