Reef Raider

by NetEnt
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Pros and cons
  • Offers the innovative Cluster Pays mechanism
  • Extensive betting range from $0.20 to $100
  • Expansive 7x7 grid enriches gameplay
  • Supports both iOS and Android platforms
  • The maximum bet could have been higher
  • No Buy Bonus feature

Reef Raider Slot Review

NetEnt, a coveted name in the gaming industry, unveiled the Reef Raider slot machine in August 2021, providing a refreshing take on the treasure-seeking adventures set beneath the waves. This online slot creates an immersive experience with its bright and cartoonish design that conjures up a playful under-the-sea adventure.

Players are invited to join the charming pirate crab, who acts as a quirky underwater corsair, navigating through the richly detailed seabed full of treasures. Players seeking to indulge in this visual treat will find the Reef Raider demo version a great starting point to dive in without risk, offering a chance for practice play to familiarize themselves with the game dynamics.

The slot’s animations are crafted to keep the visuals engaging, ensuring that each spin is met with a cascade of colors and movements that celebrate winning combinations. These visual delights are further enhanced when played on a mobile app or directly on a browser on any smartphone or tablet device due to NetEnt’s commitment to optimized mobile integration.

Complementing the arresting visuals, the sound design of Reef Raider incorporates cheerful tunes and crisp sound effects that enrich the nautical theme. The audio consistently aligns with the events happening on screen, adding layers to the user experience without becoming a distraction. For those wanting to focus on the spins, the manual spin option provides a more traditional slot experience.

For enthusiasts of aquatic themes and maritime escapades, similar titles from other providers include Booty Bay by Push Gaming and Rage of the Seas, another popular NetEnt title. These games share a thematic kinship with Reef Raider, each offering its unique twist on the pirate genre.

Reef Raider is designed for a wide audience, targeting players on the lookout for an engaging slot with inventive features. The online casino game is especially enticing for those who enjoy thematic video slots with low variance and balanced payouts.

How to Play Reef Raider

The structure of the Reef Raider game is distinctly non-standard, utilizing a 7×7 grid with the innovative Cluster Pays format. Players win by forming clusters of 5 or more identical symbols. This system represents a departure from traditional line wins and provides an exciting dynamic, offering numerous ways to win.

The game’s interface is intuitive, with a design that complements the overall atmosphere. Controls are seamlessly integrated, making for straightforward navigation. Key controls include:

  • Bet Size: modify the overall bet within a range of $0.20 to $100.
  • Spin: the central button to start the game.
  • Auto-Rotate: enables a series of automated spins.
  • Quick Spin: Increases the rotational speed of the reels.
  • Slot Information: detailed game rules and paytable.
  • Mute: easily adjust or switch off sound effects.

This game showcases a max win potential, offering up to 8,500 times the bet, which paired with a competitive return to player (RTP) rate of 96.1%, depicts a promising payout landscape. The slot’s RTP aligns with industry averages, providing equitable chances for wins. Reef Raider is characterized by low volatility, supporting a balance between the frequency and size of payouts, a vital consideration for players designing their gaming strategy.

Game Rules

Reef Raider Symbols

The symbols of the Reef Raider slot machine vividly embody the slot’s theme, featuring an array of animated shells and gemstones that provide a visual feast on the reels. This variety in symbols not only showcases NetEnt’s dedication to thematic coherence but also aligns with contemporary trends in slot design, offering a fresh and inviting gameplay canvas.

Symbol Payout Table:

Symbol Green Seashell Yellow Seashell Blue Seashell Purple Seashell
5 in Cluster 0.05x 0.2x 0.25x 0.4x
6 in Cluster 0.15x 0.3x 0.3x 0.5x
7 in Cluster 0.25x 0.4x 0.5x 0.6x
8 in Cluster 0.3x 0.5x 0.6x 0.75x
9 in Cluster 0.4x 0.6x 0.75x 0.9x
10-11 in Cluster 0.5x 0.75x 0.9x 1x
12-14 in Cluster 1x 1x 1.25x 1.75x
15-17 in Cluster 1.25x 1.5x 2.25x 2.5x
18-20 in Cluster 2.5x 3x 4x 5x
21-24 in Cluster 7.5x 9x 10x 11x
25-49 in Cluster 15x 17.5x 20x 22.5x

Payouts shown in the table refer to the lowest paying symbols, which keep the player’s interest during the regular spins, as well as used to depict the marine theme of the slot. In addition to these symbols, the lot also presents more high-paying symbols in the form of beautiful jewels, such as a Green triangle with payouts from 0.5x to 25x, Orange square with a maximum payout of 30x, Pink pentagon with a possible 50x payout from the bet amount and Red diamond with a winning range of 1x to 150x.

Special Symbols

Special symbols in Reef Raider add an extra layer of excitement to the game, performing unique functions that enhance winning opportunities:

  • Clam Wild: The Clam Wild symbol acts as a dynamic substitute for any regular symbol to help form bigger clusters. Its appearance is tied to the Avalanche feature, surfacing whenever a win occurs with medium or low-paying symbols, offering a fresh chance for players to hit Frequency..
  • Wild Coin: The Coin Wild is equally critical, stepping in to replace other symbols when bonus rounds like the Cannon Blast or Random Wilds are in motion. The presence of this symbol during these features can significantly increase your chances of securing a high-value cluster.
  • Multiplier: Featuring prominently in the game, the Multiplier symbol can amplify payouts by 2x, 3x, 5x, or up to 50x when situated adjacent to a winning cluster. It is this symbol’s potency that provides some of the most anticipated moments in the Reef Raider play, as players hope for it to land next to a sizeable winning combination and trigger a significant increase in payout.

These special symbols are not just static icons; they bring the slot to life with every spin and have a definitive impact on the overall gameplay. Each holds the potential to turn an ordinary spin in Reef Raider free play into a memorable win.

Reef Raider Features

Reef Raider casino game is rife with bonus features, each of which greatly enhances the game’s attractiveness by building on the core gameplay to provide additional winning possibilities.


The Avalanche feature is activated following a winning cluster. It removes the winning symbols, allowing new ones to cascade down and potentially form new winning combinations. This feature, tied to the game’s mechanics, is a key driver of its dynamic flow, offering continuous action and opportunities for wins.

Collapsing Reels feature
Treasure Trail Meter

The Treasure Trail Meter is a central element of the Reef Raider online slot, energizing the play with a series of bonus modes that evolve as players progress through their journey:

  • Anchor Drop: Triggered after 3 wins, it removes lower-value symbols, possibly leading to new avalanches.
  • Random Wilds: Unlocked after 6 wins, adding extra wilds to the reels.
  • Mystery Chest: Activated after 9 wins, it replaces random symbols with mystery icons to form winning clusters.
  • Cannon Blast: Commences after 12 wins, removing an entire row or column of symbols to prompt fresh avalanches.
Free Spins

Attaining full charge on the meter unlocks the Free Spins feature, initially bestowing 9 free spins with additional spins for further charged bars. Within this mode lies the Mystery Overlay, where players can witness a pattern of mystery symbols transform into a single symbol type, increasing the chance of a substantial win.


An appearance of the Multiplier symbol during a winning streak brings the Multiplier feature to life, boosting wins considerably by values up to 50 times, adding a thrilling layer to the gameplay, especially attractive during high variance spins where the higher multipliers can dramatically increase the payout.

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