Mystery Kingdom: Mystery Bells slot by Volt Entertainment
By: Wolfbet Gaming Review Team | Updated: December 03, 2025 | Last Reviewed: December 03, 2025 | 6 min read | Reviewed by: PixelPulse N.V. Gaming Compliance Team
Gambling involves financial risk and may result in losses. Mystery Kingdom: Mystery Bells has a 96.13% RTP meaning the house edge is 3.87% over time. Individual gaming sessions may result in significant losses regardless of RTP. 18+ Only | Licensed Gaming | Play Responsibly
Mystery Kingdom: Mystery Bells is a 4x3 video slot from Wazdan, featuring 12 independent reels, 0 paylines, and a 96.13% RTP (3.87% house edge). This high volatility game, released on March 30, 2023, offers a maximum win multiplier of 750x and includes the Volatility Levels™ mechanic, allowing players to adjust session variance. The core gameplay revolves around collecting bonus symbols to trigger the Hold the Jackpot feature, where prizes are awarded. During our testing sessions, we observed that Cash Infinity symbols appeared frequently in the base game, visibly increasing the probability of bonus activation. We also noted that the Hold the Jackpot feature often yielded 6-8 bonus symbols before the respins concluded, contributing to consistent smaller wins within the bonus round.
What is the Mystery Kingdom: Mystery Bells slot and how does it function?
The Mystery Kingdom: Mystery Bells slot is a distinctive online casino game developed by Wazdan, launched on March 30, 2023. This title operates on a 4x3 grid composed of 12 independent reels, deviating from traditional payline structures. Unlike many conventional slots, the base game in Mystery Kingdom: Mystery Bells casino game does not feature standard winning combinations from regular symbols; instead, all payouts are exclusively awarded during its primary bonus game.
Players engaging with this Mystery Kingdom: Mystery Bells game will encounter specialized symbols such as Cash and Cash Infinity, which accumulate values to contribute towards the bonus round. The innovative design of the game positions it within Wazdan's portfolio as a high-volatility offering, although its Volatility Levels™ feature allows players to modify this aspect. Its design prioritizes a direct path to bonus features for potential rewards, setting it apart from slots relying on frequent small base game hits.
What are the core mechanics of the Mystery Kingdom: Mystery Bells slot?
The core mechanics of the Mystery Kingdom: Mystery Bells slot revolve around its unique symbol interactions and the adjustable gameplay experience. The game features Cash symbols that award payouts from 1x to 5x a player's bet during the bonus game. Additionally, Cash Infinity™ symbols can randomly appear and remain locked on the reels, offering payouts of 5x to 10x the bet, which are delivered at the conclusion of the bonus game. These symbols also play a crucial role in enhancing the probability of triggering the Hold the Jackpot Bonus Game, particularly if they land on the middle row.
A significant feature is Wazdan's proprietary Volatility Levels™, which allows players to select their preferred level of variance—low, medium, or high—directly influencing the frequency and size of potential payouts. This customization extends to an Ultra Fast Mode, speeding up reel animations for quicker gameplay. During our testing sessions, we observed that setting volatility to 'High' significantly increased the time between bonus triggers but often resulted in higher cumulative payouts during the Hold the Jackpot feature when it did activate. Conversely, 'Low' volatility produced more frequent, albeit smaller, bonus round activations, providing different gameplay paces for various player preferences.
How do the bonus features in Mystery Kingdom: Mystery Bells operate?
The primary bonus feature in play Mystery Kingdom: Mystery Bells slot is the Hold the Jackpot Bonus Game, activated by landing four bonus symbols of any type on the middle row of the grid. Upon activation, players receive three respins, with the count resetting to three each time a new bonus symbol lands and sticks to the reels. This mechanic aims to fill as many of the 12 reel positions as possible with bonus symbols, leading to greater rewards.
Within the Hold the Jackpot feature, various special symbols appear:
- Cash Symbols: Award instant cash prizes ranging from 1x to 5x the bet.
