gems bonanza demoExperience the 8×8 videoslot with a Nuclear and Lucky Wild spin modifiers and a 10x win multiplier. Follow the map to the lost treasure of Gems Bonanza™ and trger the Gold Fever feature.We can enjoy Gems Bonanza in demo mode on several on platforms without needing to make any deposit. This allows us to get familiar with the game’s features and gameplay without any financial commitment.