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RTP (Return To Player)LayoutPaylinesMax winVolatilityMin stakeMax Bet
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96.1%6 x 7117 64920000xMedium€0.2€20
Thunderstruck II: Microgaming's Legendary Norse Mythology Masterpiece
Thunderstruck II expanded upon its groundbreaking predecessor to create one of online gaming's most celebrated slots. This Norse mythology epic features Thor, Odin, Loki, and Valkyrie across an innovative Great Hall bonus system that provides four distinct free spins experiences. Since its 2010 release, Thunderstruck II has maintained legendary status through its perfect combination of thematic depth and mechanical innovation.
The game set standards that influenced countless subsequent Norse-themed releases. Four gods with unique powers, progressive feature unlocking, and atmospheric presentation created an experience that rewards both casual play and dedicated exploration.
Norse Mythology Visual Excellence
The visual design captures Norse mythology grandeur with impressive attention to mythological detail. Asgardian architecture, runic decorations, and divine imagery establish the legendary setting. Lightning effects and mystical energy reinforce Thor's thunderous presence.
Character design introduces the four Norse deities with distinct visual identities. Thor wields Mjolnir with commanding presence, Odin surveys with wise authority, Loki schemes with mischievous charm, and Valkyrie radiates warrior nobility. Each god carries authentic mythological significance.
Animation quality impresses throughout, particularly during feature activations where each god receives appropriately dramatic introduction sequences.
Game Structure
Thunderstruck II employs five reels with 243 ways to win. Matching symbols on adjacent reels from left to right create winning combinations regardless of specific row positions. This all-ways system provides numerous winning opportunities on every spin.
Return to player percentage stands at 96.65%, competitive for any era. Medium volatility creates balanced sessions with reasonable base game returns alongside feature excitement.
Wildstorm Feature
The Wildstorm feature can randomly trigger during base game spins, transforming reels into wild reels. Up to five wild reels can appear during this dramatic random feature, creating substantial unexpected wins.
Great Hall of Spins
Landing three or more Thor's Hammer scatter symbols opens the Great Hall, where four Norse gods provide progressively unlocking free spins features:
Valkyrie (initially available): 10 free spins with 5x multiplier provide reliable feature value.
Loki (unlocked after 5 triggers): 15 free spins with Wild Magic feature that can transform symbols into wilds and multiply wins.
Odin (unlocked after 10 triggers): 20 free spins with Odin's Ravens that can transform symbols into 2x or 3x multiplied wilds.
Thor (unlocked after 15 triggers): 25 free spins with Rolling Reels where consecutive wins increase multipliers up to 5x.
The progressive unlock system creates compelling long-term engagement as players work toward Thor's powerful feature.
Technical Specifications
Maximum wins reach substantial multiples of total bet, particularly during Thor's feature with maximum multiplier accumulation during extended Rolling Reel chains.
Audio Excellence
The soundtrack delivers appropriately epic Norse atmosphere with dramatic orchestral compositions and thunderous effects. Each god receives distinctive audio treatment during their features, enhancing individual identities.
Mobile Gaming Quality
Microgaming's optimization ensures excellent performance despite the game's feature complexity. The Norse visuals translate effectively to smaller screens.
Demo Play Benefits
The free demonstration provides complete Thunderstruck II experience without commitment. Demo mode enables exploring all four god features through extended play.
Legendary Norse Adventure
Thunderstruck II delivers mythological excellence through its innovative four-god feature system. Thor, Odin, Loki, and Valkyrie provide distinct experiences that reward dedicated exploration. Enter the Great Hall and receive the blessing of the Norse gods.
Try the demo version to unlock all four divine features. The gods of Asgard await, each offering unique paths to legendary wins.
The biggest winnings are usually found on progressive jackpot slot machines. You can see jackpots of tens of millions of dollars on Microgaming's Mega Moolah or NetEnt's Mega Fortune several times a year.
Free spins are triggered by the scatter symbols landing on reels 1, 3, and 5 normally.
This game has 96.7% RTP, so in the long term, playing is fair.
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