Does the modifier wheel change RTP?

No—96.71 % applies regardless of how many boosters you land.

How often does level 3 (×10) occur?

Roughly 1 in 70 bought bonuses in our 5 000-spin sample.

Can I buy the bonus with free-spin winnings?

Yes at most MGA/Curacao sites, but single-bet caps (often €5–€10) still apply.

Is demo mode identical to cash play?

Same RNG and odds; always confirm you’re on the 96 %+ RTP build, not lower-RTP versions.

Does autoplay work in the bonus?

Pragmatic disables autoplay inside Feature Buy rounds to meet UKGC guidelines.

Big Bass Splash Slot Bonus Buy Review (2025)

Coin Volcano

Coin Volcano by 3 Oaks is a high-volatility slot with a fiery theme and exciting Bonus Buy feature. Players can purchase direct access to the Free Spins round, which is enhanced by wilds and multipliers. With a potential win of up to 10,000× your bet and a 96.5% RTP, this slot is perfect for those who enjoy big risks and big rewards.

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T&Cs Apply

Eligibility: Available to new and existing players in eligible regions.

Bonus Buy Cost: The Bonus Buy feature costs 80× the current bet.

Free Spins Wagering: All winnings from Free Spins must be wagered 40x before withdrawal.

Max Bet with Bonus Funds: The maximum allowed bet while using bonus funds is £5 or 15% of the bonus, whichever is lower.

Minimum Deposit: Minimum deposit of £10 required to activate the bonus.

Bonus Validity: The bonus must be used within 21 days of activation, and free spins expire 24 hours after being awarded.

Excluded Payment Methods: Deposits made via Skrill and Neteller are excluded from this promotion.

General Terms: Standard casino terms and conditions apply.

Money Train 4

Jump on the steampunk express in Money Train 4 by Relax Gaming. Pay 50× or 500× your stake to launch the Money Cart Re-Spins, collect persistent symbols, and hunt a record-breaking 150 000× max win at 96.50 % RTP.

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T&Cs Apply

Game Provider & Licence
Money Train 4 is supplied by Relax Gaming Ltd., certified under MGA/B2B/246/2013 and other local regulators where offered. The game’s RNG and payout table are independently tested and approved.

Bet Limits

Minimum base-game stake: €0.10 (or currency equivalent).

Maximum base-game stake: €20.00 (or as limited by the casino).

Feature-Buy costs:
• Standard Bonus = 50 × current stake.
• Persistent Super Bonus = 500 × current stake.
Wagers above the operator’s maximum bet rule while a bonus is active may void winnings.

Return to Player & Volatility

Theoretical RTP (both buy tiers and base game): 96.50 %.

Volatility: Very High—long losing streaks and large single-hit wins are possible.

Maximum Exposure

The highest achievable single-spin payout is 150 000 × the triggering stake.

Any balance that exceeds the casino’s maximum pay-out policy will be adjusted to that cap.

Currency & Rounding
All wins are credited in the account currency. Displayed values may be rounded to the nearest cent; internal calculations use unrounded amounts.

Jurisdiction Restrictions
This title is unavailable in markets where feature-buy mechanics are prohibited (e.g., the United Kingdom). Player location is verified on login; VPN use to bypass blocks is prohibited and may lead to confiscation of winnings.

Responsible Play
Players must be 18+ (or the legal gambling age in their jurisdiction). Please set deposit, loss, and session limits in your account dashboard. For help, contact GamCare, BeGambleAware, or your local RG organisation.

Game Malfunction
Hardware, software, or network malfunction voids all affected plays and payouts. Stake amounts on voided spins will be refunded.

Updates & Versioning
Relax Gaming may patch game maths to meet regulatory requirements. Always review the in-game pay-table for the current RTP version before playing.

Last Revised
27 May 2025. Future amendments supersede these terms without prior notice; check this page regularly.

