Play the Book of Oz Lock n Spin slot from Triple Edge Studios for free in online casino. Try the Book of Oz Lock n Spin at Microgaming platform where you can lock the reels. The book is wild and scatter at the same time. You have a one time option to keep your expanding symbol. Or discard this symbol and have a different randomly selected symbol awarded. This is the 2nd Chance Feature. Each expanding symbol expands to cover the reel and pays when matching symbols land anywhere on a Expansion only happens when it contributes to new wins. Expansion pays on top of ordinary Free Spin
You are awarded 10, 12 or 25 Free Spins when 3, 4 or 5 Scatter symbols appear on the reel, All bets played in the Free Spins are the same as the spin that activated the Free Spins. Free Spins can be re-triggered.