- World Map

- Levelling up

- Less nauseating characters

- Better voice actors(Yuna in particular)

- Actually giving Lulu something to do in the latter part of the game

- Make Kimahri a character, rather than just someone there to make up the numbers

- Make Seymour less clichéd, predictable, lame etc etc.

- Blitzball becoming a *3D* sports game rather than a 2D RPG

- Improving Dialogue, eg getting rid of Yuna's "Yes" and "Okay" obsession, and making people actually calling Tidus, Tidus. Not to forget pronouncing "Chocobo" as "Chock-ub-oe" rather than "Choe-coe-boe"

- Moogles.

- Make about two-thirds of the songs less irritating.