Sandstorm is simply not magical like other people. Yet underestimating him will be your last mistake. His stealth and geological capabilities are incredibly high, it's as if his skill itself is magical.
sandstorm can see in the dark and over long distances, allowing him to aim a shot with incredible accuracy.
sandstorm also might even embody earth too, being reliable and strong. Even if he is not as physically magical as everyone else, he might be more magical in spirit than everyone else.
sandstorm was assigned the Earth latent element.