Tempered Steel is a 5 x 3, 20 line game with high volatility and has a Free Spins bonus as well as 3 base game reel bonuses.
The Free Spins bonus features unlimited free spins and stacked climbing wilds that can allow for huge wins!.
The game also has 3 reel bonuses that give the player chances to initiate big wins and the free spins bonus!.