Chase Dollander, Colorado’s top prospect who is expected to anchor the rotation for years to come, will make his MLB debut on Sunday at Coors Field against the Athletics.

Chase Dollander, who was a first-round pick in 2023, is getting the call to the show. He made one start this year at Triple-A Albuquerque.

The Colorado Rockies are calling up one of the best pitching prospects in baseball -- and one of the best in their history. Right-hander Chase Dollander will be summoned to make his MLB debut this Sunday against the (Sacramento) Athletics at Coors Field,

The Colorado Rockies lost to the Athletics in their home opener at Coors Field. It was the second coldest home opener in Rockies history.

Despite frigid temperatures, fans celebrated the Colorado Rockies 2025 season home opening game against the Athletics on Friday, April 4, 2025, at Coors Field in Denver.

Jacob Wilson hit a go-ahead, two-run single in the 11th inning for his third RBI, and the Athletics beat the Colorado Rockies 6-3 in a snowy home opener at Coors Field.