San Francisco Giants vs Cleveland Guardians Prediction, 8/20/2026 MLB Picks, Best Bets & Odds

Game: San Francisco Giants vs Cleveland Guardians

Date: Thursday, August 20, 2026

Location: Progressive Field in Cleveland, OH

TV: MLB.TV

Odds/Point Spread: San Francisco (+132) Cleveland (-160)

The Cleveland Guardians (61-65) are welcoming the San Francisco Giants (51-74) at Progressive Field on Thursday. The moneyline on this game has the Giants at +132 while the Guardians are coming in at -160. The over/under comes in at 8.5. The starting pitchers are Landen Roupp and Gavin Williams.

As a squad, the San Francisco Giants are scoring 4.1 runs per contest, which ranks them 24th in baseball. They have racked up 510 runs scored while holding a team OBP of .306. The Giants have hit 210 two-baggers as a unit and have knocked 138 baseballs out of the park. They have accumulated 490 runs batted in and 1,055 base knocks on the season, while their team batting average is sitting at .248. San Francisco has a slugging rate of .407 and have been called out on strikes 979 times, while drawing a walk on 329 occasions.

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They have a K/BB ratio of 2.01 and the pitching staff has earned a collective WHIP of 1.36. Giants pitchers have conceded 117 home runs in addition to 584 total runs (20th in MLB). San Francisco has surrendered 1,027 base hits (8.4 per 9 innings) and 537 earned runs. The Giants have a team earned run average of 4.38 for the season (23rd in the league), and their staff has rung up 945 batters. They have walked 470 hitters and their FIP comes in at 4.17 as a unit for the year.

Giants pitchers have entered the contest with runners on base 140 times in addition to having 104 appearances in high leverage situations. The bullpen have accumulated 60 holds on the season (21st in the league). The Giants bullpen have recorded a save percentage of 54.8% and have stepped onto the mound in 102 save situations. They have compiled 23 saves for the season and have blown 19 of their 42 save chances. The bullpen pitchers have inherited 213 runners on the campaign with 36.2% of them earned a run for their team. The Giants have dispatched 393 relievers to the hill on the year.

The Giants have turned 69.6% of balls hit into play into outs out of their 9,927 innings on the field, which has them ranked 19th in baseball. The San Francisco Giants have a total of 3,309 putouts for the season, in addition to 1,170 assists and 81 errors. Their fielding percentage is holding steady at .982 which ranks 25th in MLB, and they have turned 115 double plays.

Roupp has taken the hill for 286 frames and is sitting with 277 strikeouts so far in his pro baseball career. His ERA is 4.00 (127 ER's allowed) and his WHIP is 1.381. He has surrendered 264 base hits (8.3 hits per nine innings) and has had 131 walks. Roupp (15-21 record in his career) holds a FIP of 3.94 and he has faced 1,241 batters during his time in the major leagues.

The Guardians hold a team slugging percentage of .370 and they tally 3.98 runs per game (28th in the league). They have tallied 190 two-baggers, while taking a walk 458 times as well as putting up 502 runs. Cleveland has hit 120 HRs on the campaign and 479 RBIs. They have been called out on strikes on 1,031 occasions (18th in MLB) and have totaled 976 base hits. The Cleveland Guardians have earned an on-base percentage of .313 as well as a batting average of .233 over the course of the season.

The Guardians have a WHIP of 1.271 and have a FIP of 3.94 as a staff on the year. They rank 11th in baseball as a pitching staff in total hits conceded with 1,002. The Cleveland pitching staff have allowed 527 runs this season while having an ERA of 3.83 (474 earned runs yielded). Their K/BB ratio is 9.40 (1,167 strikeouts against 415 bases on balls). They have given up 146 homers and they yield 4.25 runs per 9 innings (8th in baseball).

Sitting with 144 save situations, the Guardians have accumulated 93 holds and also 14 blown saves. Cleveland has had bullpen pitchers step onto the hill in 49 save chances and they have come away with 35 saves. Cleveland bullpen pitchers hold an inherited score percentage of 27.1% out of their 203 inherited runners. Their relief pitchers have come in 142 times in high leverage situations and also on 131 occasions with runners on base. They are currently ranked 7th in the league holding a save percentage of 71.4%, and they have dispatched 431 relief pitchers to the mound for the season.

In their 10,041 innings played, the Guardians are sitting with a defensive efficiency of 69.4% (22nd in professional baseball). The Cleveland Guardians have gotten 84 double plays and have earned a fielding percentage of .985 (19th in baseball). The Guardians have racked up 989 assists, 68 errors and have notched a total of 3,347 putouts this season.

During his career, Williams has given up 384 base hits while he has accumulated 523 punch outs in 474 innings pitched. He has allowed 190 earned runs while earning a WHIP of 1.225 and having a FIP of 3.6. He has a K/BB ratio of 2.65 and he has gone up against 1,978 hitters so far in his career. Williams (29-27 career win-loss record) has a 3.61 earned run average and has conceded 7.3 hits per 9 innings.

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

Guy Bruhn's Pick: Take Cleveland (-160)

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