>>527285951
He knew killing kagataschi wasn't enough, thats quite literally the entire ending of TDE.
"Now the true final battle begins"
Thats what the entire labrinth of amala was about
Crafting not just a demon but a spirit of death that could kill something greater (pun intended) than just a godly avatar like kagatuchi or yhvh, which is easily killed in all but one of the routes even when hes not a spirit of death