Sala has an idea, "Could not Drindoleth arrange for some animals to guard these men for a period of 10 days or so and then let them loose? Otherwise, I see no option but to execute them."
Gilraen, "There must be a way, we cannot just kill them. Could each be charmed to march to Raj and turn themselves in?"
Reminder, two are priests of Morgoth. Redemption seems near impossible for such.