Big Bass Halloween Slot Review

⭐ 5.8/10
Create by: Pragmatic Play
Review by:
Posts by Michael White
Updated: December 1, 2025

Big Bass Halloween is a Average volatile slot from Pragmatic Play with an RTP 96.04% | 95.09% | 94.09% and up to x2100 maximum win. Play demo for free.

Big Bass Halloween Slot Demo

Software
Release Date
2023-10-23
RTP
96.04% | 95.09% | 94.09%
Max Win
x2100
Volatility
Average
Bet Range ($,€,£)
0.10 - 250
Number of Reels
5
Betways
10
Features
Bonus Bet, Bonus Buy, Collect Symbols, Fish, Fishing, Halloween, Multiplier, Sea, Water

Big Bass Halloween Slot Overview

Big Bass Halloween is Reel Kingdom and Pragmatic Play taking Big Bass Bonanza and throwing a spooky coat of paint over it. I am looking at a 5x3 slot with 10 fixed paylines, zombie-styled card royals and a fisherman who has gone full slasher. RTP configs sit around 96 percent at best, dropping to roughly 94 percent in weaker settings, with medium-high volatility driving swingy session behaviour.

Launched in October 2023, Big Bass Halloween keeps the familiar money-collection framework rather than trying anything radical. The base game is very stripped back, which suits players who only care about chasing the free spins feature. As a long-time fishing slot fan I see this as a seasonal reskin that leans on its bonus round, not something meant to redefine the Big Bass formula.

Big Bass Halloween slot screenshot

Theme and Symbols in Big Bass Halloween

Big Bass Halloween swaps sunny lagoons for murky grey water and a sky that looks ready to crack open. The fisherman stands on the loading screen waving a meat hook rather than a friendly rod, which sets the tone. On the reels you see stitched card ranks from ten to ace, a box of tackle, a vicious crow, a hook and a lifebuoy wrapped in eerie lighting and blood spatters.

Low symbols in Big Bass Halloween are the stitched 10, J, Q, K and A, all paying 10 times stake for five of a kind. Premium symbols start with the fish, then the tackle box, crow, hook and lifebuoy, which pay from 20x up to 200x for a full line. The lifebuoy is the only picture symbol that already pays from two of a kind, starting at 0.5x.

Fish symbols in Big Bass Halloween double as money symbols, landing with instant values from 2x up to 2,000x stake that you collect during free spins. The bloody fish acts as scatter, while the crazed fisherman becomes the wild and collect symbol once the bonus starts. Wilds never appear in the base game, which keeps things very straightforward until you finally trigger the feature and see them in action.

Symbols and Paytable

Symbol Quantity Payout
icon 1 5 x200
4 x20
3 x5
2 x0.5
icon 2 5 x100
4 x15
3 x3
icon 3 5 x50
4 x10
3 x2
icon 4 5 x50
4 x10
3 x2
icon 5 Collect
5 x20
4 x5
3 x1
icon 6 5 x10
4 x2.5
3 x0.5
icon 7 5 x10
4 x2.5
3 x0.5
icon 8 5 x10
4 x2.5
3 x0.5
icon 9 5 x10
4 x2.5
3 x0.5
icon 10 5 x10
4 x2.5
3 x0.5
icon 11 Scatter
icon 12 Wild

How to Play Big Bass Halloween

Playing Big Bass Halloween is simple, even if you have never touched the series before. I set my stake from 10p a spin upwards, lock in the 10 fixed paylines and spin, aiming for three or more matching symbols from the leftmost reel on. You can toggle the Ante Bet, which adds fifty percent to your stake and throws in extra scatters, giving a better shot at landing the free spins.

Free Spins and Bonus Features in Big Bass Halloween

In Big Bass Halloween the whole game tilts around the free spins feature. Three, four or five scatters drop you into 10, 15 or 20 free spins. During the bonus the fisherman steps in as wild and collect symbol, scooping up every money fish in view, each worth between 2x and 2,000x stake. If a spin ends with only one wild on screen, extra fish can splash in at random for collection.

