Rival Gaming will take you for a trip into the mining industry through its Diggin’ Deep online slot machine. The 5-reel and 20-payline slot comes with some interesting bonus rounds, through which, you will be able to secure some attractive prizes. Apart from this, there will be free spins and multiplier as well.
Three or more cogwheel scatter symbols will trigger up to 20 free spins along with 3x multiplier, while three or more gold bar symbols anywhere on the screen will activate the bonus round. During the bonus game, you will have to dig down through the earth and stop on finding a treasure. Likewise, three or more crate symbols will trigger the Pick a Crate feature, where you will have to pick a crate out of three to win a prize. The green gremlin is the highest valued symbol that can provide you up to 1000 in this online casino slot.