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Big Bass Hold and Spinner Megaways

Big Bass Hold and Spinner Megaways Free Play in Demo Mode

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Big Bass Hold and Spinner Megaways Review

Guru Score6.6/10

Quick verdict

This high volatility slot offers an impressively high RTP (96.70%), plenty of fish, and a huge range of bonuses. Read full review
Jon Pill Game Analyst
850games reviewed

Game information

96.70%
20,000x
$0.2 / $250
Any way wins
Slots
No
Yes
Yes
Yes
Yes
No
No
7-7-7-7-7-7
147456
August 2023
Yes

Big Bass Hold and Spinner Megaways review

Jon Pill25 Jun 2025

Theme and Style

Big Bass Hold and Spinner Megaways takes players on an idyllic fishing holiday.

Fans of the Big Bass franchise will feel right at home as they arrive at a gently flowing river. Casting their lines, players will settle in for a relaxing afternoon of fishing.

Those dreaming of a natural escape will appreciate this slot.

Big win in the Big Bass Hold and Spinner Megaways slot

Graphics, Sounds and Animations

The soundtrack of Big Bass Hold and Spinner Megaways is a relaxing melody that will get players in the mood for a vacation. The reels spin with a bubbling sound effect, adding some underwater ambiance.

The reels are filled with a variety of fish as well as dragonflies and tackle boxes. Letters and numbers appear in shades of purple, yellow, green, and red. This contributes to a festive aesthetic, and ensures the reels are colorful.

Behind the reels, players will glimpse an underwater theme with fish swimming gracefully among bubbles and plants. Bulrushes grow along each bank, and sharp-eyed players will notice a small yellow frog keeping an eye on the gameplay.

Overall, the soundtrack and ambiance of Big Bass Hold and Spinner Megaways create a calming, outdoorsy atmosphere.

Base game win in the Big Bass Hold and Spinner Megaways slot machine

Gameplay

Big Bass Hold and Spinner Megaways uses the Megaways system, randomizing the number and size of symbols in each reel.

Reels 1 and 6 can have as many as 6 symbols. Above reels 2-5, there are 3 additional rows of symbols with the topmost row containing only Wild symbols and blanks. The 3 top rows spin independently from left to right, and are locked and unlocked at random.

Wins are awarded for landing matching symbols in adjacent reels, starting from the leftmost reel. In total, there are 147,456 ways to win.

The Tumble feature means that winning symbols vanish after paying out. This allows new symbols to fall into the newly available positions. Tumbles continue until no more winning combinations are available.

The maximum win for this slot is 20,000x the player’s total bet.

Wilds, Bonuses and Free Spins

The Wild symbol substitutes for all symbols with the exception of the Scatter symbol, the Fisherman symbol, and the Coin Money symbol. Wild symbols can only land on the topmost row.

The Fish Money symbol takes on a random value for each spin. These values range from 2x to 5,000x the player’s total bet which can be won during the Free Spins feature. During the base game, Fish Money symbols explode and disappear just as other symbols do. However, during the Free Spins feature, they do not disappear but fall to the bottom of the reels instead.

Mystery symbols appear randomly during the base game and the Free Spins feature. During the base game, Mystery symbols will change into matching paying symbols. In the Free Spins feature, Mystery symbols will transform into other random symbols during spins that contain only Fisherman symbols.

The Free Spins feature is triggered when players land at least 3 Scatter symbols. The number of free spins awarded depends on the number of triggering Scatters as follows:

  • 3 Scatters = 10 free spins
  • 4 Scatters = 15 free spins
  • 5 Scatters = 20 free spins
  • 6 Scatters = 25 free spins

During the Free Spins feature, the Fisherman symbol can appear anywhere but the topmost row. Players collect all Fishmeran symbols until the end of the feature and every 4th Fisherman symbol retriggers the feature. A multiplier for the Fish Money symbol collection increases for each retrigger.

Coin Money symbols can land anywhere except the topmost row, taking on values between 1x and 30x. When players land 3 or more Coin Money symbols anywhere on the reels, the Hold & Spin Bonus is triggered.

The triggering Coin Money symbols remain in place as the feature begins, while the other reels fade away. The grid of symbols then becomes the same size as the spin that triggered the feature.

The Hold & Spin feature begins with 3 respins, with new Coin Money symbols resetting this count back to 3. All Coin Money symbol values are collected to be paid out at the conclusion of the round.

The Diamond Money symbol takes on a random value between 50x and 2000x the player’s total bet whenever it lands.

A minimum win of 20x is guaranteed during the Hold & Spin Bonus and the round concludes when no respins remain.

Win in the Free Spins feature

Bet Sizes, RTP and Variance

The return to player of Big Bass Hold and Spinner Megaways is 96.70%, notably above our yardstick for average of roughly 96%.

The range of bets on the site we tested ran from a minimum bet per spin of $/£/€0.20 up to a maximum of $/£/€250 per spin.

High volatility makes Big Bass Hold and Spinner Megaways a good match for our preferred slot machine strategies. We suggest pursuing the highest possible volatility when selecting slots.

Full paytable of the Big Bass Hold and Spinner Megaways slot machine

Conclusion

We recommend this high RTP, high volatility, fishing holiday-themed slot.

With an impressive RTP and ample volatility, mathematically minded players will be drawn to this slot.

The cheerful animation and variety of bonuses only enhance the appeal of this incarnation of the Big Bass franchise.

Big Bass Hold and Spinner Megaways – General Discussion

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