Baseball Prospectus Mets Top 10: 1 Francisco Álvarez, C 2 Brett Baty, 3B/OF 3 Ronny Mauricio, SS 4 Mark Vientos, 3B/OF 5 Matt Allan, RHP 6 J.T. Ginn, RHP 7 Khalil Lee, OF 8 Alex Ramirez, OF 9 Calvin Ziegler, RHP 10 Hayden Senger, C Senger hit well for the first half of the season , then tapered off. For a young catcher, it is tough to determine whether it was from his workload or if the pitchers found out his weakness. Later