| 摘要 |
PROBLEM TO BE SOLVED: To provide a combination game machine which can stimulate a player' s interest by employing a probability varying system. SOLUTION: The combination game machine includes a game state determination means 95 to determine whether or not a special game state is generated when a game ball is detected, a special game state generating means 98 to generate a special game state advantageous to a player when the means 95 determines a special game state by means of a first probability, and a probability variation means to vary the first probability to a second probability based on a predetermined condition.
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