Actually, you have to complete certain tasks in order to unlock cheats. The list of the tasks is in the cheats menu
Hit Alt+F4 and type in the code.
Beat Master Rahm Kota (if you haven't already), go to the Rouge Shadow, go to Extras, then Cheat Codes then enter "Cortosis", "Vergence", "Lightsaber", "Countdooku", "Speeder", and "Katarn".
For the first game, you can only enter in a cheat code when you are in the Rogue Shadow. After you complete the level in which Starkiller battles Kota, you will then have access to the Rogue Shadow. Be aware that once you complete a certain level, the cheat codes will turn off automatically. So be sure to keep those codes handy
There is no cheat codes in Maplestory.
Use the costume cheat: Wii: Successfully complete the first mission. After gaining access to the Rogue Shadow, you have the ability enable cheat codes. When on board your ship between missions, select "Extras", then the "Enter Code" option. Enter GRANDMOFF to get access to all costumes.
You can't enter in cheat codes on Mafia Wars and plus there aren't cheat codes anymore.
"At the title screen select 'Extras' then 'Unleashed Codes'. Finally enter the codes with the keyboard." HRMXRKVEN is the code (source: Gamefaqs).
you can get cheat codes from cheatcc.com
by entering cheat codes
You can enter in cheat codes in the extras menu.
if can't enter cheat codes children's who use cheat codes they can play simply
I have Star Wars force unleashed for PS2 and you have to finish levels to unlock more costumes for Example my favorite is the sith robe. So that is how you get costumes. you can enter a cheat code and it is : grandmoff