Thrillers and horror use coin flips, roulette cylinders, contracts, and rigged...

https://ariasmastercolumns.cloudhinter.com/posts/needful-things-themes-explained-in-plain-language

Thrillers and horror use coin flips, roulette cylinders, contracts, and rigged games to make us feel trapped by chance and choice. In No Country for Old Men, a coin toss decides life or death, highlighting fate’s cruel randomness