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官方宣布第4季。Cory and friends visit a broken down old shack in the middle of nowhere to investigate the mysteries of his past. After realizing that his grandparents dabbled in black magic, demons and the undead begin to attack, taking Cory's friends down one by one.。Decades ago, the USSR developed unkillable sharks and launched them to the moon. Today, a team of American astronauts will endure the fight of their lives.。