Archaic Robot Relic Sentinel

ancient magical construct; humanoid figure made of dark stone and metal fused with glowing runes and arcane symbols carved across its surface; body emits faint purple and blue energy veins; textures cracked and weathered as if shaped by ancient magic rather than forged; central chest core glowing softly with swirling light; limbs reinforced with engraved sigils and occult geometry; atmosphere dark and mystical, aura of forgotten power; cinematic lighting, realistic materials – obsidian, aged bronze, faint violet-blue glow, subtle mist, extremely detailed, high resolution texture, epic picture