Game Information
Provider
Games Global
Type
Slots
Restrictions
AF,AR,AU,BG,BI,BN,BR,BY,CA,CC,CF,CH,CN,CO,CU,CX,DE,DK,ES,FR,GB,GF,GL,GP,GR,HK,HM,HR,ID,IL,IN,IQ,IR,IT,JP,KH,KP,KR,LA,LB,LT,LY,MM,MO,MQ,MU,MY,NC,NF,NI,NL,PE,PF,PH,PM,PR,PT,RE,RO,RU,SD,SE,SG,SI,SO,SS,SY,TF,TH,TR,TW,US,VE,VI,VN,WF,YE,YT,ZA
ThunderStruck II Slot: Comprehensive Data Analysis
Core Game Specifications
| Attribute | Value |
|---|---|
| Developer | Microgaming |
| Release Date | May 2010 |
| Theme | Norse mythology, Adventure |
| Layout | 5 reels, 3 rows, 243 ways to win |
| Paylines | 243 ways |
| Bet Range | $0.30–$60 (varies by operator) |
| Core Mechanics | Wild symbol doubles wins, Scatter triggers Great Hall of Spins, Wildstorm random wild reels, Four free spin modes with unique mechanics, Rolling Reels in Thor mode |
| Technology | HTML5 |
| Platforms | Desktop, mobile, tablet |
Mathematical & Payout Model
Return to Player (RTP)
96.65%
Volatility
Medium To High
Max Win Potential
8000x
Symbols & Paytable Hierarchy
| Tier | Symbol(s) | Function & Value |
|---|---|---|
| Low Tier | 9, 10, J, Q, K, A | Provides small, frequent wins to maintain gameplay. |
| Mid Tier | Viking longship, Valhalla, Valkyrie, Loki, Odin, Thor | Thematic items offering moderate payouts. |
| Wild | ThunderStruck II logo | Acts as a substitute / feature trigger per game rules. |
| Scatter | Thor’s hammer (Mjölnir) | Triggers free spins / bonus round when enough appear. |
ThunderStruck II Bonus Features Mechanics
| Feature | Trigger | Initial Award | Core Mechanic | Enhancement/Retrigger |
|---|---|---|---|---|
| Wildstorm | Random during base game | Turns up to five reels wild | ||
| Great Hall of Spins | Three or more scatters | Free spins entry and scatter payout | Progress through four god chambers unlocking free spin modes | |
| Valkyrie Free Spins | First chamber unlocked | 10 free spins | 5× multiplier on wins | Retrigger possible |
| Loki Free Spins | Fifth trigger | 15 free spins | Wild Magic symbol on reel 3 transforms symbols to wilds | Retrigger extra spins |
| Odin Free Spins | Tenth trigger | 20 free spins | Wild Raven adds 2× or 3× multipliers to symbols | Two ravens yield 6× multiplier |
| Thor Free Spins | Fifteenth trigger | 25 free spins | Rolling Reels with increasing multipliers up to 5× |
Frequently Asked Questions (FAQ)
| How do I trigger the Great Hall of Spins? | Land three or more Thor’s hammer scatter symbols anywhere on the reels. |
| What does the Wildstorm feature do? | It randomly turns up to five reels wild during the base game. |
| What is the RTP of ThunderStruck II? | The return to player is 96.65%. |
| Which free spin mode offers rolling reels? | The Thor mode offers rolling reels with multipliers up to 5×. |
| Can free spins be retriggered? | Yes. Valkyrie and Loki modes allow retriggers for additional free spins. |
| What does the wild symbol do? | The ThunderStruck II logo substitutes for other symbols except scatter and doubles wins it contributes to. |
| Is there a progressive jackpot? | No. The game has a fixed maximum win multiplier. |
ThunderStruck II Performance Summary: Strengths vs. Weaknesses
Strengths
- Rich thematic presentation
- Multiple bonus modes with progression
- High maximum win potential
Weaknesses
- Volatility may deter low‑risk players
- Hit frequency may be low due to high variance
Overview
ThunderStruck II is a Norse mythology themed slot by Microgaming featuring 5 reels and 243 ways to win. It offers a Great Hall of Spins bonus with four free spin modes tied to Norse gods, a Wildstorm feature that can turn reels wild, multipliers, and rolling reels.
Rachel Pine is our slots expert who has worked in the online gambling industry for 10+ years. Over the course of her career, Rachel has reviewed more than 30,000 slots.
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