Lucky Lemmings slot machine by WMS Gaming, Inc. (2004) Information and images for the slot machine: Lucky Lemmings released by WMS Gaming, Inc. in 2004. Login | Register | Contact. In the bonus round players will be have a number of lemmings to send off a cliff. 3 or more Lucky Lemmings Bonus symbols on an active payline trigger the bonus. The player is prompted to select one of the bonus ...