Wagering game with rule set altered prior to completion of reel spin

摘要

A gaming machine for playing a wagering game includes a display and a controller. The display displays a plurality of spinning reels that stop to indicate a randomly selected outcome of a plurality of outcomes in response to accepting a wager input from a player. The controller is in communication with the display and is operative to conduct the wagering game in accordance with a basic set of gaming rules. The controller is further operative to cause a modification to a gaming rule of the basic set of gaming rules and to indicate the modification to the player.