A few of them are a little more odd—making a Feruchemist heavier, or changing his age—but they offer little martial application.”

“Age?” Vin said, perking up. “You could make yourself younger?”

“Not really, Mistress,” Sazed said. “Remember, a Feruchemist must draw his powers from his own body. He could, for instance, spend a few weeks with his body aged to the point that it felt and looked ten years older than he really was. Then, he could withdraw that age to make himself seem ten years younger for an equal amount of time. However, in Feruchemy, there must be a balance.”