Without quite knowing what polishing could mean, Tony could only join with a lopsided smile and uncertain laugh of his own, brow knit inquisitively. "You can already throw me around and--see the past, I think you're doing pretty good," he said, not to mention the light-sword thing which Tony acknowledged belatedly with a small jump of his shoulders and waving around of his wrench more like a magic wand. He had know idea what the top of Cal's game looked like, just that that kind of thing would likely make him at least an alpha-level mutant on Earth. If it was a mutation, anyway. Merrin was making it sound like this Force-control was a talent that could be learned, which made the baby-claiming and clone-making much more...well. Tony frowned, clutching the tool in his fist against his chest.