Game Theme
Book

Game ThemeBook |
ProviderPragmatic Play |
VolatilityLow |
RTP96.69% |
Max Multiplier20'000x |
Min Bet0.25 CHF |
Max Bet15.00 CHF |
With Book Of Kingdoms, Pragmatic Play revisits the “book” genre by adding a modern mechanic that significantly changes the spin rhythm. The base structure relies on 5 reels, 3 rows, and 25 paylines, a classic format that leaves room for thematic symbols and key features. The universe unfolds in an Oriental-inspired atmosphere, against a dusty desert backdrop, with an immediately recognizable cast: a smiling explorer, a mage-like man, a woman handling a snake, and a small monkey. This visual ensemble frames two complementary gameplay axes: the “book” scheme with expanding symbol and 5 free spins, and a coin-based mechanic in the style of Hold & Win with Respins and fixed jackpots.
This title belongs to the “book” slot family while distancing itself from strict clones thanks to a second solid feature: Money Respins. The “book” acts in two ways, both as Wild and Scatter: it substitutes regular symbols and can trigger the free spins. During this bonus, a special expanding symbol is randomly selected from the paying symbols, and its expansions do not require adjacency to validate combinations. In parallel, the coin feature relies on a clear trigger — 5 or more coins — and chains respins with counters reset for each new sticky coin, offering fixed jackpots: Minor (30x), Major (100x), and Mega (1,000x).
In the base game, standard wins reach up to 500x per spin outside jackpots, while the combined bonus ceiling goes up to 20,000x. This contrast provides a clear reading of the rhythm: a foundation of familiar features and a peak potential contained in the bonus assembly, especially when expansions and respins are generous. The result is a “book” that does not abandon its codes but adds an extra breath with a highly structured coin-collection phase.
The visual identity stands out with clear and crisp graphics, featuring reels set against a desert landscape illuminated by light. The style remains classical in intention, but the execution is meticulous: icon readability, well-managed contrast between premium symbols and royal cards, and staging that emphasizes the exotic setting. Animations favor fluidity: clean transitions, expressive highlighting of important symbols, and a clear presentation of bonus states (sticky coins, respin counters, symbol expansions). The result is a coherent interface where every visual effect supports an immediate understanding of the mechanics.
The characters belong to an adventure at the edge of an oriental tale: the explorer as the leading figure, a mage-like character holding an orb, a woman with a snake that is highly recognizable, and a mischievous monkey. These signature visuals are accompanied by a “Book of Kingdoms,” a central motif both graphically and mechanically, connecting the base game and the bonuses. The clarity of the rendering, as already noted, facilitates the understanding of expansions and sticky coins, two visually staged elements that pace the sequences.
An Oriental-inspired soundtrack accompanies all sequences, providing a gentle and thematic continuity aligned with the desert setting. Bonus triggers and expansions benefit from dedicated effects that highlight key moments without overloading the listener. The result prioritizes comfort and readability: the sound emphasizes the action and highlights important steps, especially during Coin Respins or the special symbol expansion in free spins.
The core gameplay is built on two complementary pillars. On one side, the “book” logic with free spins and a expandable symbol that does not require adjacency. On the other, a Hold & Win Jackpot Respins sequence triggered by coins, with fixed jackpots and a respin counter reset to 3 for each additional coin. This duo structures the pace: readable base spins, rising attention as the book multiplies, and a clear shift to Respins when a coin block reaches the required threshold.
