Cleveland Guardians vs Arizona Diamondbacks: Game Preview, Odds, and Pitching Matchup for August 18, 2025

Monday, August 18th, 2025

Cleveland Guardians at Arizona Diamondbacks: MLB Preview and Betting Odds

The Cleveland Guardians (63-60, second in the AL Central) head to Chase Field to face the Arizona Diamondbacks (60-65, fourth in the NL West) on Monday night. First pitch is scheduled for 9:40 p.m. EDT in Phoenix.

Pitching Matchup

The Guardians are set to start Gavin Williams (7-4, 3.38 ERA, 1.31 WHIP, 127 strikeouts), while the Diamondbacks counter with Zac Gallen (9-12, 5.31 ERA, 1.35 WHIP, 131 strikeouts).

Betting Odds

Arizona is the slight favorite at -121, while Cleveland sits at +102. The over/under for total runs is set at 9.

Game Preview

After a tough 5-4 loss to the Braves on Sunday, the Guardians look to bounce back against the Diamondbacks in their first meeting of the season. Bo Naylor was a standout performer for Cleveland with four hits in the previous game.

Arizona boasts a 30-30 home record and shines when the bats are hot, posting a 35-19 mark in games where they've launched at least two home runs. The Guardians have been strong on the road (32-29) and are dominant when out-hitting opponents, going 43-13 in such contests.

Top Performers

Arizona Diamondbacks

Ketel Marte leads Arizona with 20 doubles, 23 home runs, and 56 RBI. Corbin Carroll is heating up, going 12-for-43 with two doubles and four home runs in his last 10 games.

Cleveland Guardians

Jose Ramirez remains the Guardians' offensive catalyst, batting .291 with 23 doubles, two triples, 25 home runs, 49 walks, and 64 RBI. Recently, Steven Kwan is 10-for-42 with a home run and one RBI over his last 10 games.

Recent Form

The Diamondbacks are 6-4 in their last 10 games, batting .278 as a team with a 4.75 ERA and outscoring opponents by 16 runs. Cleveland is 5-5 over its last 10, batting .216 with a 4.35 ERA and being outscored by eight runs.

Injuries

Arizona Diamondbacks

Anthony DeSclafani (thumb, 15-Day IL), Kevin Ginkel (shoulder, 60-Day IL), Gabriel Moreno (hand, 60-Day IL), Tommy Henry (elbow, 60-Day IL), Related Links

• Cleveland Guardians News & Updates
• Cleveland Guardians Schedule & Scores
• Arizona Diamondbacks News & Updates
• Arizona Diamondbacks Schedule & Scores
• MLB News