The New York Mets acquired catcher Mike Nickeas from the Texas Rangers in exchange for Victor Diaz on August 30, 2006. After spending five seasons in the minors Nickeas finally made his Major League debut on September 4, 2010 against the Chicago Cubs. As the starting catcher he went 0-2 at the plate. He would appear in five games for the Mets down the stretch and batted .200 (2 for 10). Both of his hits came in the same game on September 29 against the Milwaukee Brewers.
Nickeas started the 2011 season with the Mets, appearing in 8 games before being demoted to the minors at the end of April. At the time he was hitting .250 with 1 home run and 3 RBIs. His first home run came on April 21 in a 9-1 win over the Houston Astros. Nickeas returned to the Mets at the end of the season. He appeared in another 13 games and finished with a .189 average (10 for 53).
He spent the majority of the 2012 season with the Mets appearing in 47 games and batted .174 with 1 home run and 13 RBIs. His 1 home run was a grand slam in the Mets 9-0 win over the San Diego Padres on May 26.
Following the season Nickeas was traded to the Toronto Blue Jays along with R.A Dickey and Josh Thole in exchange for John Buck, Travis d’Arnaud, Noah Syndegaard and Wullmer Becerra.
In 73 total games over 3 seasons with the Mets Nickeas hit .180 with 2 home runs and 19 RBIs.
While with the Mets Nickeas wore number 13 in 2010 and 2011 and number 4 in 2012.
Mike Nickeas also played for the Toronto Blue Jays in 2013.