ThunderStruck II Slot by Games Global
ThunderStruck II is a slot by Games Global, released in 2010.
Game facts
| Provider | Games Global |
|---|---|
| Game type | Slots |
| Release date | 2010 |
| RTP | 96.65% |
| Max win | 8,000x the bet |
| Reels × rows | 5 × 3 |
| Pays | 243 ways to win |
| Bet range | 0.30 |
| Bonus buy | No |
| Wild symbol | Yes |
| Features | 243 Ways |
| Themes | Norse MythologyGods |
| Devices | Desktop and mobile browsers (HTML5) |
| App | Yes — how to install |
Free demo of ThunderStruck II
The free demo of ThunderStruck II is on this page: no deposit and no real-money wins.
The demo uses virtual credits: no deposit, no real-money wins.
Where to play for real money
18+ · T&Cs apply · Gamble responsibly · Offers for your country
Real-money play is only for adults and only at licensed online casinos where online gambling is legal for you.
How to play ThunderStruck II
Bet range: 0.30
- Match symbols on adjacent reels from the left to form wins.
- Land three or more Thor's Hammer scatters to enter the Great Hall of Spins.
- Each scatter trigger unlocks a different god's free spins round.
- Progress toward higher god rounds carries over between sessions.
Bonus features
Free spins
3 or more Thor's Hammer scatters open the Great Hall of Spins. Valkyrie gives 10 free spins from the first trigger, Loki 15 free spins from the 5th trigger, Odin 20 free spins from the 10th trigger, and Thor 25 free spins from the 15th trigger. Progress is saved between sessions.
Multipliers
Valkyrie free spins pay all wins at 5x. In Odin free spins, Wild Raven symbols apply 2x or 3x multipliers, or 6x when both appear. In Thor free spins, Rolling Reels raise the multiplier with each consecutive win, up to 5x.
Wildstorm
triggers randomly in the base game and turns up to 5 reels wild.
Valkyrie Free Spins
10 free spins with a 5x multiplier on all wins.
Loki Free Spins
15 free spins, with Wild Magic symbols on reel 3 turning other symbols wild.
Odin Free Spins
20 free spins, with Wild Raven symbols adding 2x or 3x multipliers (6x together).
Thor Free Spins
25 free spins with Rolling Reels, where each consecutive win raises the multiplier up to 5x.
The Great Hall of Spins tracks your scatter triggers across sessions, so each new entry advances you toward the next god's round. Thor's round uses Rolling Reels, where consecutive wins climb the multiplier, while Odin's Wild Ravens stack 2x or 3x values, reaching 6x when both appear.
RTP and volatility
| RTP version | Return per 100 staked |
|---|---|
| 96.65% | 96.65 |
Other versions of ThunderStruck II
| Game | RTP | Max win | Volatility | Year |
|---|---|---|---|---|
| Thunderstruck | 96.1% | Medium volatility | 2004 | |
| Thunderstruck Stormchaser |
ThunderStruck II app: download and install
The ThunderStruck II app for Android downloads with the button on this page.
- Tap the download button on this page to get the installation file.
- When Android asks, allow your browser to install apps from this source.
- Open the downloaded file from your notifications or downloads folder.
- Confirm the installation when prompted.
Frequently asked questions
What is the RTP of ThunderStruck II?
The default RTP of ThunderStruck II is 96.65%.
What is the max win in ThunderStruck II?
The max win in ThunderStruck II is 8,000x the bet.
How do free spins work in ThunderStruck II?
3 or more Thor's Hammer scatters open the Great Hall of Spins.
Can I play ThunderStruck II for free?
Yes. The free demo of ThunderStruck II is on this page: it uses virtual credits, with no deposit and no real-money wins.
How do I install the ThunderStruck II app?
The ThunderStruck II app for Android downloads with the button on this page. The installation steps are above on this page.
What does the Wildstorm feature do for the player?
Wildstorm randomly turns up to five reels wild during the base game, giving you a sudden chance at a large win without needing to trigger a bonus round.
18+. Gambling involves risk; play only where online casinos are legal for you.
Updated: Nov 1, 2026