Incorporating transient symbols into wagering games

摘要

A wagering game system and its operations are described herein. In some embodiments, the operations can include providing a wagering game for presentation, wherein the wagering game includes a first symbol set used to indicate one or more wagering game outcomes before initiation of a secondary contest. The operations can further include initiating the secondary contest, wherein the secondary contest is separate from the wagering game, and providing a second symbol set for use during the secondary contest, wherein the second symbol set is configured to indicate a promotional award for the secondary contest. The operations can further include incorporating the second symbol set into the wagering game. The operations can further include ending the secondary contest, and removing the second symbol set from the wagering game after the secondary contest ends.