His first four-hit game as a big-leaguer — his first multi-hit game in the majors — arrived Sunday afternoon against the White Sox. Caglianone joined Bo Jackson as the only players in franchise history to enjoy a four-hit day within his first six games. Jackson, who had four hits in his fifth game, did so on Sept. 11, 1986.

Kansas City Royals phenom Jac Caglianone combines incredible power at the plate with a risky approach, so what's his MLB ceiling?

Caglianone, 22, made his MLB debut Tuesday night in St. Louis. He went hitless in five plate appearances and dealt with a few unlucky breaks along the way.