Should those who fell in 012 be non-playable damsels in distress, or should they be unlockable?

Oh, and add Rydia, Lenne, Celes, Vincent, Quistis, Beatrix, Auron, Penelo, Snow, and Serah to that list too for heroes. For villains, add Zemus and Seymour.

And it should be for both Vita and 3DS.