Does the Judicator Respawn?

Unlike the other Judicators, this one does not respawn, but can be revived at the Purging Monument to allow players to challenge a Spear of the Church again.

What happens if you revive judicator Argo?

If the player has defeated Argo and his champion, then they can resurrect him for a number of souls at the Purging Monument. This will allow them to rejoin the covenant and continue to level up its ranks, although reentering the church will make him hostile again.

How do you kill the judicator?

Run up to him, hit him a few times. Dodge if he summons Ledo or wizards, hide behind the statue if he summons archers. Range: Position behind the gravestones near the one preacher in the corner. Use feather arrows, wait until he is close and just kill him with arrows.