Every wild that lands in Big Bass Halloween free spins also fills a meter. Every fourth wild retriggers another batch of 10 spins and upgrades the money symbol multiplier to x2, then x3, then finally x10. After the third retrigger you stop climbing, and prizes are capped at 2,100x stake. Outside the UK you can buy the bonus for 100x stake, skipping the grind of hitting three scatters naturally.

RTP, Volatility and Max Win in Big Bass Halloween

Stat wise, Big Bass Halloween sticks close to the original. You most often see RTP around 96 percent, with some casinos running 96.04 or 96.06 percent and others dipping to 95.09 or even 94.09 percent. Volatility feels high, backed up by a 14.29 percent hit rate and roughly one bonus in 113 spins. Official max win is 2,100x stake, with quoted odds of around one in 711,744 spins.

Big Bass Halloween slot screenshot

Big Bass Halloween Slot Verdict

Going in, I was rolling my eyes at another Big Bass reskin, but Big Bass Halloween won me over more than I expected. The dark art style, stitched royals and unhinged fisherman give the usual fishing routine a fun horror slant. Under the surface it plays exactly like Big Bass Bonanza, so if you know that game you will settle into the rhythm within a few spins.

From a grinder's point of view, Big Bass Halloween is all about timing your bankroll around the bonus. The base game can feel slow without any modifiers, and the 2,100x cap looks modest beside newer fishing slots. On the flip side, the money symbol values reaching 2,000x and the x10 multiplier mean the free spins can still throw up memorable hits, especially if you connect several fish at once.

Screenshots

Big Bass Halloween slot screenshot 1
Big Bass Halloween slot screenshot 2
Big Bass Halloween slot screenshot 3
Big Bass Halloween slot screenshot 4
Big Bass Halloween slot screenshot 5
Big Bass Halloween slot screenshot 6
Big Bass Halloween Final Ratings
Theme & Symbols








Sounds & Music








Bonus Features








RTP (96.04% | 95.09% | 94.09%)








Max Win (x2100)








Originality








FAQs About Big Bass Halloween

Can I play Big Bass Halloween free slot?

Absolutely! You can enjoy Big Bass Halloween for free on our website without registration. Our partner casinos of Pragmatic Play also usually offer demo mode access.

Can I win real money on Big Bass Halloween slot?

Yes, to win real money in Big Bass Halloween, you'll need to create an account at a licensed casino site. You can then play for real and win up to x2100.

Can I play Big Bass Halloween slot on mobile phone?

Yes, Big Bass Halloween is fully optimized for mobile devices and runs smoothly on any devices.

