A slot machine

a slot machine with random chance to give a diamond per slot gold, netherite, iron, copper, bronze, titanium, tungsten, or logs or TNT if three of the same thing or three of the total items of diamond, netherite and silver if one of those three or all three of those are in the same spin and it's a combination of those then it's a win if it's not diamond or netherite or silver it counts as a loss