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Thunderstruck video slot

Thunderstruck slot by QuickfireThunderstruck video slot has become the most favorited slot among the fans of Microgaming products. Despite the considerable length of the cycle, Thunderstruck slot machine impresses not only with free games multiplying by three but the high dispersion of wins, thanks to the opportunity to double all winnings with the symbol Wild. Percentage of wins put up by developers is at around 96.1%, and the maximum amount that a player can win per one spin is 90,000 coins. On this page, you can play this slot machine for free without registration.


Thunderstruck slot machine is an excellent video slot that was wonderfully tested in free mode. Keep in mind that the refund cycle is much slower than usual. Play Thunderstruck with the balance of 200 bets or more. By reducing the size of the total bet after the big game, you can speed up the refund.

How to win?

Description of Thunderstruck slot machine

Thunderstruck video slot takes us to the past. The god Thor acts as a Wild symbol and free games are triggered using gold rams. This Wild symbol doubles all wins involved, and during bonus free spins, all winnings are multiplied by three. Thus, any combination of the bonus during the rotation with wild symbols will be increased by 6 times. The slot is implemented with doubling function. Moreover, the player will have the option to guess whether it is red/black and double the winnings, or guess the suit of the next card and quadruple the winnings.


  • Free SpinsNumber of reels - 5.
  • Number of possible active lines - 1-9.
  • Number of coins for each of the lines - from 1 to 5.
  • Cost of one coin - from $ 0.01 to $ 1.
  • The minimum bet in Thunderstruck slot machine is $ 0.01.
  • The maximum amount of bets -$ 45.
  • Maximum winning - 90,000 coins (if all play field is fills by wild symbol).
  • Wild symbol - yes (Thor. All combinations with Wild symbol are doubled).
  • Scatter symbol -yes (Golden ram). Two Scatters pay the gambler double of the bet. Three symbols trigger 15 free spins with winnings multiplied by three.
  • Free spins - yes (3 symbols of Golden Ram start 15 free spins with multiplication of winnings by 3).
  • Bonus games - no.
  • Stated interest payments in Thunderstruck slot machine is 96.1%.


  • PaytableFive tens and nines will pay 100 on the active line.
  • Five kings and aces will pay a player 125 coins per line.
  • Five horns and lightning symbols pay 250 coins.
  • With the five blue fortress characters, the player will receive a payment of 400 coins per line.
  • Senior symbols are the hammer of Thor and the hand holding the sword. For five of these symbols payout is 750 coins per line.
  • Wild symbols not only double winnings but replace all symbols (except the Scatter). For five Wild symbols located in an active pay-line, the gambler will get a 10,000 coins.

Free spins:

Free SpinsTo start 15 free games, the gambler must catch the three (or more) Scatter symbols in any area of the playing field. During the free spins on the Thunderstruck slot machine, all winnings are tripled. In addition, Scatter symbols pay the player in its general rate:

  • For two rams player will receive two common bets.
  • For three - 5 coins and 15 free games.
  • For four - 20 free games.
  • For five - 500 total coins and 15 free games.

Free games can be won during the additional bonus games. At the same time, you will benefit from Scatter morning.

Doubling the Payoff Function:

The Thunderstruck slot machine has a function to double the current win. The player has two opportunities to increase the winnings:

  • The player must guess the color of the next card suit. The chances of doubling are 50/50. The prize is doubled.
  • The player must guess what color (specifically) will be the next card. The chances of doubling are 75/25. The win is multiplied by four.
  • The player displays the previous seven suit cards. Based on this information the player is invited to make a choice.
  • Limitations on the number of doubling are not specified.

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