Parker Messick can finally say that he’s a big-league pitcher! The 24-year-old made his Cleveland Guardians and MLB debut on Wednesday afternoon against the Arizona Diamondbacks.

The D-backs struggled to put much together against Guardians' left-hander Parker Messick — making his MLB debut on Wednesday.

Pfaadt would settle in after that, throwing seven innings and striking out five. The Diamondbacks got one in the first off Parker Messick, who was making his big league debut, on a bloop run-scoring ...

CLEVELAND, Ohio (WOIO) - Guardians rookie Parker Messick went 6.2 innings in his MLB debut Wednesday, allowing just 1 run to ...

Diamondbacks pinch hitter Adrian Del Castillo flared a walk-off single to beat the Cleveland Guardians in 10 innings on Wednesday.

Diamondbacks starter Brandon Pfaadt gave up four runs in six innings in a loss to the Rockies last week at Coors Field. He looks to rebound at home.