The New York Mets made a decisive, high-stakes move Wednesday, acquiring veteran reliever Tyler Rogers from the San Francisco Giants in exchange for right-hander José Buttó, top outfield prospect Drew Gilbert, and promising pitching prospect Blade Tidwell.

Perched in first place with a mostly healthy roster and one of their most dynamic offensive cores in decades, the Mets entered late July sensing another fine runway for a deep postseason run. They then became one of the Trade Deadline’s more active teams,