- Matchup: Baltimore Orioles vs Seattle Mariners
- Date: Thursday, June 18, 2026
- Venue: T-Mobile Park, Seattle, WA
- Broadcast: MLB.TV
- Betting Odds: Baltimore (+125) Seattle (-150)
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The Seattle Mariners (37-36) are set to face off against the Baltimore Orioles (34-39) at T-Mobile Park this Thursday. The betting line features Baltimore at +125 while Seattle is listed at -150. The total for the game is positioned at 8.5 runs, with expected starting pitchers Shane Baz and Bryan Woo taking the mound.

This season, the Orioles have amassed 119 doubles and launched 86 home runs. Baltimore showcases a slugging percentage of .404 and has recorded 652 strikeouts while drawing 282 walks. The team averages 4.7 runs per game, placing them 8th in the league. They have accumulated 333 RBIs and 592 hits with a batting average of .243. Additionally, Baltimore has scored 343 runs with an on-base percentage of .324.
The Orioles have secured a strikeout-to-walk ratio of 2.18, and their pitching staff has achieved a WHIP of 1.40. Baltimore’s pitchers have allowed 86 home runs and 376 runs this season (ranked 26th in the league). They have given up 652 hits (an average of 9.1 per 9 innings) and 330 earned runs, resulting in a team earned run average of 4.59 (23rd in the league). They have fanned 559 batters and issued 256 walks, with a cumulative FIP of 4.39 this year.
The Orioles’ bullpen has seen action with base runners on 66 occasions and has made 65 appearances in high-leverage situations, achieving 36 holds this season (16th in MLB). The relief pitchers have a save success rate of 69.6%, entering 60 save scenarios, with 16 saves recorded and failing to convert on 7 of 23 opportunities. They have inherited 94 base runners this season, with 22.3% scoring. To date, 244 pitchers have been utilized from the bullpen.
This season, the Baltimore Orioles have logged 1,942 putouts, 641 assists, and 41 errors, yielding a fielding percentage of .984, ranking 21st among MLB teams. They have turned 56 double plays and converted 68.7% of balls in play into outs across 5,826 innings, placing them 28th in the major leagues.
Shane Baz has pitched 368 innings, accumulating 360 strikeouts over his career. With a record of 21-23, Baz’s FIP stands at 4.14 facing 1,551 batters in the majors. His earned run average is 4.21 (with 172 earned runs allowed) and he boasts a career WHIP of 1.264, permitting 330 hits (8.1 hits per 9 innings) and 135 walks.
The Seattle Mariners have hit a total of 94 home runs and recorded 302 RBIs this season. They have registered 95 doubles, walked 246 times, and scored 311 runs, holding an on-base percentage of .316 and a batting average of .237. Seattle’s slugging percentage stands at .397, averaging 4.26 runs per game (18th in the league). They have struck out 621 times (ranked 9th) and compiled 578 base hits.
On the mound, the Seattle pitching staff has allowed 291 runs this year, maintaining an ERA of 3.69 (with 266 earned runs). The team has yielded 72 home runs and gives up 4.04 runs per 9 innings (5th in MLB). Their WHIP of 1.200 and FIP of 3.67 reflect their strong performance to date. They hold a striking ratio of 8.70, racking up 625 strikeouts against 190 walks, and stand 17th in total hits allowed with 589.
Ranked 22nd in the league with a save conversion rate of 55.2%, the Mariners have utilized 223 relievers this season. Their bullpen has entered high-leverage situations 85 times and faced runners on base 57 times. With 70 save situations, Seattle has achieved 40 holds while enduring 13 blown saves. They have converted 16 saves out of 29 opportunities, and their inherited score percentage stands at 21.1% from 76 inherited base runners.
With 5,841 innings played, the Mariners have an efficiency rate of 69.6% in defense, positioning them 21st in the league. They have completed 68 double plays and recorded a fielding percentage of .987 (13th in MLB), with 593 assists, 34 errors, and 1,947 putouts.
Throughout his professional career, Bryan Woo has allowed 378 hits while achieving 471 strikeouts in 477 innings. With a career record of 33-20, Woo has maintained a 3.39 ERA, giving up 7.1 hits per 9 innings. His WHIP stands at 0.991, along with a FIP of 3.3 and a strikeout-to-walk ratio of 4.96 against 1,903 opposing batters.
Who will triumph in tonight’s clash: the spread or the moneyline?
Prediction: Back Seattle (-150) and under 8.5 runs
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