Thunderstruck is one of the most popular online slots today - It's 5-reel, 9-payline, 45-coin animated slot machine game with Free Spins bonus feature. The Thor symbol is a Wild and substitutes any other symbol combinations, except the Scatter Horn symbol, and doubles your win! Hit 3 or more scattered Rams symbols to win 15 Free Spins, all wins are tripled during this feature round. When you hit a winning combo you get treated to the sound of a crack of lighting and Thor's eyes flash.
Bonus Gamble Game: A guess the colour or guess the suit bonus game is enabled if you have any win on any activated payline. If you guess the correct colour your winnings are doubled (x2) and if you guess the correct suit your winnings are quadrupled (x4). See complete review of the Thunderstruck slot here. Play this slot for FREE!