Inuyasha
True Heir
S7 E15:
Sesshomaru steals Tetsusaiga's power with Tenseiga, empowered by Kanna's memento, a fragment of the Mirror Demon. Inuyasha turns into his demon form and tries to attack, but Sesshomaru fires his Meido Zangetsuha. Will Inuyasha, the alleged heir to Tetsusaiga, be cast off to the Underworld?