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USA Slot Review
Visitor Rating:
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Times Played:
1 Times Played
Quick Facts
| Provider: ProviderThe Slot Provider is none other than the company who developed the slot. Simply click on the name of the provider to find our more about it! | |
| Date Launched: Date LaunchedThe date when this slot game was launched. | 22/02/2019 |
| Theme: ThemeTheme is the general genre that the the slot could be classified as. One of the elements that makes slot games appealing, A nicely planned popular theme can potentially skyrocket the popularity of an online slot! | Crystals, Fantasy, Gold, Magic, Skull and Bones, Wizard |
| Jackpot: JackpotA stand-alone or multi-leveled progressive prize pool that a player can win at a given time, simply by spinning the reels. | |
| Special Symbols: Special SymbolsThe special symbols of a slot are part of its mechanic. Elements such as Wilds, Scatters and regular paying symbols come together to form winning combinations. | Mystery Symbol, Scatters, Sticky, Substitution Symbols, Wilds |
Review Summary
NetEnt’s Golden Grimoire transports players into a mystical world of magical symbols and ancient power. With a 5x4 layout and 40 fixed paylines, this slot is visually enchanting and functionally smooth. Its standout mechanic is the Mystery Symbol, which appears on the last three reels and can transform into any symbol, including Wilds, greatly boosting win potential. Trigger the Free Spins feature with three Scatters to enjoy Sticky Mystery Symbols, which remain in place throughout the bonus round. The low to medium volatility suits players who prefer a steady flow of wins, while the €0.20–€400 bet range makes it accessible to casual and high-stakes players alike. The RTP of 96.44% is fair, though the maximum win of 800x might seem low to jackpot chasers. Still, for those seeking an immersive theme and inventive mechanics, Golden Grimoire is a spellbinding addition to the NetEnt portfolio.
Slot Information
| Return to Player (RTP): Return to Player (RTP)The Return to Player is a statistic that aims to show the player's edge over the casino - the higher this number is the better! We review all slots based on this RTP value so click on the percentage on the right to find our more slots with a similar RTP! | 96.44% |
| Volatility/Variance: Volatility/VarianceVolatility or Variance is meant to describe the winning potential of a slot game: a high volatility will have you win big but no so often, while a low volatility will let you win frequently, but less. | Low Medium |
| Progressive Slot: Progressive SlotA progressive slot is a slot that keep on growing its total possible winning pool; usually linked by a network of slots. It is also known as a jackpot. | |
| Slot Type: Slot TypeSlots can be categorized as classic, 3D, video slots, etc. Click on the type of slot on the right to see similar types of slots! | Video Slot |
| Rows: RowsPart of the design of the slot, the rows are the horizontal lines that trigger special features when certain paying symbols fall in place. | 4 |
| Reels: ReelsReels are the vertical lines that are build in the slots architecture; together with the rows they help trigger special winning combinations. | 5 |
| Paylines: PaylinesPaylines, or betting lines, are the pre-determined links of symbols across the rows and reels of a slot. A slot can have anywhere from just 1 payline or up to thousands paylines! | 40 |
| Slot Layout: Slot LayoutThe layout of the slot is the way the slot is built, based on the number of rows, reels and paylines. | 5 x 4 |
Slot Features
Pros
- Visually immersive magical theme and graphics.
- Innovative Mystery Symbol mechanics.
- Wide betting range accommodates all budgets.
Cons
- Low max win potential (800x).
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Screenshots
Golden Grimoire Slot Homepage
Golden Grimoire Slot Baseplay
Golden Grimoire Slot Winning Combination
Golden Grimoire Slot Big Win
Golden Grimoire Slot Free Spins
Golden Grimoire Slot Symbol Payout Values Medium Win Symbols
Golden Grimoire Slot Symbol Payout Values Low Win Symbols
Golden Grimoire Slot Winning Bet Lines
Expert’s Opinion
Golden Grimoire offers a visually captivating slot experience with an elegant magical theme. One of the most impressive features is the Mystery Symbol, which introduces exciting symbol transformation mechanics, especially during the Free Spins round where they become sticky, boosting engagement and reward potential. The low to medium volatility ensures regular wins, making it appealing for extended play sessions. NetEnt has done a stellar job with the visuals and smooth interface, creating a polished experience from start to finish. However, the game's maximum win of 800x might leave high-rollers wanting more, especially in comparison to modern slots offering 5,000x or more. While the gameplay innovations are appreciated, the overall risk/reward ratio may not satisfy players chasing massive wins. Still, for fans of themed slots with clever mechanics and steady pacing, Golden Grimoire remains a worthwhile and enjoyable choice.
