A highly detailed, photorealistic image of a male soldier in a futuristic, olive-drab and yellow armored suit, holding a high-tech assault rifle. He stands confidently next to a massive, heavily armored bipedal mech. The mech is predominantly olive-drab with yellow and red accents, featuring a large, spherical main cannon and various articulated robotic components. The lighting is bright and clear, emphasizing the textures of the armor and machinery. Studio shot on a clean white background. Realistic rendering, octane render, cinematic quality.,mecha,mecha skin,Cinematic photography,mecha skin