very terrifying cenobite cephalopod lovecraftian demon splattered with blood, long sharp teeth, full body portrait showing entire scary monster, barbed wire, neo-expressionistic, maximalist, horror monster masterpiece, trending on deviantart, 4k resolution, dark cinematic, hyperrealism, octane render, volumetric lighting, ultra-detailed, chiaroscuro, dark blue ocean background, deep underwater, in the style of giger and ralph steadman and da vinci,