Wild Worlds is a very action-packed game with plenty of fun and exciting bonus features. In the base game something called the Destroy Feature may benefit you on any losing spin, and this will remove all symbols except for scatter symbols and symbols of a certain color (chosen at random). A new round of symbols will then drop onto the reels, giving you a second chance to win.You can also land winning combos with Hero symbols, and this will change all similar symbols into wilds. This is the Hero Wilds feature, and you can benefit from it in the base game. Of course, the big wins in this game comes from the free spins feature which we will take a closer look at now.Wild Worlds free spinsTo trigger the free spins feature you'll need to land 3 scatters anywhere on the reels. You'll be rewarded with 8 free spins, and there are 3 different free spin levels on Wild Worlds. In addition, the Hero Wilds feature is active throughout the feature, and you can increase in levels by destroying monsters and bosses via Hero Attacks and Hero Special Attacks.