Game ThemeBook |
ProviderGreentube |
VolatilityHigh |
RTP95.1% |
Max Multiplier10'035x |
Min Bet0.05 CHF |
Max Bet20.00 CHF |
Released on April 11, 2008, Book Of Ra Deluxe marks the evolution of a classic into a modernized version, while maintaining a clear reading of the action on screen. Developed by Greentube, this “Deluxe” chapter refines the visual design and reorganizes the sound rhythms, then focuses on a central mechanic that defines its charm: the Book symbol with a dual role and Free Spins enhanced by a special expanding symbol. The whole setup remains deliberately clean, with a base structure of 5x3 and up to 10 paylines, inheriting the grand theme of Ancient Egypt and its mysteries.
The proposition is clear: a compact grid, iconic symbols (scarab, deities, pharaoh, adventurer), and a Book that concentrates the main levers of the game. The core experience revolves around 10 Free Spins where a regular symbol becomes expanding, stretches across a full reel, and can even pay on non-adjacent positions. A notable feature is a 2x multiplier applied to wins during this phase, doubling each payout from the free spins. The combination of this multiplier with an expanding symbol is quite rare and gives a distinctive edge to this Deluxe version.
This installment is part of the “Book of” saga, preserving its fundamental structure while polishing the execution. The Book of Ra’s dual Wild + Scatter function remains the keystone: substitution, triggering Free Spins, and dedicated payouts when it appears in sufficient quantity, with a possibility of re-triggering. In addition, Book Of Ra Deluxe retains a “Gamble – Double or Nothing” feature, adding a simple, codified interlude after a winning spin. The whole system creates a coherent technical base, without multiplying gimmicks, fully focused on the interplay between special symbol, expansion, and Free Spins.
In the background, the adventure unfolds around the sun of Ra, tumuli, and a hat-wearing adventurer who stands as the premium symbol on the paytable. The mechanics are instantly readable, the grid occupies the screen with large and colorful icons, and the Book is highlighted by a dedicated animation when it selects the expanding symbol. Result: a straightforward technical experience, centered on the 5x3 / 10 lines format, the random expanding symbol selection, and Free Spins with 2x multiplier, with a maximum potential up to 5,000x the stake.
The setting emphasizes thematic clarity: pyramids on the horizon, hieroglyphs in the background, and saturated colors highlighting the desert warmth. The reels occupy a large portion of the screen, so each icon gains presence and readability remains optimal even during rapid sequences. The aesthetic reflects a deliberate “classic” patina, without overloading effects, but with careful touches, especially during the animated opening of the Book, which flips its pages before revealing the expanding symbol.
The style balances retro and modern: well-defined silhouettes, sharp contours, warm palette around golds and terracotta. It evokes a traditional arcade cabinet transposed online, with a “machine” feel that fits a minimalist interface. In practice, everything is instantly readable: active lines, info counter, and premium symbols that stand out effortlessly on the grid.
The paytable mixes card figures and Egyptian iconography. The Book of Ra plays a central role, and the premium symbol hierarchy places the adventurer at the top.
The soundscape emphasizes machine hums and clicks reminiscent of physical cabinets. The music, short and repetitive, recalls certain signatures of early 90s video games, with a deliberately minimalist loop. Payment and bonus activation signals remain clear and distinct, marking key steps: appearance of the Books, opening of the expanding symbol selection sequence, and execution of the Free Spins with their specific effects. Overall, this reinforces a very “cabinet-like” reading of the game, consistent with its design and positioning.
Book Of Ra Deluxe centers its features around the Book, the pivot of progression, and a round of Free Spins with a 2x multiplier enhanced by a special expanding symbol. The modules are straightforward: trigger, selection, expansion, with the possibility of re-triggering and a Gamble – Double or Nothing option after a win. The table below summarizes each function and its impact on the session.
