Bastardo will head back to the Pirates as the Mets acquired Jon Niese, Jon Morosi of MLB Network reports.

EDGE Analysis

Bastardo, who pitched for the Pirates in 2015, will head back and join the Pittsburgh bullpen. In 43.2 innings in 2016, Bastardo has struggled, compiling a 4.74 ERA. Last season with the Pirates, Bastardo was fantastic, posting a 2.98 ERA and .188 batting average against.