Book of 99 Slot Review
5.00By Relax Gaming · Theme: Greek odyssey warriors
Play Book of 99 for real money
Spinning Book of 99
In a 5-reel slot running 10 lines, Book of 99 extracts a lot out of its format. The Greek odyssey warriors styling carries through every symbol, animation and sound. Zero spec-sheet filler here — every detail below came from real spins.
Symbols and Design
The symbol art includes Jason, Atlanta, Cyclopes and cat woman — on-theme and readable at fast spin settings. Wild work goes to the book.
What Makes Book of 99 Special
Trigger landing three book symbols or collecting 99 wild symbols and the Free Spins with Special Expanding Symbol kicks in — arguably the slot's most profitable stretch. Bonus frequency ran fair across the review sessions — neither starved nor flooded.
Betting Range and Payouts
Stakes range from 0.01 per line up to around 100 max stake. Across 10 paylines and 5 reels, hit cadence felt honest throughout testing. Like with any slot: variance decides short sessions — play inside a set budget.
Try It Online
Nearly all casinos running Relax Gaming should stock it — start at Rainbet. For variety, alternate between Epic Joker and Dead Riders Trail — related DNA, different themes.
Should You Give It a Try?
Final word: Book of 99 does the fundamentals correct and sprinkles enough surprise on top. Measured against the Relax Gaming catalog 180+ titles deep, Book of 99 sits in the top tier. Mike Hunt|Mark Lacey put Book of 99 through real sessions for Nodepositcasinoguide; data current as of July 22, 2026.
Pros
- Bonus rounds included: Playing this slot machine you can experience the Free Spins with Special Expanding Symbol bonus that is launched by landing three book symbols or collecting 99 wild symbols.
- Added wild symbols: The slot machine allows for the book symbol to complete pay-lines
- Game uses 10 lines and 5 reels: Great game using 10 lines in combination with 5 reels allowing for a maximum win of $500,000.
Cons
- This one doesn't support a scatter symbol: Book of 99 slot doesn't use scatters in it. Scatters allow gamers to still win even when symbols don't hit in order, so their absence is a drawback.
- Game does not support progressive jackpots: Progressive jackpots allow for massive payouts and who doesn't love that? This one doesn't include progressive pots.
- No demo play: You cannot test Book of 99 for free — real money only.
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Frequently Asked Questions
What did Relax Gaming theme this after?+
This Relax Gaming designed this slot after the Greek odyssey warriors theme that utilizes Jason, Atlanta, Cyclopes and cat woman graphics.
Does Book of 99 slot offer wild symbols?+
This Greek odyssey warriors themed game uses book symbol for the wild symbols.
What are the min and max stakes?+
Bets range from 0.01 to 100 a spin, fitting penny players through serious bankrolls alike.
What casinos carry Book of 99?+
Book of 99 appears at casinos carrying Relax Gaming titles, such as Gambiva and Rainbet.
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