Book of Monsters

9.0/10

Release March 2025· Updated October 2026

Book of Monsters Horror (2024). BetsRank score: 9.0/10.

RTP

96.5%

Volatility

Very High

Max Win

5 000x

Grid

7×7

Bonus Buy

Yes

Book of expandingMonster themeMultipliers FSBonus Buy 100x

9.0

BetsRank Verdict

Our read of the game, based on the data the studio publishes

Released in 2024, Book of Monsters is Pragmatic Play's horror-themed take on the Book format. RTP 96.5%, max win 10,000x.

Strengths

+Classic Book of expanding mechanic
+Spooky monster theme
+10,000x max win
+100x bonus buy available

To consider

−Very high volatility

About Book of Monsters

Released in 2024, Book of Monsters is a Pragmatic Play Book slot set in a horror monster universe. Format 7×7 / Cluster pays, RTP 96.5%, max 10,000×, very high volatility.

The visual world is horror-themed: monsters, a grimoire, and a dark palette of purple, black and red. Mechanics: expanding Book symbol, cumulative Free Spins multipliers, and a 100× bonus buy (banned in the UK).

Available at top-rated crypto casinos on the BetsRank list. See also Book of Tut Megaways, Book of Vikings, Book of the Fallen, Book of Kingdoms, and Book of Golden Sands.