When you have completed the first mission go to 'Extras inside the Rogue Shadow and select the 'Cheat Codes' option. Then enter the following codes (without the quotes) to activate the corresponding effect in the game. Remember that the game cannot be saved when non-costume codes have been enabled.

Unlock ALL Force Powers:
Enter the code 'TYRANUS'.

Unlock ALL Force Powers at Maximum Level:
Enter the code 'KATARN'.

Unlock ALL Combos at Maximum Level:
Enter the code 'COUNTDOOKU'.

Unlock 1,000,000 Force points:
Enter the code 'SPEEDER'.

Unlock Amplified Lightsaber Damage:
Enter the code 'LIGHTSABER'.

Unlock Immunity to ALL Damage:
Enter the code 'CORTOSIS'.

Unlock Unlimited Force Power
Enter the code 'VERGENCE'.

Unlock ALL Costumes:
Enter the code 'GRANDMOFF'.

Unlock Aayla Secura Costume:
Enter the code 'AAYLA'.

Unlock Anakin Skywalker Costume:
Enter the code 'CHOSENONE'.

Unlock Ceremonial Jedi Robes Costume:
Enter the code 'DANTOOINE'.

Unlock Darth Desolous Costume:
Enter the code 'PAUAN'.

Unlock Darth Vader:
Enter the code 'SITHLORD'.

Unlock Darth Phobos Costume:
Enter the code 'HIDDENFEAR'.

Unlock Drexl Roosh Costume:
Enter the code 'DREXLROOSH'.

Unlock Emperor Palpatine Costume:
Enter the code 'PALPATINE'.

Unlock General Rahm Kota Costume:
Enter the code 'MANDALORE'.

Unlock Han Solo Costume:
Enter the code 'NERFHERDER'.

Unlock Kento’s Robe Costume:
Enter the code 'WOOKIE'.

Unlock Lando Calrissian Costume:
Enter the code 'SCOUNDREL'.

Unlock Luke Skywalker Costume:
Enter the code 'T16WOMPRAT'.

Unlock Mace Windu Costume:
Enter the code 'JEDIMASTER'.

Unlock Mara Jade Costume:
Enter the code 'MARAJADE'.

Unlock Heavy Trooper:
Enter the code 'SHOCKTROOP'.

Unlock Juno Eclipse:
Enter the code 'ECLIPSE'.

Unlock Maris Brood Costume:
Enter the code 'MARISBROOD'.

Unlock Classic Stormtrooper Costume
Enter the code 'TK421'.

Unlock Kleef:
Enter the code 'KLEEF'.

Unlock Asajj Ventress Costume:
Enter the code 'ACOLYTE'.

Unlock Chop'aa Notimo:
Enter the code 'NOTIMO'.

Unlock Navy Commando Costume:
Enter the code 'STORMTROOP'.

Unlock Obi Wan Kenobi Costume:
Enter the code 'BENKENOBI'.

Unlock PROXY Costume:
Enter the code 'HOLOGRAM'.

Unlock Shaak Ti Costume:
Enter the code 'TOGRUTA'.

Unlock Shadowtrooper Costume:
Enter the code 'INTHEDARK'.

Unlock Sith Robe Costume:
Enter the code 'HOLOCRON'.

Unlock Sith Stalker Armour Costume:
Enter the code 'KORRIBAN'.

Unlock Yavin Luke Costume:
Enter the code 'YELLOWJCKT'.