Cthulhu mythos, Azathoth, the Blind Idiot God, grotesque, tentacles, bulbous body, irregular shape, twisted horns, cyclopean eyes, dark purple skin, slimy texture, eerie green glow, ancient tome, mysterious runes, dimly lit, abandoned temple, ruined columns, crumbling stone walls, overgrown with vines, misty atmosphere, flickering torches, eerie ambient sounds, cinematic close-up, shallow depth of field.