- Matchup: Seattle Mariners vs Baltimore Orioles
- Date: Monday, June 8, 2026
- Venue: Oriole Park at Camden Yards, Baltimore, MD
- Broadcast: MASN
- Betting Lines: Seattle (-196) Baltimore (+162)
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At Oriole Park at Camden Yards, the Baltimore Orioles (31-33) are set to challenge the Seattle Mariners (33-31) this Monday. The moneyline for this matchup features Seattle at -196 and Baltimore at +162, with the over/under established at 8 runs. Starting pitchers will be Luis Castillo for the Mariners and Shane Baz for the Orioles.
The Seattle Mariners have a slugging percentage of .399, with 560 strikeouts compared to 225 walks. They have recorded 263 runs batted in along with 500 hits this season, maintaining a batting average of .235. The team has logged 88 doubles and 83 home runs, collectively scoring 270 runs and achieving a .318 on-base percentage. The Mariners average 4.2 runs per game, placing them 19th in the league.
Seattle’s pitching staff boasts a team ERA of 3.53 (5th in the league) with 553 strikeouts recorded. Mariners pitchers have surrendered 61 home runs and allowed 244 runs total (ranking 6th in MLB). The team has walked 158 batters, with a collective FIP of 3.57. Across 5,142 innings, the Mariners have given up 521 hits (8.2 per 9 innings) and 224 earned runs, presenting a K/BB ratio of 3.50 and a WHIP of 1.19.
The Mariners’ bullpen has seen action with runners on base 49 times and has made 78 high-leverage appearances. The unit holds 34 holds this season (17th in the league) and a save percentage of 56.0%. Out of 59 save opportunities, they have recorded 14 saves, with 11 of 25 chances blown. The relievers have inherited 65 runners, with 18.5% scoring. So far, 194 relief pitchers have taken to the mound for the Mariners.
Turning 69.4% of balls put into play into outs, the Mariners rank 23rd in MLB. With a total of 1,714 putouts, 532 assists, and 27 errors, their fielding percentage is .988, placing them 7th overall in professional baseball, alongside 58 double plays.
Castillo has pitched 1,465 innings, collecting 1,549 strikeouts throughout his MLB career. His earned run average stands at 3.63 (591 earned runs allowed) with a WHIP of 1.188. He has permitted 1,266 hits (7.8 per nine innings) and issued 475 walks. Castillo, with an 86-89 career record, possesses a FIP of 3.58 against 6,074 batters faced during his time in the majors.
On the other hand, the Baltimore Orioles have recorded 72 home runs and 294 RBIs this season. They have 106 doubles, drawn 250 walks, and scored 301 runs, achieving an on-base percentage of .323 and a batting average of .242. With a team slugging percentage of .398, the Orioles average 4.70 runs per game (8th in the league), while striking out 571 times (6th in league) and notching 518 hits.
The Orioles’ pitching staff shows a WHIP of 1.411, coupled with a FIP of 4.29. They have a K/BB ratio of 7.90, with a total of 501 strikeouts against 228 walks. Ranking 29th in the league, they have allowed 572 hits, 71 home runs, and an average of 5.21 runs per nine innings (27th in the league). This season, Baltimore pitchers have surrendered 328 runs, with an ERA of 4.59 (289 earned runs).
With a save rate of 68.2%, Baltimore’s bullpen has deployed 217 relief pitchers so far. Their relievers have contributed in 61 high-leverage situations and faced baserunners on 57 occasions, achieving 34 holds and 7 blown saves out of 57 save opportunities. This year, 15 saves have been recorded out of 22 chances, and the inherited scoring rate for relief pitchers is 19.8% from 81 inherited runners.
Defensively, the Orioles have initiated 51 double plays with a fielding percentage of .985 (20th in MLB). They have 548 assists, 34 errors, and 1,702 putouts so far this season. In 5,106 innings, their defensive efficiency sits at 68.3% (28th in professional baseball).
Throughout his career, Baz has allowed 317 hits, with 356 strikeouts in 357 innings pitched. Holding a career record of 20-22, Baz has a 4.26 ERA while conceding 8.0 hits per nine innings. He has permitted 169 earned runs, with a WHIP of 1.257 and a FIP of 4.2. His strikeout-to-walk ratio stands at 2.70, facing 1,501 batters during his professional baseball journey.
Which team will clinch victory in tonight’s MLB clash against the spread or moneyline?
Prediction: Bet on Seattle (-196)
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