Roulette
The Roulette machine is a gambling machine that casino owners can spawn in, it costs 40k to spawn in the machine. Once the machine is spawned in you can press E on the machine to set the price. as shown in the picture below. You can also use a command (/setprice amount) while looking at the machine. These machines can be found in the F4 Menu -> Shops
The machine can also be put out of service by pressing E on it and disabling it, it automatically disables when you die aswell.