Originally Posted by
Ouch! ^ If you didn't see the addition of Nobodies coming long before even Chain of Memories came out (Another Side, Another Story had many hints to their existence), I don't really know what to tell you. Nobodies make a whole lot more sense than just about anything else Kingdom Hearts 2 added. That said, Xehanort's back story is not especially difficult to follow either, so I'm not quite sure what to say.
Regardless of whatever in-game logic justifies Heartless spin-offs, more Keyblade masters, and multiple identities, they bring me nothing but pain. Like Inuyasha.