Cluster Tumble from Relax Gaming

RTP: 96.4%

Dive into a world of adventure with Cluster Tumble, an exhilarating casino game from Relax Gaming!

Game Review

Dive into a world of adventure with Cluster Tumble, an exhilarating casino game from Relax Gaming! This innovative slot transports players to the Himalayas, where a daring explorer navigates an 8×8 cluster pays grid, clearing stone blocks to uncover ancient treasures. With its cascading wins, unique stone block modifiers, and a rewarding Free Spins featuring unlimited multipliers, Cluster Tumble offers an unforgettable expedition. Uncover treasures and aim for massive wins up to 20,000x!

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Provider	Relax Gaming
Release Date	2021-08-10
RTP	96.40%
Volatility	High
Max Win	20,000x
Theme	Adventure / Ancient Temples / Tomb Raider

Game Information & Statistics

Feature	Value
Reels	8
Rows	8
Paylines	Cluster Pays
Min Bet	$0.10
Max Bet	$100
Max Win	20,000x
Jackpot	No
RTP	96.40%
Volatility	High
Hit Frequency	20.29%

Theme, Graphics, and Symbols

Cluster Tumble immerses players in an epic adventure through an ancient temple nestled in the Himalayan wilderness, drawing heavy inspiration from the Tomb Raider franchise. The visual design is stunning, featuring crumbling ruins, lush vegetation, and a mysterious fort setting. The graphics are top-notch, with intricate details and vibrant glowing symbols that enhance the sense of exploration and discovery. Animations are fluid and highly engaging, particularly when winning symbols and stone blocks explode, dramatically expanding the play area and triggering cascades. This classic slot perfectly captures the drama of an Indiana Jones-style expedition.

The soundtrack features adventurous and atmospheric music, perfectly complementing the theme of uncovering long-lost treasures. Sound effects for cascading wins, block destruction, and feature triggers are impactful, further immersing players in this captivating casino game.

Symbols and Payouts

Regular Symbols: Lower-paying symbols are represented by blue, green, and red gemstones. Higher-paying symbols include a blue mask, a green scarab beetle, and a red dragon head. Forming clusters of 4 or more identical symbols connected horizontally or vertically awards payouts, with larger clusters leading to more significant wins. The dragon head is typically the highest-paying premium symbol, offering up to 2,000x for 40+ symbols.
Special Symbols:

Wild Symbol: A ‘W’ symbol acts as the Wild. It substitutes for all symbols except Free Spins scatters. Wilds can also have up to five “lives,” which decrease each time they are part of a winning combination, allowing them to stick around for multiple cascades.
Stone Blocks & Modifiers: Many positions on the 8×8 grid are initially covered by stone blocks. Winning combinations adjacent to these blocks destroy them, revealing new symbol positions. Some stone blocks contain special features that activate when destroyed:
- Lightning Win: Transforms into a paying symbol, and all symbols of this type create a scatter pay win regardless of their position.
- Fire Transform: Transforms into a random pay symbol, and 1-2 symbol types are transformed into the same kind in the following cascade.
Bonus Scatter: A golden emblem (or bonus symbol) serves as the Scatter. Landing 3 or more of these triggers the Free Spins round.

How to Play Cluster Tumble and Its Bonus Features

How to Play Cluster Tumble

To embark on your daring adventure in this exciting casino game, first select your desired bet size, ranging from $0.10 to $100 per spin. Once your wager is set, hit the “Spin” button to drop new symbols onto the expansive 8×8 grid. Wins are formed by landing clusters of 4 or more matching symbols that are connected horizontally or vertically. When a winning cluster is formed, those symbols disappear, and new ones cascade down to fill their places, potentially leading to chain reactions of wins on a single spin. We highly recommend trying the Cluster Tumble free slot machine demo mode available on our site to familiarize yourself with its Cluster Pays, cascading wins, and stone block modifiers without any financial risk. This mobile slot is fully optimized for all devices, ensuring a seamless and thrilling gaming experience on the go. Uncover treasures today!

