Arizona Diamondbacks No. 3 prospect and outfielder Slade Caldwell has been in the midst of a tough season thus far with the High-A Hillsboro Hops . His numbers have been rough, and he had yet to homer at the High-A level.

All of that began to shift Friday night, in one unbelievable performance.

Diamondbacks prospect Slade Caldwell has insane game

Jul 12, 2025; Atlanta, GA, USA; National League outfielder Slade Caldwell (5) of the Arizona Diamondbacks makes a save during the seventh inning against American League at Truist Park. Mandatory Credit: Brett Davis-Imagn Images | Brett Davis-Imagn Images

Caldwell, who was Arizona's first-round selection in the 2024 MLB Draft, was hitting just .194 heading into Thursday night's game, and slugging a mere .252.

He had been struggling at the plate, both in terms of simply finding base hits, and with regard to his lack of power output.…