His career, once promising during his first two seasons, has since been derailed by several injuries and ineffectiveness, including Tommy John surgery, thoracic outlet syndrome and a stress fracture in the scapula.After a 2013 magazine cover compared him to Batman, Harvey and his fans have embraced "The Dark Knight" as his nickname.Harvey finished this past season 9–5 with a 2.27 ERA in 26 starts with 191 strikeouts in 178 1/3 innings.It was later announced that Harvey had finished tied for 4th in the Cy Young Award, losing to Los Angeles Dodgers pitcher Clayton Kershaw.Harvey left the game after nine innings, having surrendered only the one hit, as the Mets won in 10 innings.As the mid-season All-Star break approached, team management talked about limiting Harvey's innings to ensure his pitching health.He threw 20 times at a distance of 60 feet at the Mets spring training site Port St.
After watching Harvey's first two starts of the 2013 season, during which he struck out 19 in 14 innings, former Mets manager Bobby Valentine said Harvey had the potential to be "the best Met pitcher to ever wear the uniform." His April performance garnered him Pitcher of the Month honors after he posted a 1.56 ERA with 46 strikeouts in 40.1 innings. Dwight Gooden gave him the nickname The Real Deal after he saw him pitch live.
After being drafted in the third round of the 2007 MLB draft by the Los Angeles Angels, he was drafted again in the 2010 MLB draft by the Mets as the seventh overall pick.
In his major league debut on July 26, 2012, against the Arizona Diamondbacks, Harvey set a new club record with 11 strikeouts while earning his first career victory.
Despite more opportunities to pitch, Mets management ended his season due to an innings-pitched limit.
He finished his inaugural season with a 3–5 record, a 2.73 ERA over 10 starts in which he pitched Harvey continued to garner accolades for his arm strength and control in 2013.