2 Peter 2:1
But false prophets arose among the people, just as there will also be false teachers among you, who will secretly introduce destructive heresies, even denying the master who bought them, bringing swift destruction upon themselves.
He’s not helping himself in the end...he might get all the riches he can in this life but he’s not pulling the wool over God’s eyes. Unfortunately, God doesn’t say that there won’t be people like him around.