MLB Game Preview: Seattle Mariners (12-15) vs. St. Louis Cardinals (14-11)

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St. Louis Cardinals logo

Venue: Busch Stadium, St. Louis, MO
TV: Cardinals.TV / Mariners.TV | Streaming: MLB.TV

This interleague series is Game 2 of three after the Mariners and Cardinals opened the weekend with competitive play at Busch Stadium. The Cardinals hold a slight edge in the early NL Central standings and boast one of the stronger home records in the league, while the Mariners—sitting near the bottom of the AL West—have struggled on the road but bring elite pitching depth into the matchup. A righty-vs-lefty duel features two young arms with contrasting early-season profiles in a park that has played neutral-to-slightly hitter-friendly in 2026.

Starting Pitchers & Key Player Matchups

Seattle Mariners: Bryan Woo (RHP, 1-2, 2.25 ERA, 0.88 WHIP, 32.0 IP, 22 H, 26 K, 6 BB, 0 HR)
Woo has been outstanding early, posting a microscopic ERA with elite command and zero home runs allowed. He’ll face a Cardinals lineup featuring Jordan Walker (power/speed threat), Nolan Gorman, and contact-oriented bats like Masyn Winn. Mariners offensive keys: Julio Rodríguez (consistent All-Star production), Randy Arozarena, and the top of the order looking to exploit Liberatore’s elevated walk rate and recent homer issues.

St. Louis Cardinals: Matthew Liberatore (LHP, 0-1, 3.67 ERA, 1.41 WHIP, 27.0 IP, 28 H, 16 K, 10 BB, 5 HR)
Liberatore generates strikeouts but has allowed too much traffic and five home runs in roughly five starts. Busch Stadium’s dimensions may help, but his command woes could be exposed by a patient Mariners club. Cardinals bats to watch: Walker and the middle order aiming to capitalize on any elevated pitches from Woo.

Edge: Clear lean to Woo and the visitors given the significant ERA/WHIP advantage and zero-HR profile, though Liberatore’s strikeout upside keeps the game competitive in a daytime interleague spot.

Team Records & Recent Form

Mariners (12-15): 4th in AL West. Seattle has been streaky (2-8 on the road entering the series) with solid pitching but offensive inconsistency. They split recent series against Texas and Oakland and sit roughly 4-6 in the last 10 overall.

Cardinals (14-11): 3rd/4th in NL Central. St. Louis has played winning baseball at home (7-6) and shown flashes of momentum, though recent results have been mixed (around .500 in the last 10). Timely hitting and bullpen usage have been bright spots.

Injury Report

Seattle Mariners:
No major reported injuries impacting today’s lineup or rotation (Bryce Miller and others from earlier ILs are progressing but not active concerns for this game).

St. Louis Cardinals:

Patrick Wisdom (1B) – 10-day IL

Victor Robles (RF) – 10-day IL

Brendan Donovan (2B) – 10-day IL (retro to mid-April)

Additional depth notes: Teddy McGraw (SP) out until early May; longer-term absences in the rotation and outfield.

Both clubs are operating with thinned positional depth, but no changes reported for today’s starters.

Series History

The Mariners hold a modest recent edge in head-to-head play (winning six of the last seven meetings). Last year’s limited interleague series were competitive, but early 2026 results (including Friday’s Game 1) will be driven more by current pitching and form than long-term trends.

Weather Updates

Game-time forecast (2:15 PM EDT): Mild and mostly sunny, 70-75°F, winds light (5-10 mph), low precipitation chance (10-20%).
Excellent daytime conditions at Busch Stadium—warm spring afternoon with minimal wind that should play neutral without boosting or suppressing offense significantly. No rain delays expected.

Betting Trends & Market Snapshot

Run Line: Mariners have covered modestly as favorites.

Total: Under slightly favored by models). Busch has played neutral; Woo’s low-ERA starts trend Under.

Betting Trends to Note:

Mariners: Strong as road favorites in pitcher’s duels; recent totals mixed but unders emerging with elite starters.

Cardinals: Solid home record but struggling to cover as underdogs; Liberatore starts have inflated overs slightly.

Head-to-head: Recent games competitive with moderate scoring.

Game Odds

Seattle Mariners              – 149

St. Louis Cardinals           7.5

Odds Courtesy of Sports Odds Direct as of Friday, April 24, 2026

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