By launching Money Train 4 you confirm you have read, understood, and accepted these terms and conditions alongside the casino’s general T&Cs. Happy (and responsible) spinning!

Gates of Olympus

Ascend Mount Olympus with Zeus in Pragmatic Play’s revamped Gates of Olympus (2025). Pay just 10 × (Mini) or 100 × (Standard) to unleash Free Spins with unlimited lightning multipliers and chase a sky-high 50 000 × max win at a solid 96.50 % RTP.

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T&Cs Apply

Game Provider & Certification
Gates of Olympus is developed by Pragmatic Play Ltd., licensed under MGA/B2B/317/2016 and other relevant authorities. All RNG components are independently tested and certified for fairness.

Bet & Buy Limits
• Base-game stakes: €0.20–€125.00 (or currency equivalent).
• Feature-Buy prices:
– Mini Buy: 10 × current stake (guarantees 5 Free Spins with Super Scatters).
– Standard Buy: 100 × current stake (guarantees 15 Free Spins).
Exceeding the casino’s stated maximum-bet rule while wagering a bonus may void winnings.

Return to Player & Volatility
• Theoretical RTP for both buy tiers and base game: 96.50 %.
• Volatility: High—extended downswings and large single-spin wins are possible.

Maximum Exposure
• The maximum achievable payout is 50 000 × the triggering stake.
• Payouts above the operator’s maximum withdrawal limit will be reduced to that cap.

Currency Handling & Rounding
Wins are credited in your account currency. Displayed values may round to two decimals; internal calculations use full precision.

Jurisdictional Availability
Feature-buy versions of this game are blocked in markets that prohibit paid bonus entry (e.g., some UK jurisdictions). Geo-location is verified at login. Use of VPNs to bypass restrictions is forbidden and may forfeit winnings.

Responsible Gaming
Players must be 18 + (or legal gambling age in their region). Set personal deposit, wager and session limits via the Responsible Gaming dashboard. External help: BeGambleAware, GamCare, Gamblers Anonymous.

Game Malfunction
Hardware, software, or connectivity failures void all affected plays; original stakes will be refunded.

Game Updates
Pragmatic Play may update game maths or graphics to meet new regulatory standards. Always consult the in-game pay-table for the current RTP and rules before playing.

Legal Precedence
These terms supplement (and do not override) the casino’s General Terms & Conditions. In the event of conflict, the casino’s T&Cs prevail.

Last Revised
27 May 2025. Future amendments take effect when published; revisit this page regularly.

By launching Gates of Olympus you acknowledge that you have read and accepted these terms, the casino’s rules, and that you are playing responsibly. May Zeus’s lightning grant you divine fortune!

Sweet Bonanza

Sweet Bonanza by Pragmatic Play offers a sweet and thrilling ride with its 100× Bonus Buy, delivering 10 Free Spins and explosive multipliers up to x100. With 96.51% RTP and a potential 21,100× max win, it’s a candy-coated adventure with cascading wins and unlimited multipliers.

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T&Cs Apply

Game Provider & Licence
Sweet Bonanza is developed by Pragmatic Play and is certified under MGA/B2B/246/2013 and other relevant local gaming authorities. The game’s RNG and payout table are independently tested and approved.

Bet Limits

Minimum base-game stake: €0.20 (or currency equivalent).

Maximum base-game stake: €125.00 (or as limited by the casino).

Feature-Buy cost:
• Bonus Buy (100×) = 100 × current stake.
Wagers above the operator’s maximum bet rule while a bonus is active may void winnings.

Return to Player & Volatility

Theoretical RTP (both buy tiers and base game): 96.51%.

Volatility: High — long losing streaks and significant single-hit wins are possible.

Maximum Exposure

The highest achievable single-spin payout is 21,100 × the triggering stake.

Any balance exceeding the casino’s maximum pay-out policy will be adjusted to that cap.

Currency & Rounding

All wins are credited in the account currency.

Displayed values may be rounded to the nearest cent; internal calculations use unrounded amounts.

