Hunt the plains for riches in Gems of the Serengeti The majestic beasts of the plains await in the 5×4, 20 payline slot, Gems of the Serengeti, which sees brave hunters prowl the reels in search of huge wins. The action-packed title contains a classic Free Spins mode, where players can collect gems. If enough are found, then they can also trigger the Respins mode, giving the chance to win a staggering amount that adds to the Free Spins wins!