sasori origanated in the country called Suna where also Gaara lived and became the 5th Kasekage... he became a member of Akatsuki with the brother of Sasuke, Uchiha Itachi, and his Akatsuki Partner named deidara.. he became a villain because of longing for the loved of his died parents killed by White Fang the fatherof Hatake kakashi.. he killed the third kasekage of suna and made it into a puppet so he can use it as a weapon.. he use this Puppet with the battle with Sakura and his old granmother Chiyo.. He also made his body into a puppet. thats why he is a immortal.. but still, Chiyo-basama defeated and killed him even he was er grandson
