Kaijinbō

Kaijinbo was an apprentice to Toutousai. However after seeing that Kaijinbo was creating evil swords, Toutousai expelled him. Sesshoumaru enlisted Kaijinbo's services in order to create his sword, Raikejin. Kaijinbo attempts to use Raikejin, but the sword's evil power overtakes him and he dies in battle with Inuyasha.