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

https://seat42f.com/the-stakes-on-the-table-chance-fate-and-risk-in-thriller-and-horror-cinema/

Thrillers and horror use coin flips, roulette cylinders, contracts, and rigged games to ratchet up tension with brutal fairness. Take No Country for Old Men: a coin toss seals life or death, forcing characters and viewers into cold uncertainty