Keagan Smith gives you a preview, prediction and pick for today’s game between the Seattle Mariners and Texas Rangers on Tuesday’s MLB slate.
We’re officially entering the third week of the MLB season, meaning we’re beginning to see statistical blips turn into trends as the sport’s pecking order comes into full focus. Just last night, the Texas Rangers (5-5) secured their first win of the season in front of the hometown crowd with a 2-1 victory over the Seattle Mariners (4-7). On Tuesday evening, these AL West rivals face off once again at Globe Life Field for game two of this three-night set.
Here’s a betting prediction and pick for tonight’s Mariners vs. Rangers matchup courtesy of MLB odds and lines on DraftKings Sportsbook.
Mariners vs. Rangers prediction, preview
Seattle Mariners
Well, well, well. The Mariners dropped their third straight game and fifth in their last six outings last night and hardly have the look of a division favorite. This start to 2026 has been somewhat disastrous for a team with World Series aspirations, especially at second-to-last in OPS at .609 with the MLB’s lowest AVG (.188). Wow, that’s rough for a team that’s supposed to have one of the best lineups in the MLB. Having your top two stars at an OBP of .255 or worse — Julio Rodriguez and Cal Raleigh — will really put a damper on production. The Mariners’ 3.45 runs per game are fourth fewest and their ISO of .130 ranks 23rd, though they’ve hit 10 homers. Beyond that, they have the fifth-highest K% at 26.7%. Not great. Their lone saving grace has been an arsenal of arms who are dealing at the moment. Seattle ranks fourth in ERA (2.68), second in WHIP (0.95), second in K% (28.5%) and first in BB% (5.9%).
Texas Rangers
The Rangers snapped a four-game losing streak last night, a much-needed shift in momentum after getting swept in their opening homestand. While the bats were largely unimpressive with just two runs in that 2-1 win, they managed seven hits, a step in the right direction. The offense comes up with a .685 OPS on the year that’s good for 14th, slashing a combined .237/.298/.387. It could be better, yes, but could also be much worse. They’re also 10th in ISO at .150 and have 10 homers themselves. However, an elevated K% of 26.1% profiles similarly to the Mariners, but an abysmal 0.29 BB/K ratio falls all the way to 29th out of the 30 teams. The Rangers’ own pitchers have also been impressive with a 3.34 ERA and 1.15 WHIP, both of which are sixth best in baseball. A 26.1% K% is quite good, as is the fifth-best K-BB% at 18.8%.
Tonight’s starting pitchers
The Mariners are set to start RHP George Kirby, who has a 3.75 ERA and 1.00 WHIP with 12 strikeouts across 12 IP in two starts. He allowed four earned runs to the Yankees in his second outing, but held the Guardians to only two hits and one earned run in his first appearance of the season. Last year, he finished the campaign with a 4.21 ERA and 1.19 WHIP, striking out 137 hitters in 126 IP.
RHP Nathan Eovaldi gets the starting nod for the Rangers as he looks to shake off a nightmare start to his year. He has an 11.42 ERA and 2.19 WHIP with 12 strikeouts across 8.2 IP, allowing 16 hits, three homers and 11 earned runs over this limited sample. His regression is stunning after throwing to the tune of a 1.73 ERA and 0.85 WHIP last season, punching out 129 batters in 130 IP.
Mariners vs. Rangers pick, best bet
DraftKings Sportsbook lists the Mariners as -118 ML favorites on the road, though the Rangers aren’t far behind at -102 odds. The run total sits at 7.5 combined runs between these sides.
Best Bet: Julio Rodriguez 2+ hits + runs + RBI (-101)
I know Rodriguez hasn’t been great to start the season with a .143/.250/.143 slash line for a .393 OPS. It’s ugly, yes. But he has a nice track record against Eovaldi at 7-for-18 with a .389/.389/.611 line for a round 1.000 OPS as well. At least two H + R + RBI are a bet I’m willing to make, especially with the hurler in such poor form right now as well. Whether he’s tipping pitches, in his own head, or is suffering from a mechanical issue… something just isn’t right. Rodriguez can take advantage here given the career split.