To get the Great Blue reward, you should expect to get at least 3 Sea Shell symbols, and it doesn't matter which scroll they will appear on. Then trigger the bonus. You go to the bottom of the sea and see what it hides and how luck makes you happy. So there are 8 free spins, 2 multipliers.

Then you have to make a choice: pick out 2 out of 5 sea shells, and wish you good luck with more free spins, plus multipliers. In general, the number of free spins you can get at Great Blue is 33, and the multiplier can reach 15. With the continuation of the free spin, luck can make you more satisfied: at least 3 scattered, you will be in the same ride Get 15 more free spins in a few. Have fun, you get almost unlimited free spins.