I remember saying I'd link something in the thread but now I don't remember what. Guess I have to listen to it and see and edit my post when I'm done. XD
EDIT: Ah. It was Luca's change between FFIV and After Years.
Well, Luca is the little dwarf girl from the original game, in the red dress. This is what her sprite looks like in the original game:
In other words, fairly similar to the other dwarves. However, in After Years, she undergoes a MAJOR change, and looks like THIS:
I don't even know how that's possible.