A small volcano with a meter from one to four may be seen in the lower left corner of the screen. Fiery rocks will fall on the reels and fill the spaces on the volcano as you play. The free spins start after you have collected four rocks. The following choices are available to you:
- 5 free spins with a 6x multiplier
- 10 free spins with a 3x multiplier
- 15 free spins with a 2x multiplier
- 30 free spins with no multiplier