Western Frontier is a slot game produced by Microgaming that takes up the theme of the colonization of the Far West and the protagonists are the Indians and the American cowboy, as easily identified by the scenery of the game and the symbols that run on the 5 reels. The slot machine Western Frontier offers up to 15 betting lines and presents Wild symbols, Scatters and a Free Spins mode. The symbol of the black horse is the Wild in this game, which has the duty of acting as a wildcard by substituting other symbols, except for the Scatter, in achieving the best possible combination on the active lines. The wild also doubles the winnings obtained wits its help during the Indian Feature. The horseshoe is the Scatter symbol of the game. This symbol completes winning combinations when it appears in greater numbers anywhere on the reels, and also activates the Free Spins mode when it appears in more than two. The Free Spins mode is divided into two, the Indian and the Cowboy Bonus Games. The first consists of 8 Free Spins, where the black horse multiplies payouts by two. The number of black horses that appear on the reels during this mode will determine the number of free games as well as the multiplier that applies to the winnings. In the Cowboy mode, which will begin as soon as the free spins mode from the Indian game is over, awards a prize based on the number of wild symbols that appeared. During the Cowboy Feature, players can win additional free spins by getting three scatter symbols. The symbols nicely show the theme and these include a war icon made out of an axe and a gun on a wheel, a covered carriage, Indian tents and a burning campfire. Six card symbols complete the list as the action takes place with an image of the desert in the background.