A stunning 8k ultra-realistic image of a samurai warrior standing proudly, holding a vivid yellow war flag. The intricate full-body armor, a striking combination of vibrant yellow and deep black, shimmers with exquisite detail. Illuminated with ornate cinematic lighting, the scene is captured in high definition, exhibiting a vivid brilliance that's trending on art platforms like ArtStation. The artwork is hyperrealistic, showcasing intense focus and intricate details, reminiscent of Unreal Engine 5 graphics. Set in a dark, reddish war-torn environment, where smoke and glowing embers swirl in the air, the scene boasts dramatic lumen reflections and a captivating depth of field, creating an atmospheric, photographic quality.