Play Book of Oz Lock' N Spins Slot Game

It's time to re-visit the magical land of Oz and the Emerald City in Microgaming's fantasy slot game Book of Oz Lock' N Spins. This is a 5 reel, 10 payline slot with a high RTP of 96.35% and high variance, which means big prizes are up for grabs.

You can pay extra to lock specific reels to try and set up big combos, and during the free spins feature, a random symbol expands across the reels. If you want to try your luck, you can choose the 2nd chance option to try again with a free reshuffle. And to top it all off, there's a 5,000x jackpot!


Game Type5 reels, 3 rows and 10 paylines video slot
Max bet $:50
Min bet $:0.10
Release Year2019


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This slot game's intense, highly volatile nature makes it an excellent choice for players who want to win big. You can take home up to $125,000 if you play with the highest possible stakes ($50) and fill the screen with Wizard symbols.


Book of Oz Lock' N Spins has a unique reel lock feature that lets you lock up to 4 reels to increase your odds of hitting a high-paying combo or the bonus feature. Of course, the higher the potential reward, the higher the price to lock the reel. After each spin, you'll see a lock icon and a fee for each reel. Choose carefully, as with each locked reel the price goes up even further. But don't feel like you have to lock a reel unless you absolutely want to.

  • Coin sizes / how the betting system works: You can bet for as little as $0.10 per spin in Book of Oz Lock' N Spins, which is equal to $0.01 per payline. Tap the – and + buttons to adjust your bet size. You can increase it up to a maximum bet of $50 per spin.
  • Symbols: Here's a breakdown of Book of Oz Lock' N Spins regular and special symbols.
    • Standard: The Wizard is the most valuable symbol and pays up to 500x for matching five on a payline. The blue potion pays up to 200x, while the purple and red potions pay up to 75x. The low-value royal card symbols pay up to 10x-15x.
    • Wild: The book symbols acts as both a wild and scatter symbol. When used as a wild, it can substitute for all regular symbols, helping you create winning combinations. However, it really shines when three or more land as it triggers 10-25 free spins and an extra payout, up to 200x!
      Before the free spins start, a random symbol is chosen to expand when it lands during the feature. You also get a free 2nd chance option if you want to try and get a more valuable symbol.
Symbol2x on payline3x on payline4x on payline5x on payline
Scatter-2x + 10 Free Spins20x + 12 Free Spins200x + 25 Free Spins
Blue potion0.50x4x40x200x
Purple potion0.50x3x10x75x
Red potion0.50x3x10x75x


Book of Oz Lock 'N Spins is a mobile game that offers the same excellent gaming experience on smartphones and tablets. The graphics are modern, smooth with rich colours while retaining large buttons for touch screens. Microgaming did an amazing job adapting this title to smaller devices so you can easily play it anytime anywhere!


The RTP is 96.35%

The fixed-jackpot is 5,000x your stake

The biggest possible win is $125,000

Yes, you can!


On the surface Book of Oz Lock 'N Spins may look like a regular slot, but it lets you meddle with the game to try and turn the odds in your favour. Lock up to 4 reels to aim for a big combo, or trigger the free spins feature and try your luck with the 2nd chance option to land a high-value expanding symbol to fill the reels. If lady luck is on your side, you'll walk away with the 5,000x jackpot!

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