Giants vs Guardians Prediction, Odds & Player Prop Bets Today – MLB, Aug 18

Cleveland Guardians catcher Bo Naylor sits near the bullpen during spring training baseball workouts in Goodyear, Ariz., Friday, Feb. 16, 2024.
(AP Photo/Carolyn Kaster)
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  • The Guardians are -200 favorites vs the Giants
  • Giants vs Guardians Over / Under today: 8 Runs
  • Giants / Guardians TV Channel: GDTV | NSBA

The San Francisco Giants (+165) visit Progressive Field to take on the Cleveland Guardians (-200) on August 18, 2026. First pitch is scheduled for 6:40 pm in Cleveland, OH.

This season, the Giants are 51-73 against the spread (ATS), while the Guardians are 58-66 ATS.

Giants vs Guardians Starting Pitchers Today:

  • Giants starting pitcher: Carson Whisenhunt 3-3, 6.19 ERA
  • Guardians starting pitcher: Foster Griffin 13-4, 3.26 ERA

Giants vs. Guardians Odds, Run Line, Over/Under & Moneyline

SpreadOver / UnderMoneyline
Giants+1.5 -140O 8 -110+165
Guardians -1.5 +115U 8 -110-200

Giants vs Guardians Prediction for Today’s Game

Based on recent trends the model predicts the Guardians will win Tuesday‘s MLB game with 61.2% confidence, factoring in game simulations, recent player performances, starting pitchers and injuries.


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We’ve highlighted some favorite MLB player prop bets for Giants players for Tuesday‘s game, looking at profitable historical betting trends:

Best Giants Player Prop Bets Today:

  • Osleivis Basabe has hit the Home Runs Over in 3 of his last 5 away games (+27.00 Units / 540% ROI)
  • Christian Koss has hit the Hits Runs and RBIs Under in 12 of his last 15 away games (+9.85 Units / 51% ROI)
  • Rafael Devers has hit the Walks Over in 14 of his last 25 away games (+8.65 Units / 35% ROI)
  • Carson Whisenhunt has hit the Walks Allowed Over in his last 7 games (+8.45 Units / 90% ROI)
  • Buddy Kennedy has hit the Total Bases Under in 9 of his last 10 away games (+8.00 Units / 63% ROI)

And here are some favorite MLB player prop bets for Guardians players for Tuesday‘s game, looking at profitable historical betting trends:

Best Guardians Player Prop Best Bets Today:

  • Patrick Bailey has hit the Home Runs Over in 3 of his last 8 games at home (+19.00 Units / 238% ROI)
  • Steven Kwan has hit the Hits Over in 22 of his last 25 games at home (+15.65 Units / 31% ROI)
  • Steven Kwan has hit the Singles Over in 20 of his last 25 games at home (+13.60 Units / 43% ROI)
  • Brayan Rocchio has hit the Hits Runs and RBIs Under in 17 of his last 20 games (+13.20 Units / 47% ROI)
  • Brayan Rocchio has hit the Runs Under in 18 of his last 20 games (+13.10 Units / 30% ROI)
  • The San Francisco Giants have hit the Team Total Under in 30 of their last 50 games (+7.35 Units / 13% ROI)
  • The San Francisco Giants have covered the 1st Five Innings (F5) Run Line in 8 of their last 9 games (+7.05 Units / 63% ROI)
  • The San Francisco Giants have hit the 1st Five Innings (F5) Moneyline in 15 of their last 30 games (+7.00 Units / 20% ROI)
  • The San Francisco Giants have hit the Game Total Over in 20 of their last 40 away games (+4.60 Units / 10% ROI)
  • The San Francisco Giants have covered the Run Line in 17 of their last 30 games (+3.25 Units / 8% ROI)
  • The Cleveland Guardians have hit the 1st Five Innings (F5) Team Total Under in 28 of their last 50 games (+4.80 Units / 8% ROI)
  • The Cleveland Guardians have hit the Team Total Over in 9 of their last 13 games at home (+4.40 Units / 30% ROI)
  • The Cleveland Guardians have hit the Game Total Over in 23 of their last 40 games at home (+4.25 Units / 10% ROI)

Giants Against the Spread (ATS) Record

Against the spread this season, the Giants are 59-63 against the Run Line (-18.8 Units / -10.99% ROI).

