Opal Fruits

Opal Fruits

Big Time Gaming · Slots · Fruit
  • RTP96.75
  • Volatility5
  • Reels5

Opal Fruits by Big Time Gaming launches a trademarked Triple Reaction engine across 5,625 ways to win. Semi-transparent reels in deep space deliver multiplying wilds up to 1,296x in base, then unlimited multipliers in free spins where the ceiling hits 36,000x or higher. Medium-high volatility, 96.75% RTP, bets from 0.1 to 20.

Opal Fruits
Provider Big Time Gaming
RTP 96.75%
Variance 5
Reels 5
Release date June 12, 2019

Play this slot Free Demo

No registration required. Spin the Triple Reaction engine, trigger free spins with the word FREE, and watch multipliers stack across 6 regular reels plus 2 horizontal extra reels.

Demo isn’t available for this game yet.

Provider Big Time Gaming
Game Type Slots
Series Fruit
RTP 96.75
Volatility 5

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How the Grid and Reactions Work

this slot runs on a custom Triple Reaction engine – not MegaWays. The layout stacks 6 regular reels across 3 rows, with 2 extra horizontal reels positioned above and below reels 2 through 5. That architecture delivers 5,625 paylines. When matching symbols land, they explode and vanish; new symbols drop in to fill gaps and trigger fresh win chains. This slot does not use wilds on the main grid – only on the two extra reels, where a standard wild can appear. The real power sits on the regular reels: 3x multiplier wilds that stack and combine. Land two or more on the same row, and they merge into a single multiplier – capped at 1,296x in base play.

Symbol Payouts and Fruit Hierarchy

Grapes are the premium symbol, paying 50x for 6 on a payline. Watermelon follows at 2x; plum 0.9x; pear 0.8x. Card suits (clubs, diamonds, hearts, spades) round out the grid at 0.4x to 0.6x for 6. You need a minimum of 3 matching symbols to trigger a payout, but the 5,625 ways mean combinations fire from almost any angle.

Free Spins – The Unlimited Multiplier Engine

Spell the word FREE using golden letters across the reels to unlock the free spins feature. Land exactly 3 scatters and you get 10 free spins with no multiplier boost. Land 4 scatters for 10 spins plus a 5x multiplier. Land 5 scatters for 10 spins plus a 10x multiplier. During free spins, every reaction (every cascade of new symbols after a win) increases your multiplier by 1x. There is no ceiling – the multiplier climbs as high as the game allows. Crucially, every time the multiplier hits a multiple of 10 (10x, 20x, 30x, and so on), the game awards 5 additional free spins. This mechanic is where the slot grows teeth. A single free spins session can stretch for dozens of spins if reactions keep firing and multipliers keep climbing. The max win of 36,000x or higher is almost entirely driven by this feature.

Volatility / RTP / and Bet Range

this slot carries a 96.75% RTP and medium-high volatility. Minimum bet is 0.1; maximum is 20. The game balances its massive free spins ceiling with a fairly accessible volatility band, which means both cautious and aggressive players can find a comfortable stake. Wins in base play are modest – the 1,296x multiplier ceiling is rare – but the free spins feature is where the slot’s true potential emerges.

Max Win and Payout Potential

There is no progressive or local jackpot. The max win is 36,000x your stake, achieved via the unlimited multiplier in free spins. At the maximum bet of 20, that translates to a theoretical payout of 720,000. The donor review notes the potential can exceed 36,000x, though the stated ceiling is 36,000x. Reactions and multiplier stacking are the only levers that drive payouts toward this ceiling.

Design and Theme

The slot sits in deep space with semi-transparent reels and fruit symbols. Visually, it echoes Starburst but does not lean on that comparison – this slot is a standalone design. The Triple Reaction engine is the mechanical heart; the space theme is decoration.

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Pros

  • Trademarked Triple Reaction engine delivers fast-paced cascading wins and fresh payline combos.
  • Unlimited multiplier in free spins - no hard cap, only the game's logic.
  • 5,625 paylines across a unique 6-reel-plus-2-extra-reels grid.
  • Free spins retrigger every 10x multiplier milestone, extending sessions naturally.
  • 36,000x+ max win potential with medium-high volatility keeps the game inclusive.

Cons

  • Base game payouts are modest - the 1,296x multiplier ceiling requires multiple stacked wilds, which is rare.
  • No wild symbols on the main 6-reel grid; all wild action confined to the 2 extra reels limits base-game combo variety.
  • Fruit symbols in space is a thin thematic hook - the design is functional rather than immersive.

FAQ

What is the max win on Opal Fruits?

The maximum win is 36,000x your stake or higher, achieved exclusively in the free spins feature via the unlimited multiplier mechanic. At a 20 bet, that equals 720,000. The multiplier climbs by 1x per reaction with no hard ceiling.

How do I trigger free spins?

Spell the word FREE using golden scatter letters on the reels. Three scatters award 10 free spins with no multiplier. Four scatters give 10 spins plus a 5x multiplier. Five scatters give 10 spins plus a 10x multiplier. Every time the multiplier reaches a multiple of 10 during free spins, you earn 5 more spins.

What is the RTP and volatility?

this slot has a 96.75% RTP and medium-high volatility. The volatility band makes it accessible to both conservative and aggressive players, though the bulk of wins come from the free spins feature rather than base play.

How do the multiplier wilds work in base play?

3x multiplier wilds can land only on the 6 regular reels. If two or more appear on the same row, they combine into a single multiplier - up to a maximum of 1,296x. Standard wilds appear only on the 2 extra horizontal reels and do not multiply.

What is the Triple Reaction engine?

Triple Reaction is Big Time Gaming's proprietary mechanic. Winning symbols explode and vanish; new symbols drop to fill the gaps and trigger fresh win chains. The 6 regular reels plus 2 extra reels (above and below reels 2-5) create 5,625 paylines, and reactions can fire multiple times per spin.

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Raymonds Ozols
Raymonds Ozols
Games Analyst

Raymonds has spent over a decade covering online casino games, focused on RTP verification, volatility models and the gap between how games are marketed and how they actually run. He covers crash games, instant formats and slot variance across EU and UK regulated markets — starting always from the certified RNG documentation, not the promo copy. He writes for 100slots.org and several other iGaming publications.

Reviewed by Marcus Reynolds – Senior Game Analyst

Editorial rating: 4.7/5

this slot delivers on its promise of a unique engine and jaw-dropping free spins ceiling. The Triple Reaction mechanic is genuinely innovative, and the unlimited multiplier in free spins is where the slot earns its 36,000x reputation. Base play is flat - multiplier wilds are rare and payouts modest - but the free spins feature compensates with retriggers and escalating multipliers that can stretch a single bonus round into a marathon. The 96.75% RTP is solid given the payout potential, and medium-high volatility keeps the game playable for a wide range of stakes. Steep when it wants to be - friction is the point.

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