Jurisdiction Restrictions

Sweet Bonanza may be unavailable in certain regions where feature-buy mechanics are restricted (e.g., the United Kingdom).

Player location is verified upon login; the use of VPNs to bypass blocks is prohibited and may result in the forfeiture of winnings.

Responsible Play

Players must be 18+ (or the legal gambling age in their jurisdiction).

Please set deposit, loss, and session limits in your account dashboard.

For support, contact GamCare, BeGambleAware, or your local responsible gambling organization.

Game Malfunction

Any hardware, software, or network malfunctions will void affected plays and payouts.

Stake amounts on voided spins will be refunded.

Updates & Versioning

Pragmatic Play may update the game’s math model to comply with regulatory requirements.

Always check the in-game paytable for the current RTP version before playing.

Last Revised

27 May 2025.

Future amendments will supersede these terms without prior notice. Please check this page regularly for updates.

San Quentin xWays

Enter the prison yard in San Quentin xWays by Nolimit City. Choose from three lockdown Bonus Buys—100 ×, 400 ×, or the insane 2 000 × Super Bonus—packed with jumping-wild multipliers, xWays reel splits, and a colossal 150 000 × max payout at a razor-edged 96.95 % RTP

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T&Cs Apply

Game Provider & Licence
San Quentin xWays is developed by Nolimit City and is certified under MGA/B2B/246/2013 and other relevant local gaming authorities. The game’s RNG and payout table are independently tested and approved.

Bet Limits

Minimum base-game stake: €0.10 (or currency equivalent).

Maximum base-game stake: €20.00 (or as limited by the casino).

Feature-Buy costs:
• Lockdown Spins (100×) = 100 × current stake.
• Enhanced Lockdown (400×) = 400 × current stake.
• Super Bonus (2,000×) = 2,000 × current stake.
Wagers above the operator’s maximum bet rule while a bonus is active may void winnings.

Return to Player & Volatility

Theoretical RTP (both buy tiers and base game): 96.95%.

Volatility: Very High (100× and 400× Lockdown), Extreme (2,000× Super Bonus) — long losing streaks and massive single-hit wins are possible.

Maximum Exposure

The highest achievable single-spin payout is 150,000 × the triggering stake.

Any balance exceeding the casino’s maximum pay-out policy will be adjusted to that cap.

Currency & Rounding

All wins are credited in the account currency.

Displayed values may be rounded to the nearest cent; internal calculations use unrounded amounts.

Jurisdiction Restrictions

San Quentin xWays may be unavailable in certain regions where feature-buy mechanics are restricted (e.g., the United Kingdom).

Player location is verified upon login; the use of VPNs to bypass blocks is prohibited and may result in the forfeiture of winnings.

Responsible Play

Players must be 18+ (or the legal gambling age in their jurisdiction).

Please set deposit, loss, and session limits in your account dashboard.

For support, contact GamCare, BeGambleAware, or your local responsible gambling organization.

Game Malfunction

Any hardware, software, or network malfunctions will void affected plays and payouts.

Stake amounts on voided spins will be refunded.

Updates & Versioning

Nolimit City may update the game’s math model to comply with regulatory requirements.

Always check the in-game paytable for the current RTP version before playing.

Last Revised

27 May 2025.

Future amendments will supersede these terms without prior notice. Please check this page regularly for updates.

Chaos Crew 2

Chaos Crew 2 by Hacksaw Gaming cranks up the excitement with bigger multipliers, new symbols, and two bonus buy tiers. Pay 50× or 200× your stake to unlock high-risk bonus rounds, with a 20,000× max win and a 96.42% RTP for bonus buys.

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T&Cs Apply

Game Provider & Licence
Chaos Crew 2 is developed by Hacksaw Gaming and is certified under MGA/B2B/246/2013 and other relevant local gaming authorities. The game’s RNG and payout table are independently tested and approved.

