Boston Red Sox

Red Sox chief baseball officer Craig Breslow said during the Winter Meetings that Marcelo Mayer underwent a follow-up exam last week. (Source: Gabrielle Starr on Twitter)

Fantasy Impact: Per Breslow, everything went "really well" in the follow-up for Mayer. He continues to work his way back from undergoing wrist surgery back in August. He is expected to open next season as the starting third baseman for the Red Sox if they don't bring back Alex Bregman.

The New York Mets have claimed RHP Cooper Criswell off waivers from the Boston Red Sox (Source: Jorge Castillo on Twitter)

Fantasy Impact: Criswell has found a new home with the New York Mets, who claimed him off waivers after he was designated for assignment by Boston on Thursday. The move followed a five-player trade involving the Pittsburgh Pirates. Last season, Criswell made seven appearances for Boston, posting a 3.57 ERA and 1.57 WHIP.