The Showdown Saloon slot from Microgaming is played with a base bet of 20 coins for 15 lines. Play Showdown Saloon where each base and Free Spin reel has a stack of Mystery Symbols. A single game symbol will replace the stack of Mystery Symbols on each reel. For each regular spin, Mystery Symbol replacements are defined per reel by a randomly selected pattern. All replacement patterns have the same symbol replacing Mystery Symbols on reels 1 and 2. Replacement patterns may have a different symbol replacing the Mystery Symbols on reels 3, 4, or 5. Free Spin symbols can replace Mystery Symbols in the base game. On each free spin, the same symbol replaces mystery symbols on all reels.