Bet Limits

Minimum base-game stake: €0.10 (or currency equivalent).

Maximum base-game stake: €20.00 (or as limited by the casino).

Feature-Buy costs:
• Standard Bonus = 50 × current stake.
• Super Bonus = 200 × current stake.
Wagers above the operator’s maximum bet rule while a bonus is active may void winnings.

Return to Player & Volatility

Theoretical RTP (both buy tiers and base game): 96.42%.

Volatility: High (Super Bonus = Very High) — long losing streaks and significant single-hit wins are possible.

Maximum Exposure

The highest achievable single-spin payout is 20,000 × the triggering stake.

Any balance exceeding the casino’s maximum pay-out policy will be adjusted to that cap.

Currency & Rounding

All wins are credited in the account currency.

Displayed values may be rounded to the nearest cent; internal calculations use unrounded amounts.

Jurisdiction Restrictions

Chaos Crew 2 may be unavailable in certain regions where feature-buy mechanics are restricted (e.g., the United Kingdom).

Player location is verified upon login; the use of VPNs to bypass blocks is prohibited and may result in the forfeiture of winnings.

Responsible Play

Players must be 18+ (or the legal gambling age in their jurisdiction).

Please set deposit, loss, and session limits in your account dashboard.

For support, contact GamCare, BeGambleAware, or your local responsible gambling organization.

Game Malfunction

Any hardware, software, or network malfunctions will void affected plays and payouts.

Stake amounts on voided spins will be refunded.

Updates & Versioning

Hacksaw Gaming may update the game’s math model to comply with regulatory requirements.

Always check the in-game paytable for the current RTP version before playing.

Last Revised

27 May 2025.

Future amendments will supersede these terms without prior notice. Please check this page regularly for updates.

Wanted Dead or a Wild

Wanted Dead or a Wild by Hacksaw Gaming offers three intense bonus buy modes with high-risk, high-reward gameplay. Choose between 40× Dead Man’s Hand, 80× Train Heist, or 200× Duel at Dawn to unlock free spins, sticky wilds, and massive multipliers with a 96.38% RTP and a 12,500× max win potential.

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T&Cs Apply

Game Provider & Licence
Wanted Dead or a Wild is developed by Hacksaw Gaming and is certified under MGA/B2B/246/2013 and other relevant local gaming authorities. The game’s RNG and payout table are independently tested and approved.

Bet Limits

Minimum base-game stake: €0.10 (or currency equivalent).

Maximum base-game stake: €20.00 (or as limited by the casino).

Feature-Buy costs:
• Dead Man’s Hand = 40 × current stake.
• Train Heist = 80 × current stake.
• Duel at Dawn = 200 × current stake.
Wagers above the operator’s maximum bet rule while a bonus is active may void winnings.

Return to Player & Volatility

Theoretical RTP (both buy tiers and base game): 96.38%.

Volatility: High (Dead Man’s Hand, Train Heist) / Very High (Duel at Dawn) — long losing streaks and large single-hit wins are possible.

Maximum Exposure

The highest achievable single-spin payout is 12,500 × the triggering stake.

Any balance exceeding the casino’s maximum pay-out policy will be adjusted to that cap.

Currency & Rounding

All wins are credited in the account currency.

Displayed values may be rounded to the nearest cent; internal calculations use unrounded amounts.

Jurisdiction Restrictions

Wanted Dead or a Wild may be unavailable in certain regions where feature-buy mechanics are restricted (e.g., the United Kingdom).

Player location is verified upon login; the use of VPNs to bypass blocks is prohibited and may result in the forfeiture of winnings.

Responsible Play

Players must be 18+ (or the legal gambling age in their jurisdiction).

Please set deposit, loss, and session limits in your account dashboard.

For support, contact GamCare, BeGambleAware, or your local responsible gambling organization.

Game Malfunction

Any hardware, software, or network malfunctions will void affected plays and payouts.

Stake amounts on voided spins will be refunded.

