Adui
So he split his origin to go take over another body so it wouldn't really be considered a clone. Also, this new body should have all of his abilities which includes making 2 clones... So how long does it take for his origin to heal and how many times can he perform such an action? In theory, over time his numbers should be able to explode if each of his entities are able to split their origin and send it off to take over the life force of one on the brink of death...