Thunderstruck II Slot Review: RTP, Max Win and Features
Thunderstruck II is a Norse-myth classic with a free spins hall that unlocks new gods as you play.
Key facts
Provider: Microgaming (Games Global). Released: 2010. Grid: 5 reels, 3 rows, 243 ways. Default RTP: 96.65%. Volatility: medium. Max win: 8,000x your bet. Casinos can run lower RTP versions of the same game, so always check the RTP in the game's info screen.
What does an hour on this slot cost on average?
Total bet: €500.00
Average cost at 96.65% RTP€16.75
If the casino runs the 94% version€30.00
If the casino runs the 92% version€40.00
Volatility
medium
The average cost is total bets × (100% − RTP). Real sessions swing far above or below it, and more so the higher the volatility. 500 spins is roughly an hour of play.
How it works
Wins pay across 243 ways, and the random Wildstorm feature can turn reels fully wild.
Bonus features
Scatters open the Great Hall of Spins: Valkyrie, Loki, Odin and Thor each give a different free spins round, unlocked progressively.
Our tips before you play
Medium volatility balances regular small wins with occasional bigger ones. Pick a bet you can keep up for a long session.