Blas Castaño is a Common 60 OVR Starting Pitcher card for the Rockies, part of the Live set in MLB The Show's Diamond Dynasty. He throws right-handed. The card was added to Diamond Dynasty in April 2026.

On the mound, Blas Castaño works with a 5-pitch arsenal led by a 94 mph Sinker and a 93 mph 4-Seam Fastball. His pitching ratings include 92 Velocity, 40 Control, and 54 Break. The profile favors a movement-heavy arsenal built to miss bats.

On the Diamond Dynasty market, Blas Castaño currently buys for about 24 stubs, with sell orders near 0 stubs. Over the past 7 days the price has held roughly steady. Its quick-sell value of 2 stubs sits at or above the sell price, making it quick-sell viable. DiamondOps currently rates the card a buy at this price.

OpScore is DiamondOps' composite rating of a card's in-game performance value. Blas Castaño earns an OpScore of 51.1 on Legend difficulty, ranking #2145 among all cards and #434 among Starting Pitchers.