Underground Machine Room is a the machine room of Coal-Mining Town in Tomba! 2: The Evil Swine Return. In order to enter the machine room, the event Bury it in the Sand! must be completed. There is three different machines in here; a washing machine, an oven and an fusing machine. The washing machine can wash mud obtained in Pipe Area. The oven can cook food, like bananas and pieces of meat. The fusing machine is only used in the event Make a Light Alloy!, but the event The Fuel that Burns Well must be cleared in order to use it.