A photorealistic full body image of a terrifying alien creature resembling a humanoid spider, with glistening venom dripping from its fanged mouth, stealthily emerging from the shadows of a dimly lit cave. Its piercing green eyes exude a deadly glow, casting an eerie light across its intricately designed exoskeleton. The creature's form is captured with cinematic detail, set against a backdrop of utter darkness that enhances its horror. The scene is illuminated with dramatic lighting, highlighting the creature's elaborate features and textures, creating a hauntingly cinematic atmosphere in high-resolution 8k quality, with subtle cinematic noise enhancing the gritty realism. The aspect ratio is a vertical 9:16, emphasizing the creature's formidable presence.