Prompt code:
A captivating sci-fi illustration featuring a rogue space marine captain with a metallic, crude robotic face, revealing small gears turning within his head. Clad in advanced body armor and wielding a formidable weapon, the captain stands confidently amidst the chaos. The grim atmosphere is accentuated by the dark background, depicting a futuristic battlefield with spaceships and structures clashing in the distance. A streak of glowing energy cuts across the sky, amplifying the chaotic and aggressive ambiance of this intense scene.
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