The Tokijin is Sesshomaru's sword and it is very powerfl cause it was made by Kaijinbo a eval sword smith that speshelizis in fordging eval sword,Kaijinbo used the fangs of Goshinki which bit Tetsusaiga in half. Goshinki is the 3rd demoned of Naraku. the swod was to powerfl for Kaijinbo so he got poessesed by it and died from the overload of demonic power. When Sesshomaru picked up Tokijin Sesshomaru's demonic arae over powered Tokijin.
Submitted by artsy fartsy