Teams looking to regain momentum prepare for a showdown as the Seattle Mariners take on the Baltimore Orioles in the first of a four-game series on Monday, June 8. The Mariners, following a narrow 5-4 loss to the Detroit Tigers, have lost three of their last four games, bringing their season record to 34-32. On the other hand, the Orioles also come off a defeat, having dropped a 6-4 decision against the Toronto Blue Jays, and currently sit at 31-35 for the season.

Key Matchup Details:

• First Pitch: 6:35 p.m. ET at Oriole Park at Camden Yards, Baltimore
• All-Time Series: Orioles lead 247-213, winning five of the last six encounters
• Betting Odds: Mariners are favored at -129 on the money line (risk $129 to win $100) with an over/under set at 9 runs

The SportsLine Projection Model has been on a hot streak, simulating every MLB game 10,000 times and entering Week 12 with an impressive 19-7 run on top-rated MLB picks. The model's accuracy extends to home run prop bets, showcasing a return of nearly 30 units of profit in 2025.

For this matchup, the model predicts:

• Over 9 combined runs to hit based on historical trends, with the Over hitting in four of the last five Mariners games and seven of the last ten Orioles games.
• Player Projections: Mariners' Randy Arozarena, Julio Rodriguez, Brendan Donovan, and Dominic Canzone are projected for 1.8 total bases or more. For the Orioles, Gunnar Henderson and Pete Alonso are expected to exceed 1.5 total bases.
• The model estimates a total of 10.1 combined runs, indicating a 60% chance for the Over to hit.

As the Mariners look to capitalize on their betting odds and the Orioles aim to improve their home record of 19-15, fans can expect an exciting matchup filled with potential for high-scoring action. For detailed predictions and insights, check the latest from SportsLine.