True, it is the simplest solution although I'd also give Cletus-Carnage mad OP regeneration abilities (a la Majin Buu from Dragon Ball), or maybe an...
"They can be a great people Kal-El, they wish to be. They only lack the light to show the way. For this reason above all, their capacity for good, I have sent them you. My only son." - Jor-El