The Mets are among teams scouting free-agent RHP Jose Arredondo, who is currently pitching for Bravos de Margarita in the Venezuela winter league.
Arredondo, 32, last pitched in the MLB four years ago.
He was 22-11 with a 3.27 ERA during 214 relief appearances for the Angels and Reds before needing multiple Tommy John surgeries.
He has since been pitching in the International League and Atlantic League.
In 220 innings during his big-league career, Arredondo struck out 212 batters.