if it takes three years before he can transfer again, how did he transfer to the person in the forest of death when he gave sasuke the cursed seal, to the girl, and to the new guy in a matter of a few months? plot hole!
if it takes three years before he can transfer again, how did he transfer to the person in the forest of death when he gave sasuke the cursed seal, to the girl, and to the new guy in a matter of a few months? plot hole!