Book of Inferno Slot: Comprehensive Data Analysis
Core Game Specifications
| Attribute | Value |
|---|---|
| Developer | Quickspin |
| Release Date | 2023-02-07 |
| Theme | Underworld, Fantasy, Demon huntress |
| Layout | 5×3 |
| Paylines | 10 |
| Bet Range | 0.10–100 |
| Core Mechanics | Marked Symbol expands to full reel and pays anywhere, Symbol Upgrades via Book symbol, Free Spins with retriggers, Book acts as Wild and Scatter, Bonus Buy option |
| Software Provider | Quickspin |
| Platforms | Desktop, Mobile, Tablet (HTML5) |
Mathematical & Payout Model
Return to Player (RTP)
96.15%
Volatility
High
Max Win Potential
5846x
Symbols & Paytable Hierarchy
| Tier | Symbol(s) | Function & Value |
|---|---|---|
| Low Tier | 9, 10, J, Q, K, A | Provides small, frequent wins to maintain gameplay. |
| High Tier | Commander of Hell, Lady of Hell, Lord of Hell, Anna the Demon Huntress | Highest paying symbols. Top hits available with full combinations. |
| Wild | Book of Inferno | Acts as a substitute / feature trigger per game rules. |
| Scatter | Book of Inferno | Triggers free spins / bonus round when enough appear. |
Book of Inferno Bonus Features Mechanics
| Feature | Trigger | Initial Award | Core Mechanic | Enhancement/Retrigger |
|---|---|---|---|---|
| Free Spins | 3, 4, or 5 Book symbols | 10, 15, or 25 free spins and 2×, 20×, or 200× bet | One random symbol becomes marked and expands; retriggers possible | Marked symbol upgrades via Book symbol |
| Marked Symbol | Randomly on any spin | Marked symbol expands to full reel and pays anywhere | Upgraded by Book symbol landing | |
| Bonus Buy | Player choice | Entry into free spins for 125× bet | Direct access to free spins |
Frequently Asked Questions (FAQ)
| What is the RTP of Book of Inferno? | The standard RTP is 96.15%, with alternative versions of 94.19% and 87.16% available. |
| What is the maximum win? | The maximum win is 5,846× your bet. |
| How do free spins work? | Landing 3, 4, or 5 Book symbols awards 10, 15, or 25 free spins, plus respective payouts of 2×, 20×, or 200× your bet. |
| What does the Marked Symbol feature do? | A random symbol becomes marked and expands to cover its reel, paying anywhere; Books landing upgrade the marked symbol. |
| Can I buy the free spins feature? | Yes, where available you can use the Bonus Buy option to access free spins directly for 125× your bet. |
| What symbols pay highest? | High‑value symbols are Anna the Demon Huntress and the three demons (Commander, Lady, Lord of Hell), paying up to 500× for five of a kind. |
| What is the volatility? | The game is high volatility. |
| What is the bet range? | You can bet between 0.10 and 100 per spin. |
Book of Inferno Performance Summary: Strengths vs. Weaknesses
Strengths
- High max win potential (5,846×)
- Engaging expanding and upgrade mechanics
- Bonus Buy option for instant access to free spins
- Strong audiovisual theme and atmosphere
Weaknesses
- High volatility may deter low‑risk players
- RTP versions lower than optimal available in some jurisdictions
Overview
Book of Inferno is a high‑volatility 5‑reel, 3‑row video slot from Quickspin released on February 7, 2023. Featuring 10 fixed paylines, it offers a dark underworld fantasy theme with expanding marked symbols, symbol upgrades, free spins, and a Bonus Buy option. The Book symbol acts as both Wild and Scatter, triggering free spins and enhancing marked symbols.
Rachel Pine is our slots expert who has worked in the online gambling industry for 10+ years. Over the course of her career, Rachel has reviewed more than 30,000 slots.
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