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Inferno Mayhem Slot

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Turn the volume to eleven — PG Soft's rock concert slot unleashes Wild multipliers up to x500 that stack across sticky respins. Cluster pays on a 5x5 grid, 96.76% RTP, high volatility and a monstrous 25,000× max win make every spin feel like a stadium encore.

License

Curaçao eGaming

Payments

PayPalPayPalBTCMastercard

Providers

NetEntNetEntEVOLUTIONEvolutionPRAGPLAYPragmatic Play

Fairness

eCOGRAeCOGRA tested

Key Features

RTP 96.76%

Return-to-player rate of 96.76%. Operator variants at 95.00%, 93.00% may also exist — always check the in-game info panel before playing.

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Wild Multipliers

Wild symbols carry multipliers from x2 up to x500. When multiple Wilds contribute to the same cluster win, their multiplier values are added together before being applied to the payout, creating massive combined multipliers.

High Volatility

Inferno Mayhem features a high volatility math model with a hit frequency of 25.00%. Wins are less frequent but significantly larger on average.

Inferno Mayhem Slot Welcome Bonus — 100% up to €500
Inferno Mayhem Slot Welcome Bonus — 100% up to €500

Discover Inferno Mayhem

Inferno Mayhem drops you into a pyrotechnic-fuelled rock concert where the 5×5 cluster-pays grid sits centre-stage against a backdrop of roaring flames, electric guitars and skull-studded amplifiers. PG Soft has crafted one of the most visually intense slots in their portfolio — the hard rock soundtrack escalates with every winning cascade, and every Wild landing is punctuated by a blast of stage pyro.

The mechanical headliner is the Wild Multiplier system. Each Wild carries a multiplier between x2 and x500, and when multiple Wilds contribute to the same cluster, their values are summed together before being applied. Three Wilds carrying x100, x50 and x500 would create a combined x650 multiplier on the winning cluster — and since every Wild also triggers a respin while staying locked in place, chain reactions build naturally across consecutive spins.

With an above-average RTP of 96.76%, high volatility, and a headline 25,000× max win that ranks among the highest in PG Soft's catalogue, Inferno Mayhem delivers stadium-scale thrills in every session.

Why Players Love Inferno Mayhem

The beauty of Inferno Mayhem lies in its mechanical simplicity paired with extreme ceiling potential. PG Soft stripped away complex multi-tier bonus systems and built the entire game around a single, devastating mechanic: Wild multipliers that accumulate across sticky respins. There are no convoluted side games or progression meters — just Wilds, multipliers, and the ever-present possibility that the next respin adds another x500 to the stack.

The Free Spins round transforms this mechanic from exciting to explosive. All 10-15 spins play out with fully sticky Wilds — every Wild that lands stays locked for the entire feature. By the final spins, the grid can be covered with accumulated multiplier Wilds, turning even modest 5-symbol clusters into payouts worth hundreds or thousands of times your bet. There is no retrigger, so early Wild density is critical.

The respin chain is where every session finds its rhythm. When a Wild lands, it locks in place and triggers a respin. If another Wild appears, it too locks and respins continue. Each locked Wild carries its own multiplier (x2 to x500), and all Wild multipliers on the grid are summed when a cluster win forms. A grid with five locked Wilds carrying x200, x100, x500, x50, and x100 would apply a combined x950 multiplier to every cluster they touch — and with a 5×5 grid offering cluster pays, the geometry for multi-Wild involvement is generous.

The cluster pays system rewards large connected groups: premium skull symbols pay 25× for a 15-symbol cluster before any Wild multipliers apply. Combine that with stacked sticky Wilds and the 25,000× cap comes into realistic focus. Visit our gameplay guide for the full symbol paytable and cluster value breakdown.

Game Specifications

SpecificationDetails
Game NameInferno Mayhem
ProviderPG Soft
ThemeGritty rock concert inferno — hard rock soundtrack, fiery stage visuals, skulls, leather, electric guitars, explosive pyrotechnics
Grid Layout5 reels × 5 rows
PaylinesCluster Pays
RTP96.76% (variants: 95.00%, 93.00%)
VolatilityHigh
Hit Frequency25.00% (1 in 4.0 spins)
Min Bet€0.60
Max Bet€180
Max Win25,000× stake
FeaturesWild Multipliers, Sticky Wild Respins, Free Spins, Cluster Pays System
Free Spins10-15 free spins spins triggered by Land 3, 4 or 5 Scatter symbols anywhere on the reels
Buy Feature Cost80× stake

Core Mechanic: Wild Multipliers

The Wild Multipliers is what gives Inferno Mayhem its strategic edge. Wild symbols carry multipliers from x2 up to x500. When multiple Wilds contribute to the same cluster win, their multiplier values are added together before being applied to the payout, creating massive combined multipliers.

Combined with Sticky Wild Respins, this mechanic creates exponential win potential. Every Wild that lands triggers a respin and stays locked in place. Respins continue as long as new Wilds appear, building stacked multipliers over consecutive spins. During Free Spins, all Wilds remain sticky for the entire feature. When these features combine during Free Spins, the path to the 25,000× maximum win opens up.

About PG Soft

Inferno Mayhem is developed by PG Soft, known for creating innovative online slots. This high volatility game features a 5 reels × 5 rows grid with Cluster Pays.

Turn the volume to eleven — PG Soft's rock concert slot unleashes Wild multipliers up to x500 that stack across sticky respins. Cluster pays on a 5x5 grid, 96.76% RTP, high volatility and a monstrous 25,000× max win make every spin feel like a stadium encore.

Inferno Mayhem Slot

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Frequently Asked Questions

What is the maximum win in Inferno Mayhem?

The maximum win is 25,000× your total stake, achieved during Free Spins. Read our max win guide for the full breakdown.

How does the Wild Multipliers work?

Wild symbols carry multipliers from x2 up to x500. When multiple Wilds contribute to the same cluster win, their multiplier values are added together before being applied to the payout, creating massive combined multipliers.

Can I play Inferno Mayhem for free?

Yes — visit our demo page to try Inferno Mayhem with no registration and no deposit required.

Who made Inferno Mayhem?

PG Soft, one of the leading iGaming providers known for creating high-quality online slots.

Where can I play Inferno Mayhem for real money?

Check our best casinos page for licensed casinos offering Inferno Mayhem with generous welcome bonuses.

What devices can I play Inferno Mayhem on?

Inferno Mayhem is fully optimised for desktop, tablet, and mobile.

Is the Cluster Pays System available at all casinos?

No. The Cluster Pays System is restricted in certain jurisdictions, including the UK.