Mets to Call Up top Infield Prospect Mark Vientos The Mets are trying not to crumble again. In hopes of not repeating as a disappointment and winning the division, the team will be calling up top prospect Mark Vientos. Vientos, 22, is the Mets 7 ranked prospect according to MLB Pipeline. Jon Heyman of New … Continue reading Mets to Call Up top Infield Prospect Mark Vientos