Note: The file format (.rar) mentioned in your request suggests a compressed archive often associated with unofficial distributions; official DLC is typically installed directly through authorized storefronts like Steam or the PlayStation Store .

: Available on all platforms, including Nintendo Switch, PlayStation, Xbox, and PC. How to Equip the DLC

: A Santa Claus-themed costume, including a festive hat and jacket.

: The outfit is inspired by classic Sonic Adventure 2 promotional art and has been used in various SEGA holiday materials since then. Cost : Completely free for all owners of the base game.