Cleveland Guardians vs Arizona Diamondbacks Prediction, 8/18/2025 MLB Picks, Best Bets & Odds

Game: Cleveland Guardians vs Arizona Diamondbacks

Date: Monday, August 18, 2025

Location: Chase Field in Phoenix, AZ

TV: DBACKS.TV

Odds/Point Spread: Cleveland (-196) Arizona (+162)

The Arizona Diamondbacks (60-62) are hosting the Cleveland Guardians (63-57) at Chase Field on Monday. The odds on this game have the Guardians at -196 while the Diamondbacks are priced at +162. The over/under has been set at 8. The pitchers who are expected to start will be Gavin Williams and Zac Gallen.

As a unit, the Cleveland Guardians are compiling 4.0 runs per game, which has them at 26th in the league. They have a total of 483 runs scored and hold an OBP of .301. The Guardians have accrued 181 two-baggers as a unit and have smacked 128 balls out of the park. They have amassed 464 runs batted in in addition to 901 base knocks so far this year, and their team batting average is sitting at .229. Cleveland has a slugging % of .378 and have been called out on strikes 981 times, while being walked on 379 occasions.

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The Guardians have a team earned run average of 3.87 for the year (14th in baseball), and the staff has rung up 1,009 batters. Guardians pitchers have yielded 130 home runs and also 505 runs (12th in MLB). They have walked 428 opposing hitters and their FIP is 4.12 as a team so far this season. Cleveland has yielded 967 base hits (8.1 per 9 innings) and also 460 earned runs. They have accumulated a K/BB ratio of 2.36 and their pitching staff has recorded a WHIP of 1.31.

Guardians relief pitchers have entered the contest with players on base 106 times in addition to having 141 appearances in high leverage situations. The relievers have accumulated 85 holds on the year (2nd in MLB). The Guardians relief pitchers have accumulated a save rate of 69.2% and have come into the game in 140 save situations. They have compiled 36 saves on the campaign and have blown 16 out of their 52 chances to get a save. The relief pitchers have inherited 148 runners on the campaign with 34.5% of those runners ended up scoring. The Guardians have sent 402 relievers to the mound this season.

The Guardians have transformed 69.7% of balls in play into outs out of 9,618 innings on the diamond, ranking them 17th in MLB. The Cincinnati Reds have 3,206 putouts for the season, as well as 981 assists and 81 errors. Their fielding rate sits at .981 which ranks 28th in MLB, and have earned 88 double plays.

Williams has taken the hill for 286 frames and is sitting with 287 K's so far in his career. Williams (13-19 win-loss record in his career) holds a FIP of 3.69 while he has faced 1,218 opposing batters in the majors. His earned run average is 3.74 (119 ER's allowed) and he has a career WHIP of 1.311. He has conceded 239 hits (7.5 hits per 9 innings) and has 136 walks.

Arizona has compiled 173 home runs on the season to go along with 590 RBIs. They have tallied 215 doubles, while walking 423 times as well as putting up 603 runs. The Arizona Diamondbacks are sitting with an OBP of .326 in addition to a batting average of .251 on the campaign. The Diamondbacks have a team SLG% of .442 and they are scoring 4.94 runs per game (6th in baseball). They have struck out on 962 occasions (21st in baseball) and have earned a total of 1,034 hits.

The Diamondbacks have a team WHIP of 1.339 and have a FIP of 4.30 as a squad on the campaign. Their K/BB ratio comes in at 8.20 (988 strikeouts against 385 free passes). They come in at 26th in baseball as a pitching staff in total hits surrendered with 1,069. They have surrendered 151 HR's and they concede 4.91 runs per 9 innings (25th in the league). The Arizona pitching staff have relinquished 593 runs this season while having an ERA of 4.52 (545 earned runs conceded).

With 120 save situations, the Diamondbacks have 61 holds in addition to 22 blown saves. Arizona has had relievers enter the contest in 55 save chances and they have walked away with 33 saves. Their relievers have stepped onto the mound 114 times in high leverage situations in addition to 100 occasions with runners on. Arizona bullpen pitchers have an inherited score rate of 31.3% of 128 inherited base runners. They rank 20th in the league with a save percentage of 60.0%, and they have dispatched 371 bullpen pitchers to the mound for the season.

Out of their 9,774 innings played, the Diamondbacks have a defensive efficiency of 69.1% (23rd in professional baseball). The Arizona Diamondbacks have turned 94 double plays and hold a fielding percentage of .986 (18th in pro baseball). The Diamondbacks have accrued 1,074 assists, 62 errors and have a tally of 3,258 putouts for the season.

So far in his career, Gallen has surrendered 810 hits while tallying 1,016 punch outs in 959 frames. Gallen (62-49 career record) holds a 3.59 ERA while conceding 7.6 hits per 9 innings. He has conceded a total of 383 ER's while holding a WHIP of 1.168 and a FIP of 3.5. His strikeout to walk ratio is 3.28 and he has faced 3,950 opposing batters during his pro baseball career.

Who will win tonight's MLB game against the spread or moneyline?

Parlay's Pundit's Pick: Take Arizona (+162) and under 8 runs

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