| Element | Details |
|---|---|
| Wild Role | Substitutes all regular symbols to complete winning lines across 25 paylines. In Wild mode, the book has no inherent value. |
| Scatter Role | 3 books anywhere: 1x and triggers 5 free spins. 4 books: 20x. Books can appear in non-aligned positions and are still counted. |
| Visual Impact | Clear symbol highlight, immediate recognition of the trigger, coherent audio/visual integration with the oriental theme. |
| Aspect | Details |
|---|---|
| Trigger | 3 or more books grant 5 free spins and randomly select 1 symbol as the special expandable symbol. |
| Expansion Mechanic | When enough copies of the chosen symbol land, they expand vertically on their reels and count without adjacency requirements for payout evaluation. |
| Activation Rule | Premium symbols expand from 2 reels, low-value symbols from 3 reels. |
| Retriggers | 3 or more books during free spins: +5 spins. No limit on retriggers mentioned. |
| Bonus Cap | Combined cap at 20,000x. Upon reaching it, the feature ends. |
| Phase | Details |
|---|---|
| Trigger | 5 or more silver coins appearing in the same spin activate the Respins. Triggering coins become sticky. |
| Sequence | The grid clears all other symbols; only coins and empty spaces remain. Start with 3 respins; each new coin resets to 3. |
| Coin Values | Random values from a predefined set, including Jackpot coins showing Minor (30x), Major (100x), Mega (1,000x). |
| End of Sequence | When respins reach 0, or if the screen is fully filled with coins. Sum of values displayed on sticky coins. |
| Special Feature | Fixed jackpots can be won multiple times in the same sequence. |
| Element | Value |
|---|---|
| Structure | 5 reels × 3 rows, 25 paylines |
| Premiums (5 on a line) | Monkey 8x; Woman with Snake 12x; Man with Orb 16x; Explorer 20x |
| Low (5 on a line) | 10, J, Q, K, A up to 2x |
| Payout per spin excluding jackpots | Up to 500x |
| Combined bonus cap | 20,000x |
Book Of Kingdoms combines two well-identified dynamics: the “book” bonus with an expanding symbol, very codified and readable, and the coin Respins that facilitate intensity build-up through a simple counter (3 respins) and an immediate stickiness effect. The choice of a dual-role book (Wild/Scatter) further smooths gameplay by reducing the number of special symbols to memorize. Visually, the coherent oriental setting, expressive premium symbols, and clarity of bonus states reinforce the overall unity. In terms of numeric benchmarks, the scale is clear: up to 500x per spin excluding jackpots, fixed jackpots Minor 30x / Major 100x / Mega 1,000x during Respins, and a combined bonus ceiling of 20,000x. It is rare to see such a high ceiling while retaining a very classic “book” structure; this clearly distinguishes the title in the category.
Within the same provider’s catalog, the most immediate parallel is Return of the Dead (Pragmatic Play). Both titles share the logic of expansions during free spins and the 5×3 / 25 lines framework. The notable difference here lies in the addition of coin Respins with fixed jackpots, absent in the more “pure” approach of Return of the Dead. In terms of potential, Return of the Dead aligns with a target of up to 5,000x, while Book Of Kingdoms adopts a 20,000x combined bonus ceiling; two different interpretations of the same “book” DNA. From a gameplay perspective, Book Of Kingdoms varies attention peaks: expansions on one side, coin accumulation on the other, with a readable jackpot table above the reels.
Zooming out, the “book” archetype naturally points to a historical milestone: Book of Ra deluxe (Greentube). The similarity lies in the selection of an expanding symbol and the 5×3 grid. Differences focus on the second gameplay leg: Book Of Kingdoms features a Hold & Win with fixed jackpots, whereas book of ra deluxe remains on a more traditional path without this layer of Respins. In terms of scale, book of ra deluxe sets its potential benchmark at up to 5,000x, while Book Of Kingdoms shows the 20,000x combined ceiling in its bonuses. The graphical nuance is equally clear: oriental desert ambiance in Book Of Kingdoms, more archaeological and “back-to-roots” reading in Book of Ra deluxe.
In the chapter of alternatives from Pragmatic Play, titles like Ultra Hold and Spin or Wild Wild Riches demonstrate the publisher’s interest in collection sequences and respins, even if their exact construction differs. In Book Of Kingdoms, the coin mechanic integrates with a “book” base, resulting in a duo of features that is particularly easy to follow: free spins with expanding symbols on one side, sticky Respins with fixed jackpots on the other. This pairing clarifies the game’s positioning: a familiar base enhanced by a “Hold & Win” style bonus phase.
In summary, Book Of Kingdoms assembles a proven backbone — 5×3, 25 lines, Wild/Scatter book, expansions without adjacency — and a modern layer — Respins with fixed jackpots. The identity is clear, the execution polished, and the value hierarchy transparent: premiums up to 20x for the explorer, low symbols up to 2x, a Mega at 1,000x during Respins, and a 20,000x ceiling on bonuses. This combination creates two ways to generate memorable moments, one through instant expansion, the other through methodical accumulation, in a clean and readable oriental setting — a blend that clearly positions the game in the contemporary “book” landscape.
How is the free spins bonus triggered?
3 books anywhere trigger 5 free spins; 4 books pay 20x; new books during the bonus: +5 spins.
What is the expanding special symbol?
A random paying symbol expands across its reels and pays without adjacency requirement; premiums from 2 reels, lows from 3.
How does the coin (Respins) feature work?
5 coins or more activate 3 respins, reset to 3 with each new sticky coin; ends at 0 respins or full screen; total values are paid.
Which fixed jackpots are available?
Minor 30x, Major 100x, Mega 1,000x; these coins can appear multiple times in the same sequence.
What is the maximum potential and slot structure?
Up to 500x per spin excluding jackpots; combined bonus ceiling 20,000x; 5×3 structure with 25 lines.
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