A striking full-body depiction of a female rider atop a powerful steed, her presence blending the bold essence of a medieval knight and a rugged cowboy. Clad in intricately detailed medieval armor, she confidently wields a gleaming flintlock pistol in one hand and a modern firearm in the other. The scene is set against a backdrop of majestic mountains and expansive blue skies, capturing the vibrant energy of the moment in high resolution and hyper-realistic detail. The piece, reminiscent of the legendary style of Frank Frazetta, unfolds like a dynamic oil painting, seamlessly integrating elements of fantasy and reality with subtle creative nuances.