This GBA game is based off the Disney film of the same title.

IT'S HERO TIME!  It's up to you to save the Lil' Patch of Heaven farm from Alameda Slim and his gang of jail breakin' bandits!  Saddle up as Karate-Kickin' Buck or that cranky billy goat Jeb and track down these wild outlaws before it's too late.  Live the adventure - play as Buck or Jeb.  Wow'em with 5 Karate-Kickin' moves.  Confront the 3 Willies, Rico and Alameda Slim in an action-packed showdown!