Masterpiece, realism, digital art, a woman as mystic Valkyrie with elaborate fur armor and feathered headdress, Norse, goddess of winter, art by Karol Bak, avian warrior, ultrarealistic hyper realistic, rim lighting, cinematic, perfect contrast, high sharpness, depth of field, ultra detailed photography, global illumination, smooth, ultra high definition, 8k, unreal engine 5, ultra sharp focus, award winning photograph