Best quality photorealistic image of a menacing samurai in black armor, holding a unique demon sword. Samurai stance, fierce expression, battle-ready. Semi-Incorporeal sword made of phased matter, plasma, smoke, and light emits faint eerie red light, intricate demonic engravings, ethereal glow. High-resolution, ultra-detailed, sharp focus. Dramatic lighting, strong contrasts, shadows enhancing menacing aura. Deep depth of field, rich textures, photorealistic quality. Dark, misty forest in the background, ancient battlefield setting, ominous atmosphere. Artistic finesse, powerful presence, cinematic intensity, award, masterpiece, intricate detail, sword burns with black flame, ultra-detailed, high resolution, 16k, 8k, 4k, very high quality