Explore the Secrets of the Pyramids for Free with Book of Mystery
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Book of Mystery Pyramids
Unveil the mysteries of the pyramids for free with Book of Mystery, the popular online video slot game developed by Onlyplay. Set in the mystifying land of Egypt, the game features an array of symbols and bonuses that can help you win big. With an RTP of 95.15%, Book of Mystery offers an exciting and rewarding gaming experience.

Book of Mystery is a visually stunning game that takes you on an adventure to discover the secrets of the ancient pyramids. The game features an array of symbols such as Scarab Beetles, Pharaohs and Hieroglyphics, which all add to the mystical atmosphere of the game. The highlight of the game is the Book of Mystery itself, which serves as both the wild symbol and the scatter symbol. Not only does it substitute for other symbols to form winning combinations, but it can also trigger up to 10 free spins if you land at least three of them on the reels. During the free spins, a random symbol will be chosen to serve as an expanding symbol, which can help you win even more. Book of Mystery also has a gamble feature, where you can double your winnings by guessing the colour of a playing card. With an RTP of 95.15%, Book of Mystery offers a fair chance of winning and a thrilling gaming experience. The game is available to play for free with demo play, allowing you to explore the mysteries of Egypt without risking any real money.
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How to download Book of Mystery Pyramids ? To download Book of Mystery Pyramids, follow these steps:
  1. Click here to start download Book of Mystery Pyramids
  2. Select the YES option.
  3. The installation will be completed, and you'll find Book of Mystery Pyramids on your device as an app.
You can download all our slot demos separately to your device, provided that your device supports Progressive Web Apps from websites.