Prince of Persia: Cheat Codes (Costumes)

From the main menu go to the “Additional” (“Extras”) menu,

Prince of Persia: Cheat Codes (Costumes) Free Download

select the item “Skin Managers”,
after which you enter one of the following cheat codes:
525858542 – open classic pin and pinch skin
13372805 – skin from the game Assassin’s Creed