Fazi · Oct 16, 2026
Lost Book won't chase headlines with extreme multipliers, but its 95.34% RTP and Medium profile deliver reliable entertainment value.
Fazi's Lost Book targets Balanced Player players with Medium variance, 95.34% returns, and a 4,705x win ceiling.
The slot draws inspiration from ancient civilizations and mythology.
Key features include Free Spins, Expanding Symbols and Wild/Scatter (Book).
Players choose Lost Book for its classic Book of mechanics delivering high win potential through expanding symbols in free spins on a medium volatility setup suitable for extended sessions. The 95.34% RTP and 4705x max win provide balanced risk-reward compared to more extreme high-volatility alternatives.
The Book symbol triggers 8 free spins where a random symbol expands to cover up to three positions per reel, paying across non-adjacent reels regardless of paylines.
A moderate bankroll of 200-400x your bet balances session length with bonus trigger opportunities.
| Metric | Lost Book | Very Hot 20 | Fruit Multipliers | 777 Expand |
|---|---|---|---|---|
| RTP | 95.34% | 95.99% | 96% | 95.97% |
| Vol | Medium | Medium | Medium | Medium |
| Max Win | 4,705× | 6,763× | 6,469× | 6,587× |
| Value | 74.8 | 78.8 | 78.7 | 78.6 |
The 95.34% RTP is 0.81% below market average. Consider this slot for entertainment value and features rather than raw return rate.
Mix of steady play and bonus excitement
★★★★ 4.8/5 — 200% up to $1,000
★★★★ 4.7/5 — 300% First Deposit Bonus
★★★★ 4.5/5 — 100% up to €100
338 slots, avg RTP 95.52%
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Volatility More Medium volatility slotsBrowse all Medium volatility options
| Provider | Fazi |
| RTP | 95.34% |
| Volatility | Medium |
| Max Win | 4,705× |
| Hit Frequency | 25-33% |
| Math Profile | Standard |
| Value Score | 74.8/100 |
| Risk Index | 4/10 |
| Win Potential | 5.8/10 |
| Bankroll Rating | 4/10 |
Lost Book has an RTP of 95.34%, which is average compared to the industry standard of ~96%. For every $100 wagered, the theoretical return is $95.34 over extended sessions.
Lost Book has Medium volatility, meaning it offers a balanced mix of frequency and size.
The maximum win potential is 4,705x your total bet.
Lost Book was developed by Fazi. Explore all Fazi slots in our provider directory.
Lost Book has a Value Score of 74.8/100, which is good. This score combines RTP, volatility, and max win into a single metric.
Many online casinos offer a demo mode for Lost Book where you can play with virtual credits before wagering real money.
Lost Book has a Risk Index of 4/10, making it moderate-risk. Relatively gentle on your bankroll.
| Bankroll | — |
| Return | — |
| Risk | — |
Lost Book earns its 74.8/100 Value Score through a combination of fair returns and reliable gameplay mechanics.