8k photography ultra-realistic samurai warrior carrying a majestic war flag banner, full body view of the intricate red and black armor with exquisite detailing, cinematic lighting creating a dramatic high-definition scene, vibrant illumination capturing every hyperrealistic detail, trending on art station with unmatched focus, enhanced with the power of unreal engine 5, enveloped in a dark and intense atmosphere, depth of field showcasing a red war-torn landscape, smoke and embers swirling around, slight blur for a cinematic effect, set in a dynamic 9:16 aspect ratio.