Their characters should be unique.
They should base their characters on successful/popular characters of PS:

Guys:

FFVII: Cloud, Vincent

FFVIII: Squall, Laguna

FFXI:

FFX: Auron

FFXII: Vaan, Balthier


Girls:

FFVII: Tifa, Aeris

FFVIII: Quistis

FFXI:

FFX: Lulu, Rikku

FFXII: Ashes

Vilains: Vilains with a back story and purposed to be a vilain.


FFVII: Rufus, Shinra Soldier, Turks. A good ending since they moslty came good.

FFVIII: Seifer, Edea. At least they have a story and developpement, unlike no reason Ultimecia has to attachieve her goals.

FFXI:

FFX: Jecht, he has a background story.

FFXII: Vayne if he stays good. Anyone got the reason why he was evil?

I know you people are going to flame me and whatever.
At least I got something Interesting to say.
I couldn't care what you'll say negative...