A high-quality 3D portrait rendering of a ghoul overseeing the gates of Hell, featuring a smoldering infernal skull with piercing red eyes that flicker like embers. The ghoul possesses a slender, towering form, its meticulously detailed skeletal frame draped in tattered rags. The background is alive with intense, highly detailed flames that cast a hellish glow, accentuating the dark fantasy horror theme. The scene is enveloped in dramatic, cinematic red lighting, reminiscent of fantasy art featured on ArtStation. The soft-focus effect and wide aperture create a sense of depth, maintaining the eerie atmosphere while evoking a feeling of dread.