Thinking about giving Book of the Damned a spin? We tested it thoroughly so you know what to expect. Rival are the provider behind it, tuning the release for very high volatility, with a return-to-player rate of 96.17%. You get 5 reels and 10 paylines, all built around a halloween and book of theme. The maximum win sits at 5,000x, so there's serious upside on the table. Let's break down what works and what doesn't.
Written by Sarah Mitchell · Last updated: January 2026
Book of the Damned comes to us from Rival, leaning into a halloween and book of aesthetic. It runs on 10 paylines across 5 reels with a very high volatility profile, and an RTP of 96.17%.
Where Book of the Damned earns its keep is the feature set. Look out for scatter symbols that unlock free spins and extra bonus rounds. The very high volatility means patience is rewarded — expect quiet spells broken by bigger hits. All told, it's a solid entry in the Rival catalogue.
The RTP of 96.17% is right around the industry average of ~96%. This represents a fair return that's in line with what most modern slots offer.
Very high volatility delivers the most extreme payout profile — long dry spells punctuated by potentially massive wins. Only recommended for experienced players with substantial bankrolls and high risk tolerance.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Book of the Damned 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 the Damned by Rival is a solid offering that delivers good entertainment value. The 96.17% RTP combined with very high volatility creates a well-balanced gaming experience.