A menacing dark Pokémon Blastoise, a massive monstrous turtle unleashing an overwhelming torrent of water with immense power, its wet and dense form exuding a twisted and macabre aura. The creature's intricate design showcases a horror-inspired elegance, with dramatic lighting that enhances its hyperrealistic features. Every detail is captured in sharp photorealistic clarity, creating a cinematic spectacle in stunning 8k resolution, highlighting the terror and beauty of this unstoppable force.