In 2013, he batted .285/.351/.413 with eight home runs, 63 RBI and 33 doubles in 122 games for Myrtle Beach, earning a selection to play in the Arizona Fall League.

In 2013, he was a Texas League Mid- and Post-Season All-Star, a MiLB.com Organization All-Star, an AFL Rising Star, and the Rising Stars MVP after hitting .289/.357/.474 with 21 home runs and 91 RBI for the Frisco RoughRiders during the regular season and .230/.266/.393 in 17 games for the Surprise Saguaros during the AFL campaign.

He was promoted to the major leagues for the first time on April 10, 2016, after catcher Robinson Chirinos was placed on the disabled list.

He picked up his first two career hits in four at bats and also threw out Nori Aoki at second base in the first inning in a 7-3 win.

[5] On July 26, 2017, Nicholas pitched for the Texas Rangers in the ninth inning of a game against the Miami Marlins.