The 25 years old right handed starting pitcher is set to make is Major League debut on Thursday night for the Arizona Diamondbacks. The D-Backs will start a 4 game series against the San Diego Padres. Drey Jameson welcome to the big leagues. You can't forget about Drey.@JamesonDrey is set to make his @MLB debut … Continue reading Drey Jameson Welcome to the Big Leagues