A random number generator for a game of chance capable of selecting at least two numbers which are relevant to an outcome of the game of chance, includes a blower, a first mixing chamber housing a first set of balls bearing indicia in accordance with rules of the game of chance and a second mixing chamber housing a second set of balls bearing indicia in accordance with rules of the game of chance. The first mixing chamber is in communication with a first selector including a first calling chamber. The second mixing chamber is in communication with a second selector including a second calling chamber. A first valve has a closed position and an open position. In the open position of the first valve, the first selected ball is allowed to pass from the first mixing chamber to the first calling chamber. A second valve has a closed position and an open position. In the closed position of the second valve, the second selected ball is allowed to pass from the second mixing chamber to the second calling chamber.