Yes, there is. For example, 8 year old chibis turning out to be uber powerful ex-Espada.OBJECTION!
There is no such thing as "too random to be any good"! Randomness is always a good thing. Besides, it sounds like he's becoming a cooler character as time goes on.
He's not to bad of a character.....yet, Kubo just can't figure out what the hell he wants to do with him.There is such a thing as too random, as any contact with a 12 year old Invader Zim fan will teach you.
He's becoming a worse character as time goes on, because Tite can't seem to have to stick to one concept. At the moment he's like a distorted lump of clay.