Chicago Cubs vs Seattle Mariners Picks and Predictions for Saturday, August 22nd, 2026
Cubs vs Mariners Game Information
The Chicago Cubs continue their West Coast swing Saturday night with a 7:15 PM matchup inside T-Mobile Park in Seattle against the Seattle Mariners. The Cubs are right around 20 games above .500 this season, currently in pursuit of the top spot in the National League Central. The Seattle Mariners come into Saturday's game below .500 in the middle of the American League West standings. Stay in the action with our MLB Picks.
Cubs Preview
The Chicago offense has carried the team this season, posting a .248 batting average and scoring 656 runs on 1089 hits. Chicago has a .337 OBP and a .418 team slugging percentage. The Chicago pitching has been mediocre with a 4.14 team ERA. Pete Crow-Armstrong is in pursuit of the National League MVP, leading Chicago with a .279 batting average, 31 home runs, and 79 RBIs.
Mariners Preview
The Seattle offense has a .230 batting average this season, scoring 500 runs on 972 hits. Seattle has a .310 OBP and a .375 team slugging percentage. Seattle's pitching has been consistent, with a 4.00 team ERA. Randy Arozarena leads the Seattle offense this season with a .272 batting average. Julio Rodriguez has a .253 batting average and leads the team with 19 home runs. Cole Young has a .254 batting average and leads Seattle with 56 RBIs this season.
Cubs vs Mariners Pitching Matchup
David Peterson will start Saturday for Chicago. Peterson is 7-7 this season with a 5.29 ERA across 112.1 innings. Top prospect Kade Anderson will counter for Seattle and make his major-league debut.
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Cubs vs Mariners Pick
Anderson has plenty of upside, but making his major-league debut against one of the National League’s best teams is a difficult assignment. Chicago has the deeper lineup and has been far more consistent this season. Expect the Cubs to pressure the rookie and earn the road win.
- Pick: Chicago Cubs -101
- Secondary: Over 7.5
- Lean: Pete Crow-Armstrong Over 1.5 Bases
Final Score Prediction: Chicago Cubs win 9-4.
Game Written Before completion of the game on Friday.
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