Complete an episode in Chapter 5

Roll the same number on all the Gambler's Dice

Open the chest that includes the Ribbon in the Bevelle Underground

Pay off O'aka's debt

Complete the ability set for one dress

Change dresspheres on Yuna, Rikku, and Paine in one battle

Find all 26 Al Bhed Primers

Unlock all slot reels

Defeat Seymour Omnis

Buy every sphere at the Luca Theater

Obtain all Aeons

Obtain all Celestial Weapons