a horrifying, serpentine entity with pale, translucent skin and writhing tentacles coils around a crumbling stone monolith beneath a bright, haunting full moon, its monstrous form is vaguely humanoid at the upper body but dissolves into a massive knot of eldritch appendages at the base, its eyeless face is a hollow void of cosmic terror, reaching out toward the viewer, the night sky is deep navy blue with wispy, unnatural clouds, the lighting is cold and lunar, casting deep, eerie shadows that accentuate the slimy, wet texture of the monster and the ancient, weathered stone, the overall tone is deeply unsettling and surreal, rendered in a dark, atmospheric style that evokes classic, gothic cosmic horror art.