User blog comment:Thailog/Ep. 126 "Auld Acquaintance" discussion/@comment-4454131-20120421202356

I don't get why they chopped off half of the real roy's arm. They don't seem to need to do that to clone people so what were they trying to accomplish? At least they didn't kill him like they were planning to with Robin, Aqualad and Kid flash if they succesfully cloned them.