Walters underwent a right elbow UCL repair with an internal brace Wednesday, Tim Stebbins of MLB.com reports.
Lowe went 1-for-4 with a two-run home run during the Guardians' 9-5 loss to the Orioles on Wednesday.
Griffin (15-5) took the loss against the Orioles on Wednesday, allowing eight runs on seven hits and two walks while striking out four across 2.1 innings.
Mayo went 1-for-3 with a solo home run and an additional run scored during Wednesday's 9-5 win over Cleveland.
DeLauter went 2-for-5 with a two-run home run during the Guardians' 9-5 loss to the Orioles on Wednesday.
Baz (6-15) was credited with the win against the Guardians on Wednesday, allowing five runs on six hits and one walk while striking out five across 5.2 innings.
Beavers went 2-for-5 with a double, three RBI and a run scored during Wednesday's 9-5 win over Cleveland.
Garcia earned the save in Wednesday's 9-5 win over the Guardians, allowing two hits while striking out three batters across 1.2 scoreless frames. He did not issue a walk.
The Orioles placed Alexander on the 10-day injured list Wednesday with low-back discomfort.
Orioles manager Craig Albernaz said that Henderson (foot) will not be in the lineup for Wednesday's game against the Guardians, Roch Kubatko of MASNSports.com reports.
We love the pitching matchup in the Guardians-Orioles game tonight, with lefty Parker Messick on the hill for Cleveland. He's given up one earned run over 17.2 IP, holding opponents to a .180 batting average. Shane Baz is the Orioles pitcher, and he's given up 7 ER in the first 5 innings of games this season. We don't want to worry about the bullpens in this one, so isolating the first five innings with Messick.
This is an excellent starting pitching matchup, but it's the Orioles who should have a solid advantage in the later innings. Baltimore owns a 3.62 bullpen ERA, compared to Cleveland's 5.08 bullpen ERA. Guardians star Jose Ramirez is batting .205 and fouled a pitch off his shin in Wednesday's loss at St. Louis. He's expected to play, but is not the same offensive force, at least not yet.
Progressive Field is currently yielding a +9% home run factor. Crucially, the park features a shorter right-field fence, which is the primary target for a left-handed pull-power hitter like Chase DeLauter. The forecast for 6:10 PM ET indicates 63°F with winds at 14 mph. Winds blowing out to RF in a small park environment significantly increase the probability of "borderline" fly balls clearing the wall. The market price of +470 implies a 17.5% probability of a home run. DeLauter has homered in 25% of his games this season and is facing a pitcher with a substantial 1.4 HR/9 rate in a park that favors LHB power; the mathematical edge is significant. Notably, he hasn’t homered since April 1st. Positive regression is expected.
Parker Messick has become a premier left-handed starter, posting a 0.51 ERA and 0.91 WHIP over 17.2 innings in his first three outings. Opposing hitters are batting .190 against him, and his data show it's sustainable. Baltimore ranks 26th in road scoring and now meets Messick, whose strong groundball rate (48.9%) and elite chase percentage (91st percentile) play well at pitcher-friendly Progressive Field. Baltimore counters with Shane Baz, who has struggled since the start of 2025, posting a 4.50 ERA, 4.84 FIP, an increased hard-hit rate, and 1.4 HR/9—factors that raise concerns. Adding to Baltimore’s challenge, the Orioles have never faced Messick, giving him a potential edge. Furthermore, Baltimore is dealing with numerous injuries, while Cleveland is 3-0 in series openers following a loss.
