Missed the last 2 months of the 2017 season while recovering from August surgery to debride his right shoulder...in March 2016 hit .364 for Team Colombia in the qualifier for the March 2017 World Baseball Classic tournament... was on Team Colombia's roster for that March 2017 WBC...when he debuted in 2014 became the first Colombian-born player to appear in a game for the Mets and the 14th to appear for any Major League team...entering the 2018 season, the list of 20 players from Colombia who have appeared in a Major League game includes Reds IF Jolbert Cabrera, SS Orlando Cabrera, RHP Dayan Diaz and SS Edgar Renteria...in 2014 was an MiLB.com Mets Organization All-Star and the organization's Player of the Year...was a mid-season All-Star in 2013 (South Atlantic League) and 2014 (Florida State League)...in 2012 was the Topps Gulf Coast League Player of the Year.
Spent the season on Class AAA Louisville's roster and made 68 apps surrounding 2 stints on the disabled list with an impingement in his right shoulder (6/22-6/29, 7/21-remainder of the season)...on 8/1 had season-ending surgery to debride his right shoulder (Dr. Timothy Kremchek)...made his last appearance of the season on 7/19 vs Syracuse...pinch hit and then played second base...in June and July combined to hit .322, raising his season BA from .228 to .264...hit .296 with runners in scoring position.
Spent the season at Class AAA, where in 110 apps for Las Vegas and Louisville he combined to hit .274 with 24 doubles, 4 triples, 15 HR, 64 RBI and 7 stolen bases...on 8/1 was traded from NYM to the Reds, along with minor league LHP Max Wotell, in exchange for RF Jay Bruce...was assigned to Louisville, where he spent the rest of the season...in March hit .364 for Team Colombia in the qualifier for the March 2017 World Baseball Classic tournament.
Recalled from Las Vegas (AAA) of the Pacific Coast League on May 1...Optioned back to Vegas on June 30...Was Recalled on September 8... Was placed on the 15-Day Disabled List on May 16 (retroactive to May 15) with a fractured tip of his right middle finger...Played in three rehabilitation games with St. Lucie (A) of the Florida State League and two with Vegas before being reinstated on June 11...Was the youngest position player in the major leagues during his first call-up this season....Tied his career-high with three hits and drove in two runs with a double and home run on September 27 at Cincinnati....Registered a career-best 11-game on-base streak from May 6-June 15...Batted .316 (12-38) with two doubles, two home runs and four RBI... Also put together a four-game hitting streak from June 12-15, a career-best....Went 3-3 with three RBI on May 6 vs. Baltimore... His three hits tied a career-high and his three RBI also tied a career-high (also done September 1, 2014 at Miami)...Became the second Mets player age 21 or younger to go 3-3 (or better) in a game....Hit a home run and stole his first career base on June 14 vs. Atlanta...Had five home runs and 15 RBI through his first 32 career major league games, both the most by a Mets second baseman in team history after 32 games.
The Mets selected his contract from Binghamton (AA) of the Eastern League on August 29, and made his major league debut that night...Age was 20 years, 179 days at the time of his debut...Went 0-3 with an error...Became the youngest Mets player to debut since Ruben Tejada (20 years, 162 days) and Jenrry Mejia (20 years, 178 days) on April 7, 2010...Finished the year as the youngest player on an MLB roster...Left the game on September 20 with a right quad strain and did not play for the remainder of the season...Began the year with St. Lucie (A) of the Florida State League...Also played with Binghamton (AA) of the Eastern League after being promoted on June 19....Was also the youngest player in the Eastern League...Became the first Mets position player to begin the season on a Single-A roster in a non-rehabilitation assignment and appear in the major leagues later that same season...Prior to Herrera, pitchers Mike Pelfrey and Alay Soler were the last to make the jump, doing it in 2006...Lefthander Dario Alvarez also did it later in the season...Became the 14th native of Colombia to appear in the majors and first for the Mets...Named the Sterling Organizational Player of the Year...Hit .323 (169-524) with 98 runs scored, 33 doubles, 13 home runs, 71 RBI, 23 stolen bases and a .379 on-base percentage in 128 games combined between Binghamton (AA) and St. Lucie (A)...Named a FSL All-Star...Led off for the South squad and went 0-3 with two walks and an RBI in the North's 6-4 win on June 14 at Bradenton...Collected his first major league hit on August 30 vs. Philadelphia...Singled against Jerome Williams. Hit a home run (off Henderson Alvarez), a triple and drove in a season-best three on September 1 at Miami...Became the youngest player to hit a home run (20 years,182 days) for the Mets since Jose Reyes on August 28, 2003 (20 years, 78 days)...Was the fifth-youngest player overall to hit a home run for the Mets...Also became the youngest player in team history to hit both a home run and a triple in the same game...He was 15 days younger than Ed Kranepool on May 24, 1965, who homered and tripled against Jim Bunning...Finished with a season-best three hits on September 5 at Cincinnati...The team went 11-6 (.647) in his starts, all of which came at second base...All three of his home runs came on the road, where he hit .323 (10-31).
Hit .310 (27-87) vs. lefthanded pitching with the Pirates' West Virginia (A) farm team of the South Atlantic League...Batted .313 (31-99) in 25 games in May...After coming over from the Pirates on August 27, he played in seven games for the Mets Savannah (A) farm club of the SAL.
Hit a combined .286 (65-227) in 65 games with the GCL Pirates (R) of the Gulf Coast League and State College of the New York-Penn League.