Curious what Book of Mummy actually feels like to play? Here's our full, no-fluff take. Developed by KA Gaming, Book of Mummy arrives with a very high-variance maths model and 96.61% RTP. Originally released in 2018, it has aged well. You get 20 paylines across 5 reels, all built around a book of and egyptian theme. The maximum win sits at 5,000x, so there's serious upside on the table. But is it actually worth playing? Read on.
Written by James Holloway · Last updated: March 2026
Book of Mummy comes to us from KA Gaming, built around a book of and egyptian theme. It runs on a 5-reel grid running 20 paylines with a very high volatility profile, and a published RTP of 96.61%.
Where Book of Mummy earns its keep is the feature set. Look out for scatter symbols that unlock free spins and extra bonus rounds. With very high variance, this one is aimed at players who can ride out the swings for the top wins. All told, it's a solid entry in the KA Gaming catalogue.
With an RTP of 96.61%, this slot sits above the industry average of ~96%. Players can expect a solid return over extended play sessions, making it a good choice for value-conscious players.
Very high volatility delivers the most extreme payout profile — long dry spells punctuated by potentially massive wins. Only recommended for experienced players with substantial bankrolls and high risk tolerance.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Book of Mummy features scatter symbols that can trigger free spins rounds. Landing the required number of scatter symbols anywhere on the reels activates the free spins feature, giving you extra chances to win without additional bets. During free spins, special modifiers may apply to boost your winning potential.
3.0 / 5 — Good
Book of Mummy by KA Gaming is a solid offering that delivers good entertainment value. The 96.61% RTP combined with very high volatility creates a well-balanced gaming experience.