He gave them the honest situation, though he didn't mention the temporal tampering he planned to preform if things went badly. Only stressing that there would be no lingering, significant side effects.<br/><br/>Before they started the procedure, he pulled the mithiral golem woman aside, and admitted that they still couldn't get the implant working for her. Mostly because, as a construct, none of the improvements affected her. He also asked for her personal attentions once he finished putting the implants in the others, as they would be unconscious for a couple days or so, ensuring everything initially merged properly.