A formidable dark Pokémon Blastoise, resembling a colossal monster turtle, unleashes a tremendous torrent of water with unparalleled force; its shell wet and shiny, twisted and macabre in appearance. The scene is filled with intricate designs and details, casting an ominous and eerie vibe. The dramatic lighting highlights the hyperrealistic features and photorealistic textures of Blastoise, creating a cinematic atmosphere. The high-resolution image captures every terrifying detail in stunning 8k, maintaining the core essence of power and dark mystique.