Abstract: Methods of weighting odds in shared bonus events and gaming systems and devices configured for weighting odds in shared bonus events. A number of participations or entries by the same gaming machine or player entity may be obtained for a shared bonus event in association with play of a base or primary game, allowing the odds of winning the shared bonus event to be weighted.

Abstract: An apparatus, method and system for providing substantially isolated sound from a game unit to a user of the game unit. The game unit includes an audio output element that is configured to an audio headset. The game unit includes a central processing unit (CPU), at least one display element, an audio card in communication with the CPU, and an audio output element in communication with the audio output element. The CPU of the game unit is configured to effect play of a game, video signals of which are shown on the at least one display element and audio signals of which are communicated to the audio card and video output element. The audio output element is configured to provide substantially isolated and secure sound to a headset in communication with the audio output element and worn by a user of the game unit.