A player can Risk his winning and get one of the expensive Free Spins series instead
For non–winning bets, a player can Buy in one of the other Free Spin features
With a certain probability, up to 5 random reels in the base game can be transformed into Wild Reels
Free Spins series, where Wild Zombie symbol turns all hero pictures into Wild Zombie Symbol
Extra free games can be won as often as their initial combinations appear