A gaming system which utilizes a random number generator where the process of selecting one or more seeds for the random number generator includes participation of a player. In one embodiment, the player picks one of a plurality of displayed selections at a gaming device. Each selection is associated with a different external steeling source of data not controlled by the gaming system. A gaming system gathers, the data torn the external seeding sources associated with the different seeds. The gaming system uses the data gathered from the seeding source associated with the player's picked selection to determine one or more seeds. The determined seeds are used to initialize a random number generator, which generates one or more numbers and at least in part determine the outcome of the game.