got the card it says can be used on pc,360 and ps3 and the code wasnt blocked out and it says you enter it in the game so basically they are not unique. So here is is
says when entering the coed do not use dashes or spaces
1 In the main menu,select the "extras" option. This will take you to the extras screen.
2 In the extras screen, select the "unlockables" option. This will take you to the unlockables screen.
3 when entering the coed do not use dashes or spaces
4 when you have successfully entered a valid code, new special outfits will be available at the PMC (Solano's Mansion)/ You obtain access to the PMC after you complete the first two missions in the game.
outfits not available for the ps2
Kain:History is irredeemable. Drop a stone into a rushing river the current simple courses around it and flows on as if the obstruction were never there.