Like New York, Los Angeles banned pinball machines in 1939. The ban was overturned from the Supreme Court of California in 1974 mainly because (one) if pinball machines were games of possibility, the ordinance was preempted by state legislation governing games of possibility generally speaking, and (2) whenever they were https://medium.com/@businesscenter1995/batman-dark-knight-pinball-machine-7a28fa80a5fe