Includes:
-Terios Skin
-Extra BGM Pack
-Skill Points (Sonic Generations)
*If you own the Extra Content Pack, which is included in the Digital Deluxe Edition and Digital Deluxe Upgrade, please install the Extra Content Pack before starting a new game.
Please note that parts of the Extra Content Pack may not be validated if installed after a new save has been started.

More details on the official game page of SONIC X SHADOW GENERATIONS Digital Deluxe Edition Content Pack ...