  • 51-73 when betting on the Moneyline for -20.25 Units / -14.63% ROI
  • 56-57 when betting on the total runs Over for -6.85 Units / -5% ROI
  • 57-56 when betting on the total runs Under for -4.4 Units / -3.24% ROI

Guardians Against the Spread (ATS) Record

Against the spread this season, the Guardians are 58-66 against the Run Line (-12.85 Units / -7.95% ROI).

  • 60-65 when betting on the Moneyline for -10.6 Units / -7.08% ROI
  • 60-65 when betting on the total runs Over for -11 Units / -8.06% ROI
  • 65-60 when betting on the total runs Under for -1.7 Units / -1.23% ROI

Guardians vs Giants Home Run Prop Bets Today

Yes
Jo Adell +310
Rafael Devers +360
Willy Adames +360
Rhys Hoskins +390
Bryce Eldridge +400

Guardians vs Giants Total Hits Prop Bets Today

Over Under
Jo Adell 0.5 -275 0.5 +175
Angel Genao 0.5 -235 0.5 +160
Jung Hoo Lee 0.5 -235 0.5 +155
Rafael Devers 0.5 -210 0.5 +140
Nathaniel Lowe 0.5 -190 0.5 +130

Guardians vs Giants Strikeout Prop Bets Today

Over Under
Rhys Hoskins 0.5 -225 0.5 +155
Christian Koss 0.5 -210 0.5 +140
Nathaniel Lowe 0.5 -200 0.5 +135
Travis Bazzana 0.5 -175 0.5 +120
Jo Adell 0.5 -175 0.5 +120

Giants Keys to the Game vs. the Guardians

The Giants are just 3-7 (.300) when allowing 5 or more extra base hits this season — lowest in MLB.

The Giants are just 3-7 (.300) this season — 2nd lowest in MLB.

The Giants are just 3-7 (.300) when allowing 5 or more extra base hits since the 2025 season — lowest in MLB.

The Giants are just 3-7 (.300) since the 2025 season — 2nd lowest in MLB.

Guardians Keys to the Game vs. the Giants

The Guardians are just 0-7 (.000) when trailing entering the 9th inning this season — tied for lowest in MLB.

The Guardians are just 3-6 (.333) when allowing 5 or more extra base hits this season — 2nd lowest in MLB.

The Guardians are just 3-8 (.273) this season — lowest in MLB.

The Guardians are just 3-8 (.273) since the 2025 season — lowest in MLB.

Giants hitters have drawn walks in 7% of their PA’s this season — lowest in MLB.

The Giants are batting .256 with two outs this season — 2nd best in MLB.

Giants hitters have struck out in just 20% of their PA’s against RHP this season — 4th best in MLB.

Giants hitters have drawn walks in 7% of their PA’s against RHP this season — 2nd lowest in MLB.

The Guardians are batting just .220 when facing the starting pitcher for the 3rd time in a game this season — 2nd lowest in MLB.

Guardians hitters are slugging just .369 this season — lowest in MLB.

The Guardians have scored 161 runs with two outs this season — 2nd fewest in MLB.

The Guardians are hitting just .175 against pitchers who have thrown at least 80 pitches in the game this season — lowest in MLB.

Opponents have a groundball rate of 46% against Giants pitchers this season — highest in MLB.

The Giants have won just 6% of road games in which their opponents scored first this season — lowest in MLB.

Giants pitchers have a strikeout rate of just 20% this season — 5th lowest in MLB.

Giants pitchers have won only 16% of games in which they have allowed their opponent to score in three different innings this season — 2nd lowest in MLB.

Opponents have a miss rate of 27% against Guardians pitchers this season — tied for 4th best in MLB.

Guardians pitchers have a strikeout rate of 25% this season — 3rd best in MLB.

Guardians pitchers have a strikeout rate of 29% in close and late situations this season — best in MLB.

Guardians pitchers have a strikeout rate of 25% with runners in scoring position this season — 2nd best in MLB.

More MLB Reading:


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Our BetMGM betting authors are experts who focus on individual game matchups & player prop bets with an emphasis on betting odds, lines & predictions.

Our BetMGM betting authors are experts who focus on individual game matchups & player prop bets with an emphasis on betting odds, lines & predictions.