Horror-themed (masterpiece:1,2), best quality, 
RAW photo, sci-fi style, cyberpunk,
Solo, a futuristic underwater world full of technology, creatures that combine jellyfish and machinery, a perfect combination of mechanical technology and biology, biology (dancing tentacles full of terrifying spikes), translucent skin, monsters, bubbles, underwater, terrifying and deadly aura,
Depth of field, stunning image quality, ultra-high resolution, crazy details, 8K, natural lighting, . Eerie, unsettling, dark, spooky, suspenseful, grim, highly detailed