John Carpenter's The Fog (1980) Legend says that Antonio Bay was built in 1880 with blood money obtained from shipwrecked lepers but no one believes it. On the eve of the town's centennial many plan to attend the celebrations, including the murdered lepers. Image and info credit: IMDb. https://www.youtube.com/user/PopcornCinemaShow
Not a superhero movie, a crime drama about choices, morality and the unclear lines between right and wrong, using Batman as the principal player in a battle against a force of chaos that transforms his beloved city into a battlefield, brought on by the greatest enemy he ever faced, that won't even look at most of the people he murders: The Joker.