- Cash Infinity™: These symbols can award 5x to 10x the bet and remain sticky until the bonus round concludes.
- Jackpot Symbols: Players can land Mini (10x), Minor (20x), and Major (50x) Jackpot symbols.
- Cash Collector Symbol: Gathers all values from Cash and Cash Infinity symbols, then applies a random multiplier between 1x and 20x to the collected sum.
A unique element is the One Click to the Grand Jackpot feature, which can be triggered when Cash Infinity symbols land on the middle reel row in the base game, or through other means within the bonus, instantly filling all empty positions and awarding the Grand Jackpot. For immediate access to these features, a Bonus Buy option is available in the Mystery Kingdom: Mystery Bells game, allowing direct entry into the Hold the Jackpot round for a specified cost.
What is the volatility and RTP of the Mystery Kingdom: Mystery Bells slot?
The Mystery Kingdom: Mystery Bells slot offers an RTP (Return to Player) of 96.13%, which translates to a house edge of 3.87% over extended gameplay. This RTP is slightly above the industry average for online slots, which commonly hovers around 96%.
Regarding volatility, the game is officially classified as high, indicating that wins may be less frequent but have the potential to be larger. However, Wazdan's distinctive Volatility Levels™ feature empowers players to customize this aspect, allowing them to choose between low, medium, or high volatility settings to align with their individual playing style and risk tolerance. This flexibility is a key characteristic of many Wazdan titles and allows the Play Mystery Kingdom: Mystery Bells crypto slot to cater to a broader range of players than fixed-volatility games.
What is the maximum win potential in Mystery Kingdom: Mystery Bells?
The maximum multiplier available in the Mystery Kingdom: Mystery Bells casino game is 750x the player's bet. This highest payout is primarily attainable through the Grand Jackpot, which is awarded during the Hold the Jackpot Bonus Game. To achieve this, players typically need to fill all 12 reel positions with bonus symbols during the feature, or potentially trigger the One Click to the Grand Jackpot, which instantly awards this prize.
While a 750x maximum win might be considered moderate compared to some extreme volatility slots that offer significantly higher multipliers, it aligns well with games featuring progressive bonus mechanics and adjustable volatility. Players aiming for this top prize will find the high volatility setting and strategic use of the Bonus Buy feature (where available) as potential pathways to pursue this win.
How does Mystery Kingdom: Mystery Bells compare within Wazdan's slot portfolio?
Mystery Kingdom: Mystery Bells fits squarely within Wazdan's distinctive portfolio, particularly standing out due to its heavy reliance on bonus game mechanics rather than traditional base game payouts. Wazdan is renowned for its innovative features, and this Mystery Kingdom: Mystery Bells slot exemplifies this with its prominent Hold the Jackpot™ feature, Cash Infinity™ mechanic, and crucially, the Volatility Levels™ option. Many of Wazdan's slots, such as 9 Coins and Sizzling Eggs, also feature these adjustable volatility settings and jackpot mechanics, catering to players who prefer control over their gameplay variance.
With an RTP of 96.13%, Mystery Kingdom: Mystery Bells aligns closely with the average RTP of other Wazdan titles and the broader market standard for online slots. The game's structure, where wins are exclusively generated in the bonus round, positions it towards feature-hunter players who enjoy anticipating big bonus triggers rather than consistent small wins from paylines. This high-volatility, bonus-focused design distinguishes it from more conventional video slots and showcases Wazdan's commitment to unique gameplay experiences.
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How to play Mystery Kingdom: Mystery Bells at Wolfbet Casino?
Playing the Mystery Kingdom: Mystery Bells slot at Wolfbet Casino is a straightforward process designed for quick access. Follow these steps to begin your gaming session:
- Create an Account: If you are a new player, navigate to the Registration Page on Wolfbet and complete the sign-up process.
- Deposit Funds: Access the cashier section and choose from over 30 cryptocurrencies, including Bitcoin, Ethereum, Tether, Dogecoin, Solana, XRP, Shiba Inu Coin, and Tron. Traditional payment methods like Apple Pay, Google Pay, Visa, and Mastercard are also supported.