9.00 /10 by Marina Kostadinova
Introduction to Golden Grimoire
Golden Grimoire opens a magical portal into a world of arcane secrets and supernatural transformations. This NetEnt creation casts a mystical spell with its mesmerizing visual design, featuring an eerie library backdrop, haunting soundtrack, and ancient, glowing symbols that pulse with magical energy. With a 5-reel, 4-row structure and 40 fixed paylines, the game introduces players to its unique Mystery Symbol mechanic, which can lead to enchanting wins through strategic symbol swaps and symbol locking features. The slot offers a relatively steady pace with low to medium volatility and is designed to suit both casual players and seasoned spinners looking for something unique. The free spins round enhances the gameplay through Sticky Mystery Symbols, adding greater potential for chain wins. Whether you're drawn to the game's mystical theme or the strategic gameplay mechanics, Golden Grimoire delivers an immersive slot experience that feels both stylish and spellbound.
Golden Grimoire Slot Provider
Golden Grimoire Slot Characteristic:
| Characteristic | Value |
|---|---|
| Paylines | 40 (fixed) |
| RTP | 96.44% |
| Max Win | 800x (€320,000 at max bet) |
| Bonus Game | Yes (Free Spins Round) |
| Special Symbols | Mystery Symbol, Sticky Mystery, Scatter, Substitution Symbols (Wilds) |
| Paid Symbols | High-value icons: skull, jewel, octopus, spider |
| Free Spins | Yes (8 Free Spins triggered by 3 Scatters) |
| Reels | 5 |
| Rows | 4 |
| Slot Layout | 5×4 |
| Technology | HTML5 |
| Platforms | Desktop, Mobile, Tablet |
| Minimum Bet | €0.20 |
| Maximum Bet | €400 |
Golden Grimoire Slot Gameplay and Mechanics
Golden Grimoire features a 5×4 grid with 40 fixed paylines, providing consistent payout opportunities across every spin. The game is set within a dark, magical library filled with enchantment, where symbols such as skulls, amulets, and strange creatures occupy the reels. The standout gameplay feature is the Mystery Symbol, which can appear on reels 3, 4, and 5 during the base game and all reels during the Free Spins round.
When a Mystery Symbol lands, it transforms into a randomly selected regular or Wild symbol. If a matching symbol is found on the first reel, all instances of that symbol on the same row as the Mystery Symbol are transformed too, mimicking a symbol swap mechanic. During Free Spins, these symbols become Sticky, remaining locked in place for the duration of the feature, potentially leading to repeated wins. The result is a gameplay experience that relies on both timing and luck, with visual flair enhancing each spin.
Golden Grimoire Slot RTP
Golden Grimoire offers a Return to Player (RTP) rate of 96.44%, placing it comfortably within the industry standard for online video slots. This percentage indicates the theoretical amount that players can expect to receive back over extended play, making it an attractive option for those who prioritize steady returns. The RTP reflects the balance between wins during the base game and potential in the Free Spins feature, with the game offering frequent low-to-mid sized wins.
It’s important to note that the RTP is calculated over a very large number of spins and does not guarantee short-term results. Players may experience long win streaks or cold periods, but over time, the 96.44% figure gives a strong indication of fairness and return potential. Combined with the game’s low to medium volatility, the RTP ensures a smoother ride that will appeal to cautious players or those looking to extend their bankroll over a longer session.
Golden Grimoire Slot Volatility
Golden Grimoire falls into the low to medium volatility category, which makes it ideal for players who prefer more frequent but modest payouts over high-risk, high-reward gameplay. This level of volatility supports extended play sessions, making it easier to explore the game’s features without quickly exhausting your balance. The base game yields steady returns, while the Free Spins round adds a layer of excitement through Sticky Mystery Symbols that can result in more substantial rewards.
The volatility aligns with the game’s mystical and slow-burning theme, emphasizing atmospheric tension and gradual build-up rather than explosive payouts. High rollers may find the maximum win of 800x a bit limiting, but casual players and those who enjoy strategic, visually immersive slots will likely appreciate the pace. It’s a slot best enjoyed for its consistency, storytelling, and visual design rather than the pursuit of jackpot-sized wins, and that’s what makes Golden Grimoire a great option for relaxed gaming.
Golden Grimoire Betting Range
Golden Grimoire is accessible to a wide audience thanks to its inclusive betting range. The minimum bet is set at €0.20, making it a suitable choice for beginners or cautious players who want to enjoy longer gaming sessions without putting much at risk. The 40 fixed paylines ensure that every spin is fully active, so even at the lowest stake, players have maximum exposure to potential wins and features such as the Mystery Symbol transformation and Free Spins.