Updates & Versioning

Hacksaw Gaming may update the game’s math model to comply with regulatory requirements.

Always check the in-game paytable for the current RTP version before playing.

Last Revised

27 May 2025.

Future amendments will supersede these terms without prior notice. Please check this page regularly for updates.

Dead or Alive 2

Dead or Alive 2 by NetEnt remains a Western classic with a 66× Bonus Buy that lets you pick from three intense free-spin modes—Old Saloon, High Noon Saloon, and Train Heist. Featuring a massive 111,111× max win and a solid 96.80% RTP, this 2024 update brings sharper visuals and crisper audio to a legendary high-volatility experience.

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T&Cs Apply

Game Provider & Licence
Dead or Alive 2 is developed by NetEnt and operates under licenses such as MGA/B2B/246/2013 and other regulatory bodies. The game’s random number generator (RNG) and payout structures are regularly tested and certified by independent agencies.

Bet Limits

Minimum base-game stake: €0.10 (or equivalent currency).

Maximum base-game stake: Determined by the casino (often up to €100+).

Feature Buy cost:
• Bonus Buy = 66 × current stake.
Wagers exceeding the casino’s maximum bet limit while a bonus is active may invalidate any winnings.

Return to Player & Volatility

Theoretical RTP (base game and buy mode): 96.80%.

Volatility: Very High — featuring long losing streaks and potentially huge wins.

Maximum Exposure

The maximum single-spin win is capped at 111,111 × the stake.

Casino payout limits may restrict actual winnings if exceeding the cap.

Currency & Rounding

All payouts are credited in the currency of the player’s account.

Display values may be rounded for display, but internal calculations use exact figures.

Jurisdiction Restrictions

This game may be restricted in jurisdictions prohibiting feature-buy slots.

Player geolocation is checked at login; using VPNs to bypass restrictions is forbidden and can lead to forfeiture of winnings.

Responsible Play

Players must be of legal gambling age (18+ or jurisdictional equivalent).

Use responsible gaming tools to set deposit, loss, and session limits.

Assistance is available via organizations like GamCare, BeGambleAware, or equivalent.

Game Malfunction

Any hardware or software malfunction voids the affected spins and payouts.

Stakes for voided spins are refunded to the player’s balance.

Updates & Versioning

NetEnt may update game mechanics or math to comply with regulations.

Players should check the in-game paytable for the current RTP before starting.

Last Revised

27 May 2025.

Terms may be updated without notice; players should review regularly.

🎯 Feature	📋 Details
🎰 Slot Provider	Pragmatic Play
💰 Bonus Buy Cost	100 × Bet
📈 RTP (Buy Mode)	96.71 %
🔥 Volatility Level	Medium-High
💸 Max Potential Win	5 000 × Bet
🎁 Bonus Type	Free Spins with Fisherman Collectors

Outcome Band	Hits / 100 Buys	Effective ROI*
0–10 ×	33	–63 %
10–50 ×	45	–18 %
50–200 ×	18	+52 %
200 ×+	4	+335 %

🎰 Casino	Licence	Welcome Bonus	Why Pick It
HeySpin Casino	UKGC	100 % up to £25 + 100 FS	Bonus money allowed on buys ≤ €200
LuckyWave	MGA	100 % up to £500 + 100 FS	No buy-cost cap—ideal for €5–€10 stakes
SlotLair	UKGC and MGA	100 % up to £300 + 100 FS	£5 buy limit suits cautious anglers

Big Bass Splash

How the Bonus Buy Works

Bonus-Round Features

Max-Win Potential

RTP & Volatility

Best Strategies

Stake & Bankroll

Bankroll Management

Optimal Buy Moments

Where to Play

Conclusion

FAQ

Does the modifier wheel change RTP?

How often does level 3 (×10) occur?

Can I buy the bonus with free-spin winnings?

Is demo mode identical to cash play?

Does autoplay work in the bonus?