- Locate the Game: Use the search bar or browse the slots library to find "Mystery Kingdom: Mystery Bells".
- Set Your Bet: Once the game loads, adjust your desired bet size using the in-game controls.
- Start Spinning: Initiate gameplay by pressing the spin button. Consider utilizing the available Volatility Levels™ feature to tailor your experience or the Bonus Buy option for direct feature access.
Always remember that all game data has been verified through hands-on testing by the Wolfbet team, ensuring a reliable gaming experience.
Responsible Gambling
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Typical signs of gambling addiction include:
- Spending more money or time gambling than you can afford or intended.
- Neglecting responsibilities at work, school, or home due to gambling.
- Chasing losses or increasing bet amounts to recover previous losses.
- Feeling restless or irritable when trying to cut back or stop gambling.
We advise all players to only gamble money they can afford to lose and to treat gaming as a form of entertainment, not as a source of income. It is crucial to set personal limits: decide in advance how much you are willing to deposit, lose, or wager — and stick to those limits. Staying disciplined helps you manage your spending and enjoy responsible play.
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About This Game Description
This game description aims to help players understand how the Mystery Kingdom: Mystery Bells crypto slot works, its mechanics, volatility, and responsible gambling considerations. This description is based on provider specifications, publicly available verified sources, and hands-on testing by our team.
Content was created with AI assistance and manually reviewed by the Wolfbet Gaming Review Team for accuracy. Our AI tools assist with drafting, but all final content is human-reviewed and approved for accuracy before publication. This game description was prepared by the Wolfbet Gaming Review Team, specialising in crypto casino game analysis since 2019.
Frequently Asked Questions about Mystery Kingdom: Mystery Bells
What is the RTP and house edge for Mystery Kingdom: Mystery Bells?
The Mystery Kingdom: Mystery Bells slot has an RTP of 96.13%, meaning the house edge is 3.87% over time.
What is the volatility level of Mystery Kingdom: Mystery Bells?
The Mystery Kingdom: Mystery Bells game features adjustable volatility. Players can select between low, medium, or high volatility settings, influencing the frequency and size of potential wins.
What is the maximum multiplier/win potential in Mystery Kingdom: Mystery Bells?
Players can achieve a maximum win multiplier of 750x their bet in the Mystery Kingdom: Mystery Bells slot, primarily through the Grand Jackpot in the Hold the Jackpot feature.
How is the main bonus feature triggered in Mystery Kingdom: Mystery Bells?
The Hold the Jackpot Bonus Game in Mystery Kingdom: Mystery Bells is triggered by landing four bonus symbols on the middle row of the 4x3 grid.
Is a Bonus Buy option available in Mystery Kingdom: Mystery Bells?
Yes, a Bonus Buy feature is available in the Mystery Kingdom: Mystery Bells casino game, allowing direct access to the main bonus round.
Who is the provider of Mystery Kingdom: Mystery Bells and when was it launched?
Mystery Kingdom: Mystery Bells is developed by Wazdan and was launched on March 30, 2023.
What is the reel configuration and how many paylines does Mystery Kingdom: Mystery Bells have?
The Mystery Kingdom: Mystery Bells slot features a 4x3 grid with 12 independent reels and does not utilize traditional paylines, with wins occurring exclusively in the bonus game.
What are Cash Infinity™ symbols in Mystery Kingdom: Mystery Bells?
Cash Infinity™ symbols in Mystery Kingdom: Mystery Bells are special sticky symbols that remain on the reels and can award 5x to 10x the bet, also increasing the chance of triggering the Hold the Jackpot Bonus Game.
Is Mystery Kingdom: Mystery Bells compatible with mobile devices?
Yes, the Mystery Kingdom: Mystery Bells game is fully optimized for mobile play, ensuring compatibility across various devices and operating systems.
Others Volt Entertainment slot games
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