Please register for Total War Access to use the forums. If you're an existing user, your forum details will be merged with Total War Access if you register with the same email or username. For more information please read our FAQ’s here.
I think it would be necessary to remove the purely horde system of Nakai and the possibility of respawning in the colonies of his vassal. So it would avoid seeing Nakai disappear quickly in the campaign for the AI, and for the player.