Dive into the ultimate fishing adventure where surf culture meets underwater treasures. Reel in massive wins up to 5,000x with retriggerable free spins, wild collectors, and progressive multipliers that climb to 10x.
High volatility gameplay packed with wild collection mechanics, mystery transformations, and four-tier progressive jackpots
Land 3+ scatter symbols to trigger 10, 15, or 20 free spins. Wild symbols collect all money values on screen, and every 4th wild retriggers the feature with +10 spins.
Each retrigger escalates your multiplier: first retrigger awards 2x, second gives 3x, and the third maxes out at a massive 10x multiplier on all money symbol collections.
When the mystery wave symbol lands, all mystery symbols on screen transform into the same random paying symbol, creating instant winning combinations.
Randomly triggered after any base game spin. Reveal matching symbols to win one of four progressive jackpots: Grand, Mega, Major, or Minor.
Money symbols appear with random values from 2x up to a colossal 5,000x your total bet. Collected by wild symbols during free spins for massive payouts.
Boost your bet by 50% to increase scatter symbol frequency. Your total bet rises from 10x to 15x per line, giving you a higher chance to trigger free spins.
Big Bass Surf's Up transforms the classic bass fishing theme into a surf-soaked adventure set against a vibrant underwater backdrop. The 5-reel, 3-row grid features 10 fixed paylines where wins form left to right on adjacent reels. With high volatility rated at 5 out of 5 lightning bolts, this slot rewards patience—less frequent wins are offset by the potential for explosive payouts reaching 5,000x your total bet.
The main attraction is the free spins feature, triggered by landing 3, 4, or 5 scatter symbols (the iconic bass fish bursting from the water). You'll receive 10, 15, or 20 free spins respectively. During this round, the bearded surfer character becomes a wild symbol appearing on all reels, substituting for everything except scatters, mystery symbols, and money symbols.
Here's where the real action happens: every wild symbol that lands collects the values from all money fish symbols visible on that spin. These money symbols display random values—anywhere from 2x to 5,000x your total bet. All wilds accumulated throughout the feature are counted, and every 4th wild collected retriggers the round with 10 additional free spins plus a multiplier boost (2x on first retrigger, 3x on second, and 10x on the third).
The premium symbols channel pure surf culture: the vintage surfer van pays the highest at 5,000x bet for five of a kind, followed by the beach ball, fishing rod, cooler box filled with iced beverages, and a seafood platter. Lower-value symbols are represented by frosted crystalline letters A, K, Q, J, and 10, each with distinct translucent colors—purple, blue, red, green, and golden amber.
Random Events During Free Spins:
The mystery symbol is visualized as a dramatic ocean wave with dark teal coloring and white foam. Whenever one or more mystery symbols land, they all transform into the same randomly selected paying symbol. This can create instant multi-line wins, especially powerful when combined with existing matching symbols on the reels.
Completely separate from the base game features, the jackpot bonus can trigger randomly at the end of any base game spin—never during free spins. You're presented with a selection screen where you reveal symbols until you match three of the same jackpot tier name: Grand, Mega, Major, or Minor. Each tier is progressive, building from player contributions across the network.
Your chance to trigger the jackpot bonus is directly proportional to your bet size—higher bets carry higher probability—but any bet from the minimum $0.10 upward is eligible. The contribution rates and seed amounts are operator-configurable, so the exact percentages vary by casino.
Activate the ante bet from the left panel toggle to increase your total bet by 50% (your bet per line rises from 10x to 15x). In exchange, scatter symbols appear more frequently, giving you a statistically higher chance to enter the free spins round. The RTP remains at 92.00% whether ante bet is active or not, but the volatility experience shifts slightly toward more frequent feature triggers at the cost of a larger stake per spin.
If your total win during any single round reaches 5,000x your bet, the game immediately ends. All remaining features are forfeited, and the win is capped and awarded at that 5,000x limit. This applies to cumulative wins across retriggered free spins and includes collected money symbol values and multipliers.
The game screen is split between an underwater coral reef teeming with marine life—sea turtles, hammerhead sharks, tropical fish—and a sunset sky above the waterline with warm gradients of orange, pink, and golden yellow. A seagull perches on the reel frame's edge, surfboards lean against the beach in the background, and bubbles continuously float upward through the turquoise water.
The surfer character, the game's personality anchor, is a laid-back bearded man in a red beanie, sunglasses, and yellow swim trunks, sporting a visible chest tattoo. He embodies the carefree surf lifestyle perfectly matched to the tagline: "Life's a wave... go catch one!"
Play Responsibly. Gambling can be addictive. Only play with money you can afford to lose. Set limits and stick to them. If you feel you may have a gambling problem, seek help from organizations like GamCare, BeGambleAware, or the National Council on Problem Gambling.
This game is intended for adults aged 18 and over. Big Bass Surf's Up is provided by Pragmatic Play via Reel Kingdom. Always play at licensed and regulated casino operators.