Underworld Inferno
96.01%
RTP
25000x
Max Win
Bonus buy options
- Bonus BoostAnte bet2x bet
- Special Spin 130x bet
- Special Spin 280x bet
- Normal Bonus100x bet
- Super Bonus300x bet
- Reels
- 5
- Rows
- 5
- Paylines (up to)
- 15
- Min Bet
- 0.1
- Max Bet
- 1000
- Release Date
- March 31, 2026
About this Slot
Underworld Inferno from GG Gaming is a 5x5 horror-themed slot featuring 15 paylines and high volatility gameplay with a maximum win of 25,000x stake. The game includes a Volatility Switch mechanic that lets players adjust the risk-reward balance to suit their preference. With an RTP of 96.01%, this Stake Engine exclusive combines atmospheric underworld aesthetics with dynamic gameplay mechanics designed for players seeking substantial volatility. The bonus round can be accessed through several buy options at different stake levels: Bonus Boost at 2x bet, Special Spin 1 at 30x bet, Special Spin 2 at 80x bet, Normal Bonus at 100x bet, and Super Bonus at 300x bet. Players can select their preferred entry point based on their bankroll and risk tolerance.
Underworld Inferno Community RTP
Real RTP estimated from rounds contributed by the community, across all uploaders.
Not enough contributed rounds yet for a reliable community RTP estimate.
Based on 56 of 25,000 rounds needed.
Underworld Inferno RTP Calculator
Underworld Inferno has a theoretical RTP of 96.01%. Its volatility is High, so expect long dry spells punctuated by rare, large multipliers. Its win potential is capped at 25000x your stake. Use the calculator below to estimate your expected return, variance range and risk of ruin over any number of spins.
Underworld Inferno Variance Simulator
Underworld Inferno sessions can swing far from its 96.01% average - its volatility is rated High. The simulator runs many virtual bankroll runs to estimate the bust rate, typical drawdown and best/worst outcomes over a set number of spins - compare a cautious bankroll against an aggressive one.
All Wins
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Play on Stake*
