Diego Castellanos rakes. Pure and simple. The junior outfielder from St. Mary's was an integral part of the team that took down UCLA earlier this month, hitting leadoff and patrolling center field for the Gaels. Castellanos is now in the transfer portal, likely fielding high-major offers that could complicate his draft stock in 2026.
After a freshman year without many opportunities, Castellanos burst onto the scene in 2025 with a 110 wRC+ while hitting .311 in 61 games. He had just eleven doubles and eight home runs that year, working as more of a prototypical leadoff hitter.
Saint Mary's OF Diego Castellanos is entering the transfer portal.
— Andrew Riedell (@RiedellAndrew) June 4, 2026
He was a huge part of SMC's offensive success, hitting .382 with 6 HRs and 50 RBIs this season; he had 21 doubles as well. pic.twitter.com/FhOSPL37Mr
In 2026, Castellanos' game has changed. He tallied 21 …