Bonus Features and Mechanics

Cluster Tumble is packed with dynamic bonus features designed to enhance your treasure hunt and deliver colossal rewards:

Cascading Wins (Tumble Mechanic): After any winning cluster, the contributing symbols explode and disappear. New symbols then fall from above to fill the empty spaces, allowing for multiple consecutive wins from a single paid spin.
Stone Block Clearing & Modifiers: Initially, parts of the 8×8 grid are covered by stone blocks. Any winning combination adjacent to these blocks will destroy them, revealing new symbol positions. Some blocks contain special features that activate when destroyed: Lightning Win and Fire Transform, which can create wilds, gather matching symbols, or transform symbols for bigger wins.
Free Spins: Successfully destroying all stone blocks on the grid or landing 3 or more Bonus Scatter symbols triggers 5 free spins. Clearing the entire grid during Free Spins awards 3 additional spins and increases the overall win multiplier by x3 (starting at x3, then x6, x9, etc.). This win multiplier is unlimited. Any additional Scatter landing during Free Spins awards +1 extra spin.
Wild Symbols with Lives: Wild symbols can have up to 5 “lives” and stick to the grid. Each time they are part of a winning cluster, one life is removed.
Bonus Buy (Not for UK players): Where available, players can instantly trigger the Free Spins round for 100x their bet. Some sources mention a “volatile free spins” option for 200x the bet. This option often comes with an increased RTP.

Understanding RTP and Volatility in Cluster Tumble

Cluster Tumble features a default RTP (Return to Player) of 96.40%, which is considered a solid and above-average return for an online slot. This makes it a favorable high RTP slot choice for players. When utilizing the Bonus Buy options (where available), the RTP may increase slightly, offering an even more favorable long-term return.

The game operates with High volatility (rated 5/5). This indicates that while wins may not occur very frequently, when they do, they have the potential to be very substantial, with a max win of 20,000x your stake. High volatility slots are particularly appealing to players who enjoy the thrill of significant payouts and are prepared for longer periods between returns. With a hit frequency of 20.29%, meaning a win occurs approximately once every 4.93 spins, it offers a challenging but potentially very rewarding casino game experience.

Our Verdict on Cluster Tumble

Cluster Tumble is an exceptional casino game that brilliantly combines an adventurous temple-raiding theme with innovative slot mechanics. Relax Gaming has delivered a visually stunning and feature-rich classic slot where the cascading wins, stone block-clearing, and unique modifiers create dynamic and rewarding gameplay. The high volatility ensures thrilling action, and the Free Spins featuring unlimited and increasing multipliers offer immense potential for colossal payouts up to 20,000x. With its solid RTP and strategic Bonus Buy option, Cluster Tumble is a compelling and immersive choice for any slot enthusiast seeking an exciting online slot games experience.

Pros	Cons
✅ Immersive adventure theme with excellent graphics and sound.	❌ High volatility might lead to long dry spells for some players.
✅ Dynamic cascading wins and stone block-clearing mechanics.	❌ Gameplay can be complex for new players due to many features.
✅ Unique stone block modifiers (Lightning Win, Fire Transform).	❌ No progressive jackpot.
✅ Free Spins with unlimited and increasing multipliers.	❌
✅ High RTP of 96.40% (potentially higher with Bonus Buy) and 20,000x max win.	❌

Suitable for: Adventure enthusiasts, players who enjoy cluster pays and cascading reels, and high-risk, high-reward seekers looking for a challenging mobile slot experience.

Tips & Strategy

Tips for Playing Cluster Tumble

Master the Demo: Utilize the Cluster Tumble free slot machine demo to thoroughly understand the cluster pays, cascading wins, stone block modifiers, and Free Spins mechanics before playing with real money.
Bankroll Management for High Volatility: Given the high volatility, it’s crucial to set a strict budget and manage your bankroll carefully. Smaller bets over a longer period might be more effective in hitting the lucrative bonus features.
Focus on Clearing Blocks: Prioritize creating winning clusters adjacent to stone blocks, as clearing them is key to expanding the grid and triggering the Free Spins bonus game.
Consider the Bonus Buy: If available in your jurisdiction, the Bonus Buy option provides instant access to the Free Spins round with an increased RTP, allowing you to experience the game’s core action directly.

Cluster Tumble FAQ

What is the RTP of Cluster Tumble?

The default RTP (Return to Player) for Cluster Tumble is 96.40%, which can be higher with Bonus Buy options (where available).

Can I play Cluster Tumble for free?

Yes, a free slot machine demo version of Cluster Tumble is available on our website, allowing you to try the game without any financial risk.

Does Cluster Tumble have a free spins feature?

Yes, Cluster Tumble includes a Free Spins round, triggered by clearing all stone blocks or landing 3 Scatters, featuring unlimited and increasing multipliers.

What is the maximum win in Cluster Tumble?

The maximum win in Cluster Tumble is 20,000 times your total bet.

Is Cluster Tumble mobile-friendly?

Yes, Cluster Tumble is fully optimized as a mobile slot and offers a seamless gaming experience on all smartphones and tablets (iOS and Android).