A stunning 8k ultra-realistic depiction of a samurai warrior holding a vibrant orange war flag banner, showcasing intricate orange and black armor with detailed embellishments under enchanting cinematic lighting. The hyperrealism captures high-definition clarity and vibrant illumination, akin to works trending on ArtStation, featuring exquisite details and a precise focus reminiscent of Unreal Engine 5 renders. Set against a dramatic, dark environment, the scene is alive with dynamic reflections and depth of field, capturing the essence of photography. The backdrop is a war-ravaged, reddish landscape filled with smoke and embers, delivering a truly cinematic experience --ar 9:16.