>>713565830
they didnt let him live, they were being cautious and to their knowledge they couldnt kill him for good, sure they probably could have killed all the present umbral hands, broke all his shit, and deleted the ido front, but being cautious is how you survive. Their goal wasnt to kill boaner but to get through to the 6th layer, even if all three of them thought bondrewd should die and they succeeded twice but he's still there.