20140094257 | Gaming Machine - Disclosed herein are wager game machines and methods. In one example, a method involves: selecting a first symbol set from a global symbol group; displaying the first symbol set, wherein the first symbol set includes at least two symbols; determining that a trigger event has occurred; responsive to determining that the trigger event has occurred, identifying at least one symbol in the first symbol set that is in a replaceable symbol group which is a subset of the global symbol group; for the or each symbol in the first symbol set which is in the replaceable symbol group, selecting a replacement symbol that is in the global symbol group; and displaying a second symbol set consisting of (i) the symbols in the first symbol set which are not in the replaceable symbol group, and (ii) the or each replacement symbol. | 04-03-2014 |