Book of Lucky Jack - Ra's Treasure
Spinomenal's traditional Egyptian Book slot with expanding-symbol free spins
The SlotRanker Score is calculated from the visible data below. It is not affected by affiliate deals, and it cannot be bought.
Why this score
Partial data (57%)Five weighted signals shape the composite. Four context signals refine ties. See how we rate for the full methodology.
Popularity blends real player search demand (~30 markets) with a catalogue-derived proxy; games without measurable search demand use the proxy alone. Not live play telemetry.
SlotRanker Score: 51 — Book of Lucky Jack - Ra's Treasure by Spinomenal
https://slotranker.com/spinomenal/book-of-lucky-jack-ras-treasure#scoreSlot Summary
How It Plays
The base game uses 10 paylines across five reels. Ordinary combinations pay from left to right, while the Book can substitute for regular symbols.
The Book also serves as the Scatter, concentrating substitution and bonus access in one symbol. Most structural change occurs only after that symbol activates Free Spins.
Theme & Atmosphere
Egypt, Mythology, and Treasure define the presentation, with pyramids, scarabs, and a mystical book placing the action in a familiar ancient-expedition setting.
The setting stays secondary to readability. Egyptian objects identify the higher-value side of the paytable, while the Book remains the clear focal point for feature tracking.
Features & Win Potential
The Book substitutes for other paying symbols and also counts as the Scatter. That dual role makes each appearance relevant to both line formation and bonus entry.
During Free Spins, the chosen expanding symbol can cover its entire reel when doing so forms a win, including results across nonadjacent active lines.
Bonus & Free Spins
Three or more Book Scatters award 10 Free Spins. A randomly selected regular symbol then becomes the expanding symbol, and another qualifying Book combination adds 10 more spins.
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Compare Book of Lucky Jack - Ra's Treasure with other games
 Book of Lucky Jack - Ra's Treasure Score 51This game |  Cleo's Book Score 87 |  Gates of Anubis Score 87 |  Sands of Eternity 2 Score 85 |  The Cursed King Score 84 | |
|---|---|---|---|---|---|
| Identity | |||||
| Studio | Belatra Games This provider has been reviewed and approved by the SlotRanker team. What does this mean? | Popiplay This provider has been reviewed and approved by the SlotRanker team. What does this mean? | |||
| Released | — | 10/21/2022 | 3/22/2024 | 6/18/2024 | 2/13/2024 |
| Math | |||||
| RTP | — | 96.01% | 96.11% | 96.1% | 96.31% |
| Volatility | — | High volatility | High volatility | High volatility | High volatility |
| Max win | — | 50,000× | 10,200× | 15,000× | 12,500× |
| Format | |||||
| Reels | 5 | 5 | 5 | 6 | 5 |
| Layout | 5x3 | 5x3 | 5x4 | 6x7 | 5x4 |
| Paylines | 10 | 3125 | 0 | 117649 | 19 |
| Min bet | 0.1 | 0.2 | 0.2 | 0.2 | 0.2 |
| Max bet | 100 | 50 | 25 | 60 | 100 |
| Features | |||||
| Progressive | — | — | — | — | — |
| Wild symbol | ✓ | ✓ | — | ✓ | ✓ |
| Free spins | ✓ | ✓ | ✓ | ✓ | ✓ |
| Scatter symbol | ✓ | ✓ | ✓ | ✓ | ✓ |
| Multiplier | — | ✓ | ✓ | ✓ | — |
| Bonus game | ✓ | — | — | — | — |
| Respins | — | — | — | — | ✓ |
Every number is shown as a delta against Book of Lucky Jack - Ra's Treasure.
Questions & Answers
Book of Lucky Jack - Ra's Treasure FAQ
The Book acts as both a Wild substitute and the Scatter that triggers Free Spins.
A regular symbol is selected before Free Spins and expands across a reel when that expansion creates a paying result.
Yes. Three or more Book symbols during the feature award another 10 spins.
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