To provide a slot machine which can put on a performance by several kinds of announcement images without increasing a data amount and can make a player hold several kinds of expectations different in extent.

The slot machine has a combination lottery means 410 to perform a combination lottery to fix one from among a plurality of combinations including a special combination, an image display means 70 capable of displaying performance images and an image control means 500 to make the image display means 70 display performance images. The image control means 500 adds one or a combination of two or more equipment images corresponding to the degree of expectation of winning the special combination to an underlying character image on the basis of the result of the combination lottery to display in the image display means 70.