This low entry point encourages experimentation and learning, especially for those new to slot mechanics like Symbol Swap or Sticky Reels. With such a setup, players can focus more on the experience and less on potential losses, a significant plus in today’s competitive slot market. This flexibility gives Golden Grimoire an edge over many high-volatility or high-minimum-bet slots, especially for mobile and casual gaming audiences.
For high rollers, Golden Grimoire offers a maximum stake of €400 per spin, which opens the door to large potential wins, especially during the Free Spins feature. While the maximum win is capped at 800x, this still equates to a top payout of €320,000—substantial for a low to medium volatility slot. The wide range between minimum and maximum bet caters to players with diverse bankrolls and betting strategies.
This kind of flexible stake structure is common in NetEnt titles and ensures that players can scale their gameplay according to comfort and risk preference. High-stakes players seeking a more visually engaging, feature-driven slot will find Golden Grimoire to be a compelling option—even if it lacks jackpot-level volatility. Whether you're playing for fun or aiming for big rewards, the betting range allows you to adjust your strategy seamlessly without losing access to any core gameplay mechanics or features.
Golden Grimoire Slot Symbols Explained
Golden Grimoire's symbols are themed around arcane magic and include a mix of high-paying and low-paying icons. The high-paying symbols include four mystical creatures represented as gemstone-encrusted icons: a red skull, a green jewel octopus, a blue spider, and a purple serpent. Each of these brings visual diversity and high thematic coherence to the game, fitting seamlessly with the magical setting. The lower-paying symbols are represented by the classic playing card suits—hearts, spades, clubs, and diamonds—rendered in stylized magical fonts. These symbols appear more frequently, helping build up frequent low-level wins in both the base game and bonus round. Their purpose is to balance the reel economy and support the volatility level without overwhelming players with big gaps between high-value symbol hits. Combined with the transformative effects of the Mystery Symbol, these basic icons become more dynamic and rewarding over time.
Among the special symbols in Golden Grimoire, the Mystery Symbol is the core gameplay element. Appearing only on the last three reels in the base game, and all reels during Free Spins, this symbol transforms into any standard icon (including Wilds) and can trigger chain transformations across the same row if a matching symbol appears on the first reel. This adds a strategic “Symbol Swap” dynamic to gameplay. Wilds don’t appear independently on the reels—they’re only introduced through Mystery Symbol transformations. The Scatter symbol, appearing on reels 1, 3, and 5, is responsible for triggering the Free Spins feature. During that feature, Mystery Symbols become Sticky and stay locked in place for the entire round, maximizing win opportunities. These mechanics enhance the potential of even common symbols and make the board feel alive and adaptable throughout each spin, particularly when multiple Mystery Symbols appear together.
Golden Grimoire Slot Symbols
Golden Grimoire features high-value magical creatures and low-paying card suits. Special symbols include Mystery Symbols, Sticky Mystery Symbols, Wilds (via transformation), and Scatters. The interaction between the first-reel symbols and the Mystery mechanic drives most of the slot's win potential.
x5 = 100.00
x4 = 30.00
x3 = 10.00
x5 = 75.00
x4 = 25.00
x3 = 8.00
x5 = 40.00
x4 = 20.00
x3 = 5.00
x5 = 30.00
x4 = 15.00
x3 = 5.00
x5 = 20.00
x4 = 10.00
x3 = 4.00
x5 = 20.00
x4 = 10.00
x3 = 4.00
x5 = 15.00
x4 = 8.00
x3 = 3.00
x5 = 15.00
x4 = 8.00
x3 = 3.00
Golden Grimoire Slot Free Spins Round
The Free Spins round in Golden Grimoire is triggered when three Scatter symbols land on reels 1, 3, and 5. This activates 8 Free Spins, during which Mystery Symbols can appear on all five reels. What sets this feature apart is the Sticky Mystery Symbol mechanic—each time a Mystery Symbol lands, it remains in place for the remainder of the Free Spins round.
This locking effect boosts the chances of transforming large portions of the reel into matching symbols or Wilds with every spin, especially when lined up with the first reel. The potential for full-row transformations and symbol synchronizations significantly increases, even though the slot maintains its low to medium volatility profile. The round is non-retriggerable, but its built-in synergy of features offers some of the most exciting moments in the game, especially when multiple Sticky Mystery Symbols work in unison across the grid.
Golden Grimoire Slot Features
Golden Grimoire integrates several distinctive features that enhance both immersion and payout potential. The core mechanic revolves around Mystery Symbols, which randomly transform into matching regular or Wild symbols. These symbols interact with reel 1 to generate symbol swaps, turning entire rows into uniform symbols. The Sticky Mystery Symbols elevate this feature further during the Free Spins round by locking in place until the round ends, multiplying win potential over multiple spins.
