Our review of Book of Shadows cuts through the marketing and looks at what matters: how it plays and how it pays. Octavian Gaming are the developer behind it, tuning the slot game for a medium low volatility profile, with a published RTP of 95.2%. Originally released in 2023, it has aged well. If everything lines up, Book of Shadows can pay up to 5,000x your bet. Visually it's wrapped in polished, characterful visuals, with the action running on 5 reels and 20 paylines. Here's how it stacks up.
Written by Sophie Williams · Last updated: February 2026
This game, Book of Shadows, is the work of Octavian Gaming, built with crisp artwork and atmosphere. It runs on 20 paylines across 5 reels with a medium low-variance maths model, and an RTP of 95.2%.
Where Book of Shadows earns its keep is the feature set. Look out for scatter symbols that unlock free spins and extra bonus rounds. Thanks to its medium low variance, wins come often enough to suit casual, lower-risk play. On balance, Book of Shadows is a dependable option worth a few spins in the demo first.
At 95.2%, the RTP is slightly below the industry average of ~96%. While this is typical for many popular slots, players should be aware of the slightly lower theoretical return.
Medium-low volatility offers a good balance of regular wins with occasional larger payouts. Expect frequent hits with modest amounts, suitable for casual players who want low-risk entertainment.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Book of Shadows features scatter symbols that can trigger free spins rounds. Landing the required number of scatter symbols anywhere on the reels activates the free spins feature, giving you extra chances to win without additional bets. During free spins, special modifiers may apply to boost your winning potential.
3.0 / 5 — Good
Book of Shadows by Octavian Gaming is a solid offering that delivers good entertainment value. The 95.2% RTP combined with medium low volatility creates a well-balanced gaming experience.