intricate of a red creature in a dark cave

red creature dark cave dynamic brushwork bugcore tenebrism mastery white bronze intricate illustrations rtx rim light artwork detailed painting fantasy brushstroke technique mysterious art darkness artistic style dramatic lighting shadowy figure expression atmosphere design tones expressive details horrifying inspired dungeons dragons featuring nightmarish demon spider depths hell monstrous grotesque human-like head adorned infernal markings demonic features eyes gleam malevolence contorted mouth reveals venomous fangs ability spit corrosive acid terrifying