Kakuzu is very antisocial in nature. He cares nothing about people, except that he can take their hearts to extend his own lifespan and money they may be worth as a bounty. He has also killed numerous partners in the आकात्सुकि until he was partnered with Hidan, whom is immortal. Even then Kakuzu swears that he will find a way kill Hidan one day. Though Kakuzu appears to not have always been this way. He was once a powerful ninja from Takiagakure. After he had failed his mission to kill the first Hokage, his village shunned him and he responded द्वारा killing the village elders and taking their hearts....

Deidara’s obsession for his art is perhaps his most notable personality trait. He seems to view each and every bomb he creates as a piece of art and a significant accomplishment in its own right. He left his घर village of Iwagakure, because they disapproved of the techniques he developed. He hated Itachi for defeating his art, and even developed C4 clay and trained his left eye to counter genjutsu for the purpose of defeating Itachi someday. Deidara even once exclaimed to Sasuke in their fight that Sasuke had no respect for his art and that it made Deidara want to kill him. He even seems...