Jerry Koosman may not have the national glamour that Tom Seaver or Mike Piazza had, but he has a special spot in the hearts of Mets fans and helped bring the first World Series championship to the Mets. The organization will retire the No. 36 in 2020 and the honor is well deserved.
Mickey Callaway will switch his number to 26 with the Mets announcing the retirement of Jerry Koosman's #36. pic.twitter.com/NQh6P2sMag
Koosman was dominant during his 12 years with the Mets. He won 140 games, pitched to a 3.