An X-Factor player can make or break an MLB team's season, from a dominant closer like Kimbrel to young talents like Franco and Kiner-Falefa. The New York Yankees' starting rotation health is crucial, as they rely on Stroman, Rodón, and Cortes. The Toronto Blue Jays' third base spot is up for grabs, with uncertainties surrounding Kiner-Falefa, Turner, Escobar, and Espinal.