Pause the game, go to Options then to Cheat Codes and input the following code(s).

Effect	Code
'Sabre Throw' move unlocked	TRAYA
Dark Apprentice costume	Ventress
Force Repulse	Marek
Play As Bobba Fett	MANDALORE
unlock neimodian outfit	GUNRAY
Unlock Stormtrooper Costume	TK421
Unlock Terror Trooper costume	SHADOW
Unlock White Lightsaber Crystal "Wisdom"	SOLARI
Unlocks Experimental Jedi Armor costume	NOMI
Unlocks General Kota costume	rahm
Unlocks Healing (Dark Green) lightsaber crystal	LIBO
Unlocks Jump Trooper costume	AJP400
Unlocks Rebel Commando costume	SPECFORCE
unlocks Rebel Trooper costume	rebelscum
Unlocks Saber Guard costume	MORGUKAI
Unlocks Scout Trooper costume	HARPER
Unlocks Sith Training Droid costume	HOLODROID
Unlocks the Sith Acolyte Costume	HAAZEN