a method of gaming in a gaming system comprising : initiating a bonus game comprising a plurality of levels having a defined sequence ; determining a group of participants in the bonus game ; associating each participant with a level such that each participant is eligible to a bonus win based on the level with which the participant is currently associated ; awarding a bonus win to one of the participants ; and associating a subsequent level with each of the participants in response to the bonus win such that each participant is eligible to a subsequent bonus win based on the subsequent level associated with the participant .