Compare Big Bass Halloween With Other Slots

Slot Rating Software Release Date Volatility RTP Bet Range Max Win Number of Reels Number of Betways
Big Bass Halloween 5.8 Pragmatic Play 2023-10-23 Average 96.04% | 95.09% | 94.09% 0.10 - 250 x2100 5 10
Big Bass Christmas Bash 6.5 Pragmatic Play 2023-11-23 High 96.71% | 95.67% | 94.60% 0.10 - 100 x5000 5 10
Ding Dong Christmas Bells 8.5 Pragmatic Play 2023-12-04 High 96.05% | 95.04% | 94.03% 0.10 - 250 x2100 5 10
Floating Dragon New Year Festival Ultra Megaways Hold & Spin 4 Pragmatic Play 2023-12-11 High 96.70% | 95.59% | 94.62% 0.20 - 240 x20000 6 147456
Year of the Dragon King 8 Pragmatic Play 2024-01-15 High 95.08% 0.20 - 250 5 20
Big Bass Floats My Boat 6.3 Pragmatic Play 2024-02-12 High 96.07% | 95.06% | 94.06% 0.20 - 250 x5000 5 10
Mighty Munching Melons 7.7 Pragmatic Play 2024-02-26 High 96.05% | 95.04% | 94.03% 0.20 - 240 x3000 5 10
Big Burger Load it up with Extra Cheese 7.7 Pragmatic Play 2024-03-25 High 96.04% | 95.01% | 94.07% 0.20 - 100 x3000 5 10
Big Bass Secrets of the Golden Lake 7 Pragmatic Play 2024-04-08 High 96.07% | 95.07% | 94.07% 0.20 - 250 x5000 5 10
Lobster Bob’s Sea Food and Win It 6.5 Pragmatic Play 2024-04-22 High 96.04% | 95.02% | 94.02% 0.20 - 240 x3000 5 20
Front Runner Odds On 7.7 Pragmatic Play 2024-05-09 High 96.51% | 95.51% | 94.51% 0.20 - 250 x3000 5 10
Big Bass Bonanza – Reel Action 5.5 Pragmatic Play 2024-05-27 Average 96.50% | 95.50% | 94.50% 0.10 - 250 x2100 5 10
Big Bass Fishing Mission 6.3 Pragmatic Play 2024-06-17 High 96.50% | 95.50% | 94.50% 0.10 - 250 x5000 2 10
Demon Pots 6.5 Pragmatic Play 2023-10-05 High 96.01% | 95.02% | 94.02% 0.40 - 200 x6000 5 40
8 Golden Dragon Challenge 7 Pragmatic Play 2023-09-18 High 96.02% | 95.01% | 94.02% 0.20 - 100 x8800 5 10
Big Bass Hold & Spin Megaways 4.5 Pragmatic Play 2023-08-28 High 96.70% | 95.69% | 94.62% 0.20 - 250 x20000 6 147456
Lobster Bob’s Crazy Crab Shack 8 Pragmatic Play 2023-07-20 High 96.03% | 95.03% | 94.03% 0.20 - 240 x6000 5 20
Big Bass Amazon Xtreme 8.5 Pragmatic Play 2023-06-19 High 96.07% | 95.08% | 94.05% 0.10 - 250 x10000 5 10
Floating Dragon – Dragon Boat Festival 6 Pragmatic Play 2023-06-08 High 96.07% | 95.08% | 94.07% 0.10 - 250 x10000 5 10
Lamp Of Infinity 7.8 Pragmatic Play 2023-05-11 High 96.07% | 95.02% | 94.02% 0.20 - 100 x5000 5 5
Kingdom of The Dead 7 Pragmatic Play 2023-04-24 High 96.07% | 95.06% | 94.08% 0.10 - 250 x10000 5 10
Big Bass Bonanza – Hold & Spinner 7.5 Pragmatic Play 2023-03-27 High 96.07% | 95.08% | 94.07% 0.10 - 250 x10000 5 10
Club Tropicana 6 Pragmatic Play 2023-02-09 High 96.08% | 95.07% | 94.07% 0.12 - 360 x4000 5 12
Fish Eye 7.5 Pragmatic Play 2023-01-23 High 96.07% | 95.07% | 94.10% 0.10 - 250 x10000 5 10
PIZZA! PIZZA? PIZZA! 8 Pragmatic Play 2022-12-12 High 96.04% | 95.03% | 94.02% 0.20 - 100 x360
Big Bass Halloween 2 3.5 Pragmatic Play 2024-10-21 High 96.71% | 95.67% | 94.6% 0.10 - 250 x5000 5 10
Big Bass Halloween 3 3.5 Reel Kingdom 2025-10-15 96.50% | 95.50% | 94.50% 0.10 - 250 x5000 5 10
Big Bass Adventure 8 Max Win Gaming 2023-07-11 High 95.76% 0.20 - 20 x5000 5 40
10,000 Big Bass Lightning Blitz 6.5 ReelPlay 2024-06-03 Above average 96.11% 0.20 - 50 x4660 6 10000
Big Bass Bonanza 1000 6.4 Pragmatic Play 2025-04-24 High 96.51% | 95.51% | 94.51% 0.10 - 250 x20000 5 10