I have quite a list, but these stand out:
FFIV: Cecil becoming a Paladin
FFVI: The introduction; it completely sets the tone of the game. Brilliant!
FFVI: Opera scene
FFVII: When the plate crashes on Sector 7
FFVII: Exiting Midgar to find this massive world to explore
FFVII: When RedXIII discovers the truth about his father
FFVII: Defending Midgar from Weapon
FFVIII: Entering Esthar
FFIX: Bahamut attacking Alexandria
FFIX: Zidane discovering his past
FFX: Finally reaching Zanarkand and discovering the truth








