And it seems like one rookie in the starting rotation is starting to make himself known and take a full-time spot. Hughes seems to be cementing himself in the starting rotation for the near future for the Rockies. Gabriel Hughes' Future Alongside Chase DollanderColorado Rockies pitcher Chase Dollander. Dollander started out last season in the Rockies rotation his rookie year and it did not go well to say the least. But right before his injury, he had to be inserted back into the starting rotation due to injuries in the starting rotation to other members.