Today's starting pitching matchup features Toronto Blue Jays's Trey Yesavage (4-4, 3.31 ERA) against San Diego Padres's Walker Buehler (5-5, 5.07 ERA).

Toronto Blue Jays's Trey Yesavage posts an solid 3.31 ERA this season, while Walker Buehler has been shaky at 5.07. There is a clear gap in starting pitching quality.

Advanced metrics: Trey Yesavage — FIP 3.88, K% 22.8%, 73.3 IP / Walker Buehler — FIP 4.11, K% 21.3%, 87.0 IP

2026 season record: Toronto Blue Jays 45-49 (.479), San Diego Padres 46-48 (.489).

Recent form: Toronto Blue Jays on a 3-game win streak, San Diego Padres on a 2-game losing streak.

Based on starting pitching, Toronto Blue Jays holds the edge.

Toronto Blue Jays bullpen: 13 relievers on the active roster. Key arms: Adam Macko 3.63 ERA, 17K in 17.1IP, Braydon Fisher (Setup) 3.33 ERA, 46K in 46.0IP.

San Diego Padres bullpen: 13 relievers on the active roster. Key arms: Adrian Morejon (Setup) 3.45 ERA, 56K in 47.0IP, Bradgley Rodriguez (Setup) 2.08 ERA, 37K in 39.0IP, Germán Márquez 5.02 ERA, 24K in 37.2IP.

Projected win probability: Toronto Blue Jays 56% vs San Diego Padres 44%

Factors: Toronto Blue Jays's starter owns the lower ERA, San Diego Padres's home-field advantage. Of course, baseball's inherent randomness means actual results may differ.

Workload comparison: Trey Yesavage averages 5.6 IP per start vs. Walker Buehler at 4.8 IP. Getting six-plus innings from the starter significantly eases the bullpen burden.

Walker Buehler has allowed 11 HR this season — a concern against a lineup with extra-base power.

Petco Park is classified as a pitcher-friendly park. Starter endurance becomes even more critical.