Instead, you'll feel elated to be taken to a surprise party regardless of what the reels show. However, sometimes a mystery trigger will take you to the bonus without any warning. You could go to a bonus event by landing three noisemaker symbols on the reels. One game that uses both symbol-driven and mystery bonuses is Super Jackpot Party. If it selected 93, for example, then on your 93rd spin, you would be taken to a bonus event no matter what was on the reels. Then the random number generator would select a number between those two points. It can be configured several different ways, using time of play, number of spins, credits wagered or credits paid out as parameters.įor example, a designer could configure the game so that sometime between 60 and 120 spins, it must award a bonus event.

Instead, a random number generator selects a time for you to go to a bonus event. With mystery bonuses, you can go to a bonus round even without having any bonus symbols on a screen. Anytime you get three or more of the bonus symbols, you'll go to a free spins bonus.

The bonus symbol is Zeus' hand clutching a lightning bolt. However, some games do require the symbols to line up.Īn example of how it all works is Zeus III, now enjoying strong popularity online. Usually, it requires three matching bonus symbols. If the bonus launches are symbol-driven, then you must land a certain combination of symbols on the reels to go to the bonus.

That's true regardless of whether you're playing online slots or offline slot machines. There are two basic ways: Activating a bonus round can be either symbol-driven or mystery driven. It's that possibility of winning without risk of losing that makes the event a 'bonus.' HOW DO YOU ACTIVATE BONUS ROUNDS? You can accumulate credits during the bonuses without the risk of losing money, unlike regular spins. During the bonuses, you make no further bets.

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