Upon starting a new game, the game will offer to check your memory cards for cleared save data from Xenosaga Episode I: Der Wille zur Macht. Having said data from Episode I will do three things:
• The levels your characters were at during the post-game of Episode I will determine a set amount of Skill Points you will start with in Episode II. This specific carryover feature does not appear in Xenosaga Episode III: Also sprach Zarathustra.
• Unlocks swimsuit costumes for Ziggy and KOS-MOS
• Unlocks the Geriatric Swimsuit costume for the Professor as a purely cosmetic change