| Feature | Details |
|---|---|
Base Structure 5x3 and up to 10 Lines | The grid offers 5 reels and 3 rows, with up to 10 paylines read left → right. This compact base enhances the readability of alignments and highlights premium symbols. |
Book of Ra – Wild & Scatter | The Book serves two functions: Wild (substituting any regular symbol) and Scatter (accessing the bonus and dedicated payouts depending on its quantity on screen). This dual purpose concentrates progression on a single, easily identifiable icon. |
Free Spins (10) with 2x Multiplier | The bonus triggers when 3 or more Books appear. It grants 10 Free Spins during which all wins are doubled (2x). The multiplier applies to all payouts recorded during this phase. |
Special Expanding Symbol (Random Selection) | Before the first Free Spin, the game randomly selects a regular symbol to become expanding. When this symbol meets its payout conditions, it expands across the entire reel for evaluation. |
Payment on Non-Adjacent Positions | A specific feature of the bonus phase: the expanding symbol can pay without contiguous reels. In other words, adjacency is not required if the symbol quantity is sufficient, allowing new configurations compared to the base game. |
Re-triggering Free Spins | Appearance of additional sets of 3 or more Books during Free Spins grants extra Free Spins, extending the round and enhancing the combined effects of the expanding symbol and the 2x multiplier. |
Gamble – Double or Nothing | After a win, an option offers a mini-game with a 50/50 chance based on the color of a card (red/black). A favorable result doubles the win; an unfavorable result cancels it. This function operates outside of payline calculations. |
Mobile and Tablet Compatibility | The design and simplicity of the 5x3 grid adapt to smartphone and tablet screens. Ergonomics remain clear in touch mode, with the same readability of symbols and bonus animations. |
Maximum Potential | The game offers a technical ceiling of up to 5,000x the bet, with a decisive contribution from the expanding symbol and the Free Spins. |
Book Of Ra Deluxe presents a clear and coherent proposition built around a few strong technical choices: the Book symbol which controls substitution, bonus access, and dedicated payouts; Free Spins combining a 2x multiplier and expanding symbol; a 5x3 / 10 lines grid prioritizing readability. The result reads like a fully detailed technical sheet, where each element contributes a recognizable block to the overall rhythm: Scatter trigger, random selection, expansion, win evaluation, possible re-trigger, and a Gamble interlude that, without disrupting the base, introduces a short binary mini-game after a payout.
This chapter stands out first for the uncommon combination of expansion and multiplier within the same Free Spins sequence. In many “Book” games, the power of the expanding symbol is the only bonus lever; here, the 2x adds an extra layer to the win curve. Another distinguishing feature is the ability of the expanding symbol to pay without adjacent positions, a mechanical detail that significantly alters how combinations accumulate during the bonus. These two aspects give Book Of Ra Deluxe a highly readable yet technically unique profile in its segment.
Compared to other Greentube titles, there are plenty of points of reference. For example, Book of Ra Deluxe 6 expands the framework with a sixth reel, changing the payout table dynamics while maintaining the “Book” DNA and its Free Spins with an expanding symbol. Book of Ra Magic revisits the visual wrap and offers more modern variations along the same lines, still focused on the Book and its effects. Outside the saga but from the same publisher, Lord of the Ocean transposes the skeleton with 10 lines and Free Spins into a mythological marine universe, with a colder staging and distinct premium symbols; the mechanics remain familiar while the atmosphere shifts considerably. Similarly, Lucky Lady’s Charm retains the Gamble – Double or Nothing option and a simple structure, while exploring a radically different theme.
By comparison, Book Of Ra Deluxe remains the purest “Egyptian” base, synthesizing the “fewer features, more impact” philosophy. The 10 lines provide an easily readable experience, the Book animation creates a clear visual cue at the bonus launch, and the expansion + 2x combination adds the necessary variation without overcomplicating things. Fans of variations within the same family will find an expanded structure in Book of Ra Deluxe 6 and a more contemporary treatment in Book of Ra Magic. For a thematic sidestep while keeping a comparable skeleton, Lord of the Ocean and Lucky Lady’s Charm from greentube offer credible alternatives through their tables and features, each with its own visual and audio signature.
Ultimately, Book Of Ra Deluxe asserts a clear identity: 5x3, 10 lines, Book Wild/Scatter, Free Spins (10) with 2x multiplier, expanding symbol even paying on non-adjacent reels, possible re-trigger, and a top payout up to 5,000x. A mechanic that explodes like fireworks at the right moment, without superfluous effects, and which has firmly set the “Book” standard in online slot gaming.
| 5 x200 | 4 x20 | 3 x2 |
|---|---|---|---|
| 5 x500 2 x1 | 4 x100 | 3 x10 |
| 5 x200 2 x0.5 | 4 x40 | 3 x4 |
| 5 x75 2 x0.5 | 4 x10 | 3 x3 |
| 5 x75 2 x0.5 | 4 x10 | 3 x3 |
| 5 x15 | 4 x4 | 3 x0.5 |
| 5 x15 | 4 x4 | 3 x0.5 |
| 5 x10 | 4 x2.5 | 3 x0.5 |
| 5 x10 | 4 x2.5 | 3 x0.5 |
| 5 x10 | 4 x2.5 | 3 x0.5 |
What is the role of the Book in this slot?
It combines Wild and Scatter: substitutes any regular symbol, triggers the bonus, and can pay on its own depending on how many appear on screen.
How is the Free Spins bonus triggered?
With 3 or more Books visible; a regular symbol is then chosen to become expanding during the Free Spins.
What do Free Spins add compared to the base game?
An expanding symbol pays across the entire grid, even without adjacency, and a multiplier applies to each win.
Can Free Spins be re-triggered?
Yes, new sets of Books during the bonus add spins and extend the combined effects.
Is there a Gamble option after a win?
Yes, a red/black mini-game allows you to try doubling the win or losing it.
OL-AGG-20210511-074
