What the hell is zetsu??

[Keita]

>.> symbiotic relationship with the plant i think....and one of the personalities is the plants...

[SilverKunai]

....If there's a bloodline that lets you see chakra colors, you have bloodlines that can merg with plants.

[MangaAddict]

Maybe he used to merge with plants all the time and just got stuck one day...

[Keita]

or maybe thats his favorite so he keeps it all the time >.>

[SilverKunai]

.....I suppose And then he ate his whole village that could merg with plants.

[Blaze]

or maybe he's just a plant-otaku that like to cosplay =.=????

[MangaAddict]

Or maybe hes an old oro experiment...

[Keita]

nuu >.> hed never be an oro experiment >.>

[MangaAddict]

Why wouldnt he be an oro experiment?

[Manga-Otaku]

Evil........Well I don't have a clue how he got mutated but I'm believing Sk's theory about the parents.....