Series
Book of Riches series
Book of Riches series: RubyPlay's controlled variations on ten-line slots
In the crowded Egyptian book-slot lane, RubyPlay's Book of Riches series occupies the space between traditional ten-line play and feature-led variations. The 5x3 grid and ten paylines remain stable, while mystery symbols, stacked symbols, respins or expanding symbols alter how each entry concentrates its rewards.
Ranked by Slot Score
| Game | Year | RTP | Volatility | Slot Score |
|---|---|---|---|---|
 Book of Riches DeluxeRubyPlay | 2019 | 96.49% | High volatility | 68 |
 Book of RichesRubyPlay | 2019 | 94.89% | Medium volatility | 59 |
 Book of 8 RichesRubyPlay | 2021 | 96.9% | Medium/High | 64 |
 Book of Riches Deluxe Chapter 2LatestRubyPlay | 2022 | 96.49% | High volatility | 66 |
Book of Riches Deluxe takes the sharper route, pairing high volatility with mystery and stacked symbols, 96.49% RTP and a 10,000x maximum win. Book of Riches uses the same grid and line count but lowers the listed RTP to 94.89% and the ceiling to 5,100x, while medium volatility and a free-spins multiplier produce a less extreme profile.
Book of 8 Riches breaks from the mystery-symbol branch by adding respins. Its medium-high volatility and 8,000x cap place it between the two opening releases, while the 0.2 to 2 bet range is much narrower than their ranges.
Book of Riches Deluxe Chapter 2 returns to the Deluxe numbers: 96.49% RTP, high volatility and a 10,000x maximum win. The mechanical change is cleaner than a numerical upgrade, replacing the earlier mystery and stacked-symbol emphasis with expanding symbols during the familiar book-style feature cycle.