Seattle Mariners vs Detroit Tigers Preview
Today's Starting Matchup
Today's starting pitching matchup features Seattle Mariners's Bryan Woo (5-3, 3.44 ERA) against Detroit Tigers's Framber Valdez (2-4, 4.39 ERA).
Both starters carry similar ERAs, setting the stage for a potential pitchers' duel. WHIP: Bryan Woo 0.96, Framber Valdez 1.32.
Advanced metrics: Bryan Woo — FIP 2.96, K% 24.4%, 70.7 IP / Framber Valdez — FIP 4.18, K% 18.3%, 67.7 IP
Team Season Comparison
2026 season record: Seattle Mariners 33-30 (.524), Detroit Tigers 25-38 (.397).
Seattle Mariners holds the edge in the season standings, though Detroit Tigers can't be counted out based on head-to-head matchups.
Recent form: Seattle Mariners on a 1-game losing streak, Detroit Tigers on a 3-game win streak.
Based on starting pitching, Seattle Mariners holds the edge.
Bullpen Analysis
Seattle Mariners bullpen: 13 relievers on the active roster. Key arms: Alex Hoppe 5.65 ERA, 13K in 14.1IP, Andrés Muñoz (Closer) 4.76 ERA, 35K in 22.2IP, Bryan Woo 3.44 ERA, 68K in 70.2IP.
Detroit Tigers bullpen: 13 relievers on the active roster. Key arms: Brenan Hanifee 3.65 ERA, 6K in 12.1IP, Drew Anderson 3.92 ERA, 47K in 39.0IP.