How to change costume on xbox360 (Code not working) (Batman: Arkham City)

Nazikplay Games
If you mean the suit be worn only on + the difficulty level to suit you.

jokermayers19
It would be correct to wear, to wear you just did Batman, by donning a costume accordingly

jokermayers19
I go to + and nothing just the standard suit

Skellet228
1 time I heard.

I started a new game + it's still not working