Obtain the Master Summon Materia

Defeat the Emerald Weapon

Learn Highwind—Cid's last Limit Break

Learn Cosmo Memory—Red XIII's last Limit Break

Learn Slots—Cait Sith's last Limit Break

Learn Omnislash—Cloud's last Limit Break

Score 10,050 points or more in G-Bike at the Gold Saucer

Raise a Materia to Lv. 5

Obtain the Bahamut Materia

Go on a date with Barret in the Gold Saucer

Have Vincent join your party

Win the Chocobo Racing mini-game

Have your whole party fall in battle