Despite its magical theme, the game maintains simplicity in its feature set, which includes Free Spins, Substitution Symbols, and Auto Play for convenience. The lack of progressive jackpots or gamble features keeps the game streamlined but may limit its appeal to adrenaline-seeking players. Nevertheless, its visuals, soundtrack, and symbol transformation mechanics make it a highly polished, engaging slot.
| Feature | Description |
|---|---|
| Mystery Symbol | Transforms into matching symbol and triggers symbol swap on matching rows. |
| Sticky Mystery Symbol | Locks in place during Free Spins for continued transformation effects. |
| Free Spins | Triggered by 3 Scatters; awards 8 spins with enhanced symbol features. |
| Auto Play | Enables automatic spins with loss/win limits. |
Golden Grimoire Demo Version
A demo version of Golden Grimoire will be available soon for players who wish to explore the game’s mechanics before committing real money. This free-to-play mode is perfect for understanding how Mystery Symbols work and how they interact with the first reel. It also gives players the opportunity to test betting ranges, study symbol behavior, and experience the Free Spins round without financial risk. NetEnt’s demo formats typically include all game features and are designed to reflect the exact experience of the real-money version, making them ideal for learning or practice.
While the game may not yet be live in demo form at all casinos, it will likely be rolled out across platforms that partner with NetEnt. Players should check with their preferred casinos for availability or try the demo through NetEnt’s official site. The demo version helps build familiarity, particularly with Golden Grimoire’s unique transformation-based features.
Golden Grimoire Slot Compatible Devices
Golden Grimoire is fully optimized for cross-platform play, thanks to NetEnt's use of advanced HTML5 technology. Whether you prefer spinning reels on your desktop, tablet, or mobile phone, the game adapts seamlessly to various screen sizes and resolutions. All animations, sound effects, and features are preserved across platforms, so the experience remains consistent regardless of your device.
The game supports both iOS and Android systems and runs smoothly in modern browsers without the need for additional downloads or plugins. Players can enjoy full functionality on mobile, including access to Free Spins, Auto Play settings, and Mystery Symbol mechanics. This makes Golden Grimoire a great option for on-the-go gaming or casual play sessions from the comfort of your couch. The touchscreen interface is intuitive and responsive, adding to the accessibility and appeal of this visually rich slot. Whether at home or on the move, the magic is always within reach.
Frequently Asked Questions (FAQs)
These questions provide concise answers to common queries about Golden Grimoire Slot, ensuring clarity and understanding for players.
What is the RTP of Golden Grimoire?
The RTP is 96.44%, which is around the industry average for video slots.
What is the maximum win in Golden Grimoire?
The maximum win is 800x your bet, up to €320,000 at the highest stake
How many paylines does Golden Grimoire have?
The game has 40 fixed paylines.
Does Golden Grimoire Slot Offer a Free Spins Round?
Yes, landing 3 Scatter symbols activates 8 Free Spins with Sticky Mystery Symbols.
Can I play Golden Grimoire on my mobile device?
Yes, it’s fully optimized for mobile devices.
Is there a demo version available for Golden Grimoire?
Yes, a free demo version will be available soon.
What are the betting limits in Golden Grimoire?
You can bet between €0.20 and €400 per spin.
What features does Golden Grimoire offer?
The game includes Mystery Symbols, Sticky Mystery Symbols, Free Spins, Symbol Swap mechanics, and Auto Play.
Where can I play Golden Grimoire?
You can find it at any reputable online casino that features NetEnt games.
What is the volatility level of Golden Grimoire?
It has low to medium volatility.
What symbols should I look out for in Golden Grimoire?
Keep an eye out for Mystery Symbols, Scatters, and the red skull, which is the highest-paying regular symbol.
Concluding Thoughts
Golden Grimoire combines enchanting visuals, innovative gameplay, and a flexible betting structure to deliver a magical slot experience. Its core strength lies in the creative use of Mystery Symbols, which transform standard gameplay into an engaging symbol swap mechanic with real win potential. While the maximum win of 800x may not excite jackpot hunters, the balance of frequent wins and dynamic features makes it an excellent choice for players seeking steady, immersive entertainment. The slot’s compatibility with all devices and availability in multiple casinos further enhances its accessibility. Golden Grimoire doesn’t overwhelm with overly complex mechanics but focuses on synergy between theme and gameplay. Whether you're spinning casually or aiming for feature-rich sessions, it offers enough depth and flair to keep things engaging. For players looking to experience magic with a strategic twist, Golden Grimoire casts a worthy spell on the reels
