He is the highest-ranked Dodgers prospect at his position as determined by MLB Pipeline, and his name isn't Walker Buehler or Alex Verdugo. If you aren't familiar with catcher Keibert Ruiz, the Dodgers believe you will be fairly soon. Ruiz is the No. 3 ranked catching prospect by MLB Pipeline, and with veteran Yasmani Grandal eligible for free agency after the 2018 season, Ruiz could be a Dodger sooner rather than later to join Austin Barnes -- although 2019 is probably the best-case scenario for the backstop's big league arrival.