All hail the king! Alongside Major Millions and Mega Moolah, King Cashalot completes a troika of progressive slots games that have captured the slots world’s imagination and have been responsible for much of the $250 million Microgaming casinos have paid out over the past few years. The jester symbol is appropriately the WILD and five kings on payline number 9 will earn you another headline-making progressive jackpot.