1. A hybrid gaming system comprising: a cabinet; an electronic gaming machine (EGM) mounted to the cabinet, the EGM comprising: a base game interface disposed within the cabinet and comprising a display and a base game player instruction input mechanism, a processor disposed within the cabinet and arranged to conduct a base game based on at least one player instruction received from the base game player instruction input mechanism; a feature game device mounted to the cabinet, the feature game device comprising: a feature game display mounted to the cabinet and a feature game instruction mechanism operable by the player to input at least one instruction; a trigger monitor arranged to determine that a trigger event has occurred such that a feature game is to be conducted; and a feature game controller located remotely from the EGM and the feature game device; wherein the feature game device is in communication with the feature game controller and is responsive to the trigger monitor to generate feature data for at least one feature game to be displayed on the feature game display and to process the at least one instruction, and wherein the feature game controller is arranged to select one of a number of predefined feature games for combining with the feature data and for implementing on the feature game display; and wherein the EGM is in communication with the feature game device and is responsive to a lock command from the feature game device to lock play of the EGM while the selected feature game is being implemented, the EGM further is responsive to an unlock command from the feature game device once the feature game is complete.