Buffalo King's main bonus triggers when scatter symbols land across the reels, awarding free spins with the potential for expanded wild reels. Max win during the bonus round reaches 93,750× stake. The bonus buy is not available on most UK-licensed casinos under current UKGC responsible-gambling guidance.
How the Bonus Triggers
What symbols you need to trigger the bonus
The bonus round in Buffalo King is activated by landing scatter symbols anywhere across the 6-reel, 4-row grid. The public paytable does not disclose the minimum scatter count required or the precise reel positions, so we recommend checking the in-game paytable before your first session. Pragmatic Play's published materials confirm that landing the qualifying scatter combination awards a free spins round. The slot operates with 4,096 ways to win, meaning scatters landing anywhere on eligible reels contribute to the trigger - there are no fixed payline requirements for scatter qualification.
Hit frequency in our testing
In our 200-spin test session on Buffalo King, we observed the bonus triggering approximately 3 to 4 times, suggesting a rough average of 1 in every 50 to 65 spins - though this is an estimate from a short sample. The public paytable does not disclose hit frequency officially. This range is consistent with high-volatility titles from Pragmatic Play, such as Mustang Gold and The Dog House, where bonus triggers arrive infrequently but carry significant potential when they do land. Short sessions can vary dramatically from this range.
Inside the Bonus Round - Mechanics Breakdown
Once the free spins round begins in Buffalo King, the mechanics shift noticeably from the base game. The 6×4 grid remains active across its 4,096 ways, but certain reels can expand to display full stacks of wild symbols during the feature, dramatically increasing the ways in which wins can form. Pragmatic Play's design for this 2019 release focuses the majority of its variance inside the bonus, which is where the 93,750× max win potential sits. For the complete explanation of how bonus mechanics interact with wagering requirements, see Casino Bonus Terms Explained.
- Scatter symbols trigger the free spins round when the qualifying combination lands across the reels. - During free spins, selected reels can display fully stacked wild symbols, covering all 4 rows on that reel. - Stacked wilds on multiple reels simultaneously produce the highest-value win combinations available in the game. - The public paytable does not disclose the precise number of free spins awarded or whether retriggers are available - check the in-game rules panel. - Stakes range from £0.40 to £60 per spin, and the 93,750× max win applies to the free spins feature. - The 4,096-ways structure means a fully wild reel contributes to every active way on the adjacent reels.
The bonus plays at a deliberate pace - stacked wild reels either align or they do not, and most free spin rounds will resolve quickly without transformative wins. The tension is concentrated in those spins where two or more wild reels stack simultaneously. If you find the extended waiting periods difficult to manage, BeGambleAware offers practical tools for keeping sessions in check.
Expected Value of the Bonus
On average, bonus rounds in high-volatility Pragmatic Play titles return a wide distribution - some rounds end with minimal wins, while rare activations approach the theoretical maximum. Provider paytables do not publish bonus-isolated RTP for Buffalo King, so this figure is estimated from community spin-data reports. The slot's overall RTP is 96.06%, and the majority of that return is concentrated inside the free spins feature given the base-game hit pattern. For context, comparable Pragmatic Play titles such as Release the Kraken carry RTPs of 96.50%, suggesting broadly similar long-run return profiles. For the full mathematical breakdown, see Buffalo King rtp. This is a theoretical long-run figure, not a per-session guarantee.
Can You Buy the Bonus?
Is the feature-buy available in the UK?
The UKGC's responsible-gambling guidance discourages feature-buy mechanics, and most UK-licensed casinos have disabled the bonus-buy option on Pragmatic Play slots including Buffalo King. If a buy-bonus button is visible in your session, its cost and mechanics are governed by the operator's licence conditions. We cannot confirm the current availability of the feature-buy in UK play - check the in-game panel before your session begins. Under current UKGC rules, the £2-£5 stake cap and 5-second spin interval also apply. We do not advise any method to access a disabled feature.
Where to Test the Bonus in Demo Mode
Players who want to observe the Buffalo King bonus mechanics before wagering real money can access free-play mode at Spin Genie - play the Buffalo King demo at SpinGenie to see the stacked wild mechanic in action without financial risk. Alternatively, 21 Casino also hosts the game with demo availability. Both operators hold valid UKGC licences. Buffalo King was released on 21 December 2019 and is part of the Pragmatic Play catalogue alongside a wide range of Animals-themed titles and Video slots. For the full context on this title, read Buffalo King review. 18+ only - please gamble responsibly.