Great Blue Slot has some bonus bonus features that offer even greater bonuses, free spins and multipliers. Killer whales represent wild symbols. It replaces all symbols except Scatter and doubles all expenses.
Pearl as a scatter symbol. By far the most valuable symbol of this game is landing on this bad boy, you can win 33 free spins or X15 in the multiplier. When 3 or more pearl symbols fall on the reel, you will automatically win 8 free spins and X2 multipliers. During the free spin, you can win more free spins infinitely. Pearl also allows you to access the bonus game, from which you can choose 2 of 5 shells to win additional free spins and/or multipliers.