- Matchup: Seattle Mariners vs Tampa Bay Rays
- Date: Sunday, July 12, 2026
- Venue: Tropicana Field in St. Petersburg, FL
- Broadcast: MLB.TV
- Betting Odds: Seattle (-128) Tampa Bay (+106)
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The Seattle Mariners (47-48) are set to face off against the Tampa Bay Rays (55-37) at Tropicana Field this Sunday. The current moneyline features Seattle at -128 and Tampa Bay at +106, with an over/under of 8.5. Emerson Hancock and Ian Seymour are slated to start as the pitchers for this matchup.
Seattle boasts a slugging percentage of .379 and has struck out 822 times while securing 316 walks. This season, they have achieved 369 RBIs and 721 hits, resulting in a team batting average of .230. The Mariners have hit 115 doubles and launched 113 home runs. With a total of 383 runs scored, their on-base percentage is currently .310, placing them 28th in the league with an average of 4.0 runs per game.
The Mariners have a K/BB ratio of 3.44 and their pitching staff carries a collective WHIP of 1.18. They have allowed 88 home runs and a total of 368 runs, ranking 6th in MLB. Over the season, they’ve given up 755 hits (8.1 hits per 9 innings) along with 337 earned runs, resulting in a team ERA of 3.61 (5th in MLB) and 812 strikeouts. With 236 walks, their FIP stands at 3.52 this year.
Throughout the season, the Mariners have utilized 279 relief pitchers. Their bullpen has inherited 91 runners, of which 27.5% have scored. The relief crew boasts 53 holds (12th in the league). Seattle’s relievers have entered 66 games with runners on base and made 100 high-leverage appearances, securing 22 saves but blowing 15 of their 37 save opportunities. Their save percentage is 59.5%, with 91 save opportunities.
Turning to defense, the Mariners have converted 69.6% of balls in play into outs across 7,563 innings, ranking them 19th in MLB. They’ve recorded 2,521 putouts, 772 assists, and 48 errors, leading to a fielding percentage of .986, placing them 17th in the league with 84 double plays.
Emerson Hancock has pitched 259 innings in his MLB career,, collecting 201 strikeouts. His earned run average stands at 4.23 (122 ER allowed), with a WHIP of 1.234. He’s surrendered 243 hits (8.4 hits per 9 innings), along with 77 walks. Hancock holds a career record of 14-13 and a FIP of 4.17, having faced 1,084 batters in the majors.
The Tampa Bay Rays have achieved an on-base percentage of .334 and a team batting average of .259 this season. They’ve struck out 659 times (ranked 30th in MLB) with 795 hits. The Rays have hit 92 home runs and garnered 397 RBIs. Their slugging percentage is .401, averaging 4.53 runs per game (15th in MLB). They’ve notched 128 doubles, complemented by 323 walks and 417 runs scored.
The Rays’ pitching staff has allowed 384 runs this year with an ERA of 3.79 (346 earned runs). They’ve given up 116 home runs and allow 4.21 runs per 9 innings (9th in MLB). Tampa Bay’s team WHIP stands at 1.169, with a FIP of 4.14. Their K/BB ratio is an impressive 8.10 (743 strikeouts to 243 walks), placing them 6th in total hits allowed with 717 hits conceded.
The Rays’ relievers hold an inherited score rate of 25.7% out of 109 inherited base runners. They have taken the mound 93 times in high-leverage scenarios and 76 times with runners on base. With 122 save situations, Tampa Bay’s bullpen has notched 72 holds and recorded 13 blown saves. They hold a 3rd place ranking in MLB with a save rate of 74.0%, deploying 292 relievers this season.
In 7,389 innings played, the Rays have achieved a defensive efficiency of 71.9% (2nd in MLB). They’ve executed 60 double plays and hold a fielding percentage of .983 (22nd in MLB), with 743 assists, 55 errors, and 2,463 putouts to date.
In his professional career, Ian Seymour has allowed 93 hits while recording 136 strikeouts in 118 innings. He carries a career record of 10-4 and a 3.89 ERA, allowing 7.1 hits per nine innings. With 51 earned runs surrendered, his WHIP stands at 1.126 and FIP at 3.8. The K/BB ratio for Seymour is 3.40, having faced 493 opponents during his MLB journey.
Will tonight’s MLB contest see a victory against the spread or moneyline?
Prediction: Go with Tampa Bay (+106)
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