Spinmatic · May 4, 2026
Book Of Eon strikes a solid balance between risk and reward with High volatility and 98.83% RTP.
Looking for a High volatility slot with strong returns? Book Of Eon by Spinmatic delivers a 98.83% RTP with up to 18,549x your stake.
The slot draws inspiration from ancient civilizations and mythology.
Key features include Free Spins, Expanding Symbols and Wild/Scatter.
プレイヤーは、約95.5～98.83%という高いRTPと、フリースピンでの拡大シンボルによる大きな配当が期待できるミディアム～ハイボラティリティを求めてBook of Eonを選びます。シンプルな10ペイライン構造とBook ofメカニクスは、複雑なメカニクスなしに、緊張感があり、やりがいのあるセッションを提供します。
呪文書のワイルド/スキャッターは10回のフリースピンをトリガーし、ランダムに選択されたシンボルが3つのリールポジションを覆うように拡大し、完全に拡大した場合は隣接しないリールでも配当が発生します。
High variance demands patience — budget 400-600x your bet to weather dry spells and reach bonus rounds.
At 98.83%, this slot's RTP is 2.68% above the market average of 96.15%. Only 808 slots out of 8302 exceed 97% RTP.
At 18,549x max win (2.3x market median), this slot offers above-average payout potential.
High variance with big win potential
Value Score of 87.9/100 (top 6% of all slots). This combines RTP, volatility, and win potential into one metric.
Strong RTP paired with high win ceiling — the sweet spot between steady returns and big-win potential.
| Metric | Book Of Eon | Bingooo | Poseidon Xtreme | Rose Mary |
|---|---|---|---|---|
| RTP | 98.83% | 99.32% | 99.23% | 99.45% |
| Vol | High | High | High | High |
| Max Win | 18,549× | 20,610× | 20,267× | 20,438× |
| Value | 87.9 | 89 | 88.9 | 88.9 |
★★★★ 4.8/5 — 200% up to $1,000
★★★★ 4.7/5 — 300% First Deposit Bonus
★★★★ 4.5/5 — 100% up to €100
| Provider | Spinmatic |
| RTP | 98.83% |
| Volatility | High |
| Max Win | 18,549× |
| Hit Frequency | 15-20% |
| Math Profile | Balanced Power |
| Value Score | 87.9/100 |
| Risk Index | 5/10 |
| Win Potential | 8.4/10 |
| Bankroll Rating | 4.4/10 |
98 slots, avg RTP 99.02%
Theme Browse Ancient slots2257 Ancient slots available
Theme Browse Fantasy slots1789 Fantasy slots available
Volatility More High volatility slotsBrowse all High volatility options
Rtp Top RTP slotsAll slots with exceptional return rates
Book Of Eon has an RTP of 98.83%, which is above average compared to the industry standard of ~96%. For every $100 wagered, the theoretical return is $98.83 over extended sessions.
Book Of Eon has High volatility, meaning wins are less frequent but larger. Suits patient players with sufficient bankroll.
The maximum win potential is 18,549x your total bet.
Book Of Eon was developed by Spinmatic. Explore all Spinmatic slots in our provider directory.
Book Of Eon has a Value Score of 87.9/100, which is excellent. This score combines RTP, volatility, and max win into a single metric.
Many online casinos offer a demo mode for Book Of Eon where you can play with virtual credits before wagering real money.
Book Of Eon has a Risk Index of 5/10, making it moderate-risk. Relatively gentle on your bankroll.
| Bankroll | — |
| Return | — |
| Risk | — |
Whether you're chasing the 18,549x max win or enjoying the base game, Book Of Eon offers a well-crafted slot experience.