The story that began in GUN reloads for this PSP-exclusive saga. Like the original, Showdown is set in an expansive frontier world where the terrain is beautiful but the men you'll encounter can get downright ugly. Saddle up with only your six-chambered sidekick and embark on a tale of vigilante justice in the Old West. Work both sides of the law as you dispense harsh justice by any means necessary. You'll shoot, knife, dynamite, and even scalp your way through a free-roaming world where you'll meet ruthle...