Colossal Marble Obelisk Warder

Prompt:

Marble creature, stonebound, A colossal, sentinel-like creature known as the Obelisk Warder, which stands motionless until provoked, Its body is composed of smooth, black stone, with intricate, glowing runes carved into its surface, The Warder has a humanoid form, but its proportions are exaggerated, with long, powerful limbs and a broad, towering frame, Its head is featureless, save for a single, glowing eye embedded in the center of its forehead, The Warder’s chest contains a large, pulsing crystal that emits a deep, resonant hum, echoing through the surrounding area, When active, the runes on its body flare with energy, and the creature unleashes devastating blasts of energy from its hands, The Warder stands in the center of a vast, barren landscape of cracked earth and towering, ancient monoliths