Prompt: d&d-horror-themed, photo of a [terrifying beholder with one big eye, one giant mouth with pointy teeth and tentacles], 
in underground cavern, panoramic shot,
(dark, moody, gritty, oozing, slimy), intricate details, d&d horror fantasy setting, film, professional, 8k, highly detailed. Eerie, unsettling, highly detailed
Negative prompt: low quality, low resolution, bad quality, b&w, bad photo, bad art, 3d, cartoon, illustration, art, anime, watermark, logo, cheerful, bright, vibrant, light-hearted, cute