Searching for an honest Book of Souls II: El Dorado review before you commit real money? You're in the right place. Developed by Spearhead Studios, Book of Souls II: El Dorado arrives with a high volatility profile and an RTP of 96.22%. If everything lines up, Book of Souls II: El Dorado can pay up to 200,000x your bet. Visually it's themed around book of, with the action running on 25 paylines across 5 reels. It first went live in 2020 and still earns its place today. The full verdict is below.
Written by Emma Roberts · Last updated: March 2026
Book of Souls II: El Dorado comes to us from Spearhead Studios, wrapped in a book of theme. It runs on a 5-reel grid running 25 paylines with a high volatility profile, and 96.22% RTP.
Where Book of Souls II: El Dorado earns its keep is the feature set. Look out for scatter symbols that unlock free spins and extra bonus rounds. With 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 Spearhead Studios catalogue.
The RTP of 96.22% is right around the industry average of ~96%. This represents a fair return that's in line with what most modern slots offer.
High volatility means longer gaps between wins, but when wins do land, they can be significantly larger. A bigger bankroll and patience are recommended for this type of slot.
About 1 in 3 spins results in a win. This is a moderate hit frequency that balances win frequency with payout size.
Book of Souls II: El Dorado 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 Souls II: El Dorado by Spearhead Studios is a solid offering that delivers good entertainment value. The 96.22% RTP combined with high volatility creates a well-balanced gaming experience.