Star Wars: Apprentice of the Force Cheats for Gameboy Advance
Successfully complete the game to unlock the level selection option which includes a Bonus level.
You know how Luke starts with a gun well you could make him have a lightsaber. To do this you need to have a file that can replay the first level against Darth Vader. Beat it then make a different file on another space. Hope you will like it. P.S. It doesn't always work so keep trying.