Cascading Wins Multiplier - The win multiplier on the top of the game screen increases with each new explosion in a game round. Explode 3 or more of a matching symbol combination to cause symbols from above to fall into place and increase the multiplier.Wild Symbol - The DYNAMITE symbol is wild and substitutes for all symbols including the TNT BARREL free spins symbol! DYNAMITE symbols can occur on reels II, III, and IV.Free Spins Bonus - Get 3 TNT BARREL symbols on any active payline to trigger the Free Spins Mode! Additional free spins can be awarded while free spins mode is activated! During Free Spins mode earn 3x on all winnings, with cascading combinations potentially earning up to a 15x Multiplier!Double Up - After any non-free spins mode win, you can choose to press the Double Up button to enter the Double Up screen.