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Book of 99 slot cover
Relax Gaming ↗

Book of 99

Ancient GreeceBooksMythology

Book of 99 is a slot from Relax Gaming with payline mechanics. Explore its reported specifications below.

Reported RTP99%
VolatilityHigh
Reported maximum win12,075×
Reel layout5x3

Inside the game.

The source lists Relax Gaming as the provider. Its reported RTP is 99%. Volatility is classified as high. Figures describe the version recorded in the dataset and may differ from the game offered by an operator.

Reported features

Book Collection TriggerFree SpinsExpanding SymbolsRetrigger

Read the numbers in context.

RTP is a theoretical long-term figure. It is not a guaranteed return, and maximum win is a reported ceiling, not an expected outcome. Volatility labels are descriptive and are not standardised across providers.

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Reported data. RTP is a theoretical long-term percentage, not a prediction for a session.