MLB: St. Louis Cardinals vs Boston Red Sox (04/12/26)

Game Preview

Boston and St. Louis are back at it after the Red Sox rolled to a 7-1 win in the series opener, so this afternoon has a real response-game feel for the home side. The matchup also puts plenty of focus on the starting pitching, with Andre Pallante set to answer for St. Louis after Boston got to the Cardinals staff late on Saturday. Add in a windy afternoon at Busch Stadium and a pair of lineups with recent head-to-head power flashes, and this one sets up as one of the tighter games on Sunday’s board.

Game Information

Recent Matchup History

• April 11, 2026: Boston 7 at St. Louis 1
• April 10, 2026: Boston 2 at St. Louis 3
• April 6, 2025: St. Louis 7 at Boston 18
• April 6, 2025: St. Louis 4 at Boston 5
• April 4, 2025: St. Louis 9 at Boston 13

Why St. Louis Could Win

St. Louis has a fair case here if Andre Pallante keeps the ball on the ground and works deeper than the Cardinals got from Kyle Leahy on Saturday. Pallante’s recent line from March 31 was clean: 3 hits, 0 runs, 3 walks, and 3 strikeouts over a start marked by a .167 batting average against and a 0.508 opponent OPS. At home, the Cardinals have been a better betting team than their full-season profile suggests, going 7-3 ATS in their last 10 home games and 3-2 ATS in their last 5 at home. The bullpen is also in decent shape, with a low team stress score of 3 and key arms like Matt Svanson, Riley O’Brien, and Justin Bruihl all listed green. Offensively, Alec Burleson has done real damage in this pitcher matchup before, going 3-for-4 with 2 home runs and 3 RBI, while Nolan Gorman also owns a homer in the split.

Why Boston Could Win

Boston comes in with the stronger recent form and the more convincing lineup edge. The Red Sox are 2-1 over their last 3 games with opponents scoring only 1.33 runs per game, and they just put up 7 runs and 10 hits in this same ballpark on Saturday. Their projected lineup has several hitters with proven success in this matchup, starting with Willson Contreras, who is 3-for-4 with a double and a walk against this pitcher, and Trevor Story, who is 2-for-4 with a homer. Caleb Durbin has also shown patience in the matchup with 2 walks in 4 plate appearances. Boston’s bullpen looks fully rested too, carrying a team stress score of 4 with all listed relievers in green status. The bigger trend is on the side of the visitors: St. Louis is only 2-8 ATS in its last 10 games as a favorite, while Boston has won 4 of the last 5 meetings in this matchup history.

Final Pick

Boston Red Sox ML (-129)

Confidence: 6.42/10.00

Boston’s implied win probability at -129 is about 56.3%. I make the Red Sox closer to 60.5% here, which gives this pick a little more than a 4% edge. The support comes from stronger recent form, the better rested bullpen, and multiple lineup pieces with good prior results in this matchup. The main concern is St. Louis playing at home with a rested relief group, which keeps this from moving higher.