Patent ID: 11954975
Assignee: ARISTOCRAT TECHNOLOGIES AUSTRALIA PTY LIMITED
Field: Control (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. An apparatus comprising:
a memory device storing data indicative of a set of symbols, the set of symbols including a plurality of configurable symbols and a plurality of non-configurable symbols;
a user interface;
a display device; and
a controller executing instructions stored in the memory device which cause the controller to at least:
initiate a first symbol presentation stage;
generate a first symbol presentation stage outcome by selecting and displaying a plurality of symbols at a plurality of display positions of a first display matrix displayed on the display device, wherein the plurality of symbols is selected from the set of symbols including the plurality of configurable symbols and the plurality of non-configurable symbols, wherein when displayed, each displayed configurable symbol displays a value;
initiate a second symbol presentation stage with an initial quantity of instances when the first symbol presentation stage outcome includes a triggering number of configurable symbols, the second symbol presentation stage including a second display matrix when a first replication trigger condition is satisfied;
for a first instance of the initial quantity of instances of the second symbol presentation stage, select and display symbols for display positions of the first display matrix and the second display matrix;
for each remaining instance of the initial quantity of instances of the second symbol presentation stage, separately and concurrently for each of the first display matrix and the second display matrix:
retain each configurable symbol from a previous outcome at its corresponding display position of a respective display matrix; and
select and display replacement symbols for non-configurable symbols in a plurality of display positions not occupied by the retained configurable symbols; and

determine a second symbol presentation stage result based at least in part on a value of each configurable symbol displayed at the end of the second symbol presentation stage.