Great Blue is a charming undersea themed 5 reel 25 lines video slot.
The main character of Great Blue is the grampus which will act as wild and substitutes any other symbol except scatter plus doubles the winnings.
Three or more pearl-oyster scatter trigger up to 33 free spins which gives you a higher chance to win big.
During the free spin feature you can win additional 15 free spins with three or more scatter.
You can try this Great Blue Slots casino game for real money at Bet365 Casino.