| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine which enables a game player to digest a game to the end with satisfaction within a predetermined period.SOLUTION: During an AT set, an AT state is changed between normal AT and advantageous AT, and an advantageous background with a higher degree of advantage than a normal background or the relevant normal background is displayed as a background performance for the AT set. In addition, the background performance in execution is switched depending on whether the AT state is normal AT or advantageous AT, and when the number of remaining AT games for the AT set is 5 or less, switching of the background performance is disabled. |
