MLBpipeline.com senior writer Jim Callis said Robles "might have as good all-around tools as anybody in the minor leagues."
Victor Robles has earned status as crown jewel of Nationals' farm system →
The Nationals traded four of their best prospects to Oakland in December for left-hander Gio Gonzalez, and Baseball America's executive editor, Jim Callis, said the organization will drop into the No. 5-10 range.
Nats reaping bountiful harvest on the farm →