"A truly terrifying Halloween background set in a nightmarish landscape

"A truly terrifying Halloween background set in a nightmarish landscape. The scene is bathed in deep shadows, with the only light coming from a blood-red, full moon that casts an eerie glow over the twisted terrain. The ground is cracked and barren, littered with scattered bones and decayed pumpkins with horrific, distorted faces. In the distance, a towering, ancient castle looms, its spires sharp and menacing, with ominous red lights flickering from the narrow windows. Dead trees with gnarled, twisted branches reach out like claws, some with hanging nooses swaying in the cold, still air. The sky is filled with dark, swirling clouds and swarms of bats, their screeches piercing the silence. In the foreground, a thick fog rolls in, obscuring the lower part of the scene, while ghostly figures and shadowy creatures lurk within, barely visible but undeniably present. The entire composition is drenched in tones of deep black, blood red, and sickly green, creating a chilling and oppressive atmosphere that captures the essence of pure terror."