More importantly: Each of the Spurs' top three cornerstones—Harper included—were significantly better with Vassell on the court than without him in 2025-26. As Dylan Harper evolves, Devin Vassell should remain in the starting 5Harper and Vassell surprisingly played limited minutes together in 2025-26. In fact, most of the Spurs' best players were better when he was on the court this past season. Stephon Castle experienced jumps in the same areas, including massive upticks in true shooting percentage (+12.7) and three-point field goal percentage (+5.0). With a clearly positive impact on the Spurs' three most important young players, Vassell should be safe as a starter.