What happened: MLB closed the 2026 regular season with Cristopher Sánchez and Sonny Gray tied atop the wins leaderboard. The tie was confirmed Sept. 28 as the postseason field was finalized.
Why it matters: The tie frames opening-series rotation order with both arms positioned as October starters. Gray entered the final week tied at 18 wins with 6.1 WAR, capping a stretch-run Cy Young case.
By the numbers: Gray: 18 wins (tied MLB lead), 6.1 WAR. Sánchez: tied MLB wins lead.
What to watch: Watch where each slots in